server.json

{
  "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
  "name": "io.github.alex-feel/mcp-context-server",
  "description": "An MCP server that provides persistent multimodal context storage for LLM agents.",
  "repository": {
    "url": "https://github.com/alex-feel/mcp-context-server",
    "source": "github"
  },
  "version": "2.2.2",
  "packages": [
    {
      "registryType": "pypi",
      "registryBaseUrl": "https://pypi.org",
      "identifier": "mcp-context-server",
      "version": "2.2.2",
      "transport": {
        "type": "stdio"
      },
      "environmentVariables": [
        {
          "description": "Log level",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "LOG_LEVEL"
        },
        {
          "description": "Storage backend type: sqlite (default) or postgresql",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "STORAGE_BACKEND"
        },
        {
          "description": "Maximum individual image size in megabytes",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "MAX_IMAGE_SIZE_MB"
        },
        {
          "description": "Maximum total request size in megabytes",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "MAX_TOTAL_SIZE_MB"
        },
        {
          "description": "Custom database file location path",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "DB_PATH"
        },
        {
          "description": "Maximum number of concurrent read connections in the pool",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "POOL_MAX_READERS"
        },
        {
          "description": "Maximum number of concurrent write connections in the pool",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "POOL_MAX_WRITERS"
        },
        {
          "description": "Connection timeout in seconds",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "POOL_CONNECTION_TIMEOUT_S"
        },
        {
          "description": "Idle connection timeout in seconds",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "POOL_IDLE_TIMEOUT_S"
        },
        {
          "description": "Connection health check interval in seconds",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "POOL_HEALTH_CHECK_INTERVAL_S"
        },
        {
          "description": "Maximum number of retry attempts for failed operations",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "RETRY_MAX_RETRIES"
        },
        {
          "description": "Base delay in seconds between retry attempts",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "RETRY_BASE_DELAY_S"
        },
        {
          "description": "Maximum delay in seconds between retry attempts",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "RETRY_MAX_DELAY_S"
        },
        {
          "description": "Enable random jitter in retry delays",
          "isRequired": false,
          "format": "boolean",
          "isSecret": false,
          "name": "RETRY_JITTER"
        },
        {
          "description": "Exponential backoff multiplication factor for retries",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "RETRY_BACKOFF_FACTOR"
        },
        {
          "description": "Enable SQLite foreign key constraints",
          "isRequired": false,
          "format": "boolean",
          "isSecret": false,
          "name": "SQLITE_FOREIGN_KEYS"
        },
        {
          "description": "SQLite journal mode (e.g., WAL, DELETE)",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "SQLITE_JOURNAL_MODE"
        },
        {
          "description": "SQLite synchronous mode (e.g., NORMAL, FULL, OFF)",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "SQLITE_SYNCHRONOUS"
        },
        {
          "description": "SQLite temporary storage location (e.g., MEMORY, FILE)",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "SQLITE_TEMP_STORE"
        },
        {
          "description": "SQLite memory-mapped I/O size in bytes",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "SQLITE_MMAP_SIZE"
        },
        {
          "description": "SQLite cache size (negative value for KB, positive for pages)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "SQLITE_CACHE_SIZE"
        },
        {
          "description": "SQLite page size in bytes",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "SQLITE_PAGE_SIZE"
        },
        {
          "description": "SQLite WAL autocheckpoint threshold in pages",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "SQLITE_WAL_AUTOCHECKPOINT"
        },
        {
          "description": "SQLite busy timeout in milliseconds",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "SQLITE_BUSY_TIMEOUT_MS"
        },
        {
          "description": "SQLite WAL checkpoint mode (e.g., PASSIVE, FULL, RESTART)",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "SQLITE_WAL_CHECKPOINT"
        },
        {
          "description": "Server shutdown timeout in seconds",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "SHUTDOWN_TIMEOUT_S"
        },
        {
          "description": "Test mode shutdown timeout in seconds",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "SHUTDOWN_TIMEOUT_TEST_S"
        },
        {
          "description": "Queue operation timeout in seconds",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "QUEUE_TIMEOUT_S"
        },
        {
          "description": "Test mode queue timeout in seconds",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "QUEUE_TIMEOUT_TEST_S"
        },
        {
          "description": "Circuit breaker failure threshold before opening",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "CIRCUIT_BREAKER_FAILURE_THRESHOLD"
        },
        {
          "description": "Circuit breaker recovery timeout in seconds",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "CIRCUIT_BREAKER_RECOVERY_TIMEOUT_S"
        },
        {
          "description": "Maximum calls allowed in circuit breaker half-open state",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "CIRCUIT_BREAKER_HALF_OPEN_MAX_CALLS"
        },
        {
          "description": "Complete PostgreSQL connection string (overrides individual settings if provided)",
          "isRequired": false,
          "format": "string",
          "isSecret": true,
          "name": "POSTGRESQL_CONNECTION_STRING"
        },
        {
          "description": "PostgreSQL server host address",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "POSTGRESQL_HOST"
        },
        {
          "description": "PostgreSQL server port number",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "POSTGRESQL_PORT"
        },
        {
          "description": "PostgreSQL database username",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "POSTGRESQL_USER"
        },
        {
          "description": "PostgreSQL database password",
          "isRequired": false,
          "format": "string",
          "isSecret": true,
          "name": "POSTGRESQL_PASSWORD"
        },
        {
          "description": "PostgreSQL database name",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "POSTGRESQL_DATABASE"
        },
        {
          "description": "PostgreSQL connection pool minimum size",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "POSTGRESQL_POOL_MIN"
        },
        {
          "description": "PostgreSQL connection pool maximum size",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "POSTGRESQL_POOL_MAX"
        },
        {
          "description": "PostgreSQL connection pool timeout in seconds",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "POSTGRESQL_POOL_TIMEOUT_S"
        },
        {
          "description": "PostgreSQL command execution timeout in seconds",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "POSTGRESQL_COMMAND_TIMEOUT_S"
        },
        {
          "description": "Timeout in seconds for PostgreSQL migration operations (default: 300)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "POSTGRESQL_MIGRATION_TIMEOUT_S"
        },
        {
          "description": "Close idle PostgreSQL connections after this many seconds (0 to disable, default: 300)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "POSTGRESQL_MAX_INACTIVE_LIFETIME_S"
        },
        {
          "description": "Recycle PostgreSQL connections after this many queries (0 to disable, default: 10000)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "POSTGRESQL_MAX_QUERIES"
        },
        {
          "description": "Seconds of idle time before sending first TCP keepalive probe (0 to disable, default: 15)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "POSTGRESQL_TCP_KEEPALIVES_IDLE_S"
        },
        {
          "description": "Seconds between subsequent TCP keepalive probes (0 to disable, default: 5)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "POSTGRESQL_TCP_KEEPALIVES_INTERVAL_S"
        },
        {
          "description": "Number of failed TCP keepalive probes before connection is considered dead (0 to disable, default: 3)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "POSTGRESQL_TCP_KEEPALIVES_COUNT"
        },
        {
          "description": "asyncpg prepared statement cache size. Set to 0 for external pooler compatibility (PgBouncer transaction mode, Pgpool-II, etc.). Default: 100",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "POSTGRESQL_STATEMENT_CACHE_SIZE"
        },
        {
          "description": "Maximum lifetime of cached prepared statements in seconds (default: 300). Has no effect when statement_cache_size=0",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "POSTGRESQL_MAX_CACHED_STATEMENT_LIFETIME_S"
        },
        {
          "description": "Maximum size of statement to cache in bytes (default: 15360). Has no effect when statement_cache_size=0",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "POSTGRESQL_MAX_CACHEABLE_STATEMENT_SIZE"
        },
        {
          "description": "PostgreSQL SSL mode (disable, allow, prefer, require, verify-ca, verify-full)",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "POSTGRESQL_SSL_MODE"
        },
        {
          "description": "PostgreSQL schema name for table and index operations (default: public)",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "POSTGRESQL_SCHEMA"
        },
        {
          "description": "Enable semantic search functionality",
          "isRequired": false,
          "format": "boolean",
          "isSecret": false,
          "name": "ENABLE_SEMANTIC_SEARCH"
        },
        {
          "description": "Enable embedding generation for stored context. Default true - server fails if dependencies not met. Set false to disable embeddings.",
          "isRequired": false,
          "format": "boolean",
          "isSecret": false,
          "name": "ENABLE_EMBEDDING_GENERATION"
        },
        {
          "description": "Ollama API host URL for embedding generation",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "OLLAMA_HOST"
        },
        {
          "description": "Automatically pull missing Ollama models on startup (default: true)",
          "isRequired": false,
          "format": "boolean",
          "isSecret": false,
          "name": "OLLAMA_AUTO_PULL"
        },
        {
          "description": "Timeout in seconds for pulling Ollama models (default: 900, range: 30-3600)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "OLLAMA_PULL_TIMEOUT_S"
        },
        {
          "description": "Ollama embedding truncation mode: false (default) returns error when context exceeded, true enables silent truncation",
          "isRequired": false,
          "format": "boolean",
          "isSecret": false,
          "name": "EMBEDDING_OLLAMA_TRUNCATE"
        },
        {
          "description": "Ollama embedding context window size in tokens (default: 4096, range: 512-2097152)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "EMBEDDING_OLLAMA_NUM_CTX"
        },
        {
          "description": "Embedding model name for semantic search",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "EMBEDDING_MODEL"
        },
        {
          "description": "Embedding vector dimensions",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "EMBEDDING_DIM"
        },
        {
          "description": "Timeout in seconds for embedding generation API calls",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "EMBEDDING_TIMEOUT_S"
        },
        {
          "description": "Maximum number of retry attempts for embedding generation",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "EMBEDDING_RETRY_MAX_ATTEMPTS"
        },
        {
          "description": "Base delay in seconds between retry attempts (with exponential backoff)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "EMBEDDING_RETRY_BASE_DELAY_S"
        },
        {
          "description": "Maximum concurrent embedding generation operations (default: 3, range: 1-20)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "EMBEDDING_MAX_CONCURRENT"
        },
        {
          "description": "Enable summary generation for stored context. Default true - server fails if dependencies not met. Set false to disable summaries.",
          "isRequired": false,
          "format": "boolean",
          "isSecret": false,
          "name": "ENABLE_SUMMARY_GENERATION"
        },
        {
          "description": "Summary provider: ollama (default), openai, or anthropic",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "SUMMARY_PROVIDER"
        },
        {
          "description": "Summary generation model name (default: qwen3:0.6b)",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "SUMMARY_MODEL"
        },
        {
          "description": "Maximum output tokens for summary generation (default: 4000, range: 50-16384). Increase if summaries are truncated by reasoning models",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "SUMMARY_MAX_TOKENS"
        },
        {
          "description": "Timeout in seconds for summary generation API calls",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "SUMMARY_TIMEOUT_S"
        },
        {
          "description": "Maximum number of retry attempts for summary generation",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "SUMMARY_RETRY_MAX_ATTEMPTS"
        },
        {
          "description": "Base delay in seconds between retry attempts (with exponential backoff)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "SUMMARY_RETRY_BASE_DELAY_S"
        },
        {
          "description": "Maximum concurrent summary generation operations (default: 3, range: 1-20)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "SUMMARY_MAX_CONCURRENT"
        },
        {
          "description": "Custom summarization prompt. Overrides the built-in default. Used as system message for the LLM.",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "SUMMARY_PROMPT"
        },
        {
          "description": "Minimum text content length in characters to trigger summary generation (default: 500, range: 0-10000). Set to 0 to always generate.",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "SUMMARY_MIN_CONTENT_LENGTH"
        },
        {
          "description": "Ollama summary context window size in tokens (default: 32768, range: 512-2097152)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "SUMMARY_OLLAMA_NUM_CTX"
        },
        {
          "description": "Ollama summary truncation mode: false (default) returns error when context exceeded, true enables silent truncation",
          "isRequired": false,
          "format": "boolean",
          "isSecret": false,
          "name": "SUMMARY_OLLAMA_TRUNCATE"
        },
        {
          "description": "Reasoning effort level for OpenAI reasoning models (default: low). Valid values vary by generation: gpt-5: low, medium, high; gpt-5.1+: none, low, medium, high, xhigh. Default low is universally valid across all generations",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "SUMMARY_OPENAI_REASONING_EFFORT"
        },
        {
          "description": "Effort level for Anthropic Claude models (default: none). Valid values: max, high, medium, low. Controls inference effort (adaptive thinking)",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "SUMMARY_ANTHROPIC_EFFORT"
        },
        {
          "description": "Anthropic API key for summary generation",
          "isRequired": false,
          "format": "string",
          "isSecret": true,
          "name": "ANTHROPIC_API_KEY"
        },
        {
          "description": "Enable full-text search functionality",
          "isRequired": false,
          "format": "boolean",
          "isSecret": false,
          "name": "ENABLE_FTS"
        },
        {
          "description": "Language for FTS stemming (e.g., english, german, french)",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "FTS_LANGUAGE"
        },
        {
          "description": "Characters of context around each FTS match for reranking passage extraction (default: 750)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "FTS_RERANK_WINDOW_SIZE"
        },
        {
          "description": "Merge FTS match regions within this character distance (default: 100)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "FTS_RERANK_GAP_MERGE"
        },
        {
          "description": "Enable hybrid search combining FTS and semantic search with RRF fusion",
          "isRequired": false,
          "format": "boolean",
          "isSecret": false,
          "name": "ENABLE_HYBRID_SEARCH"
        },
        {
          "description": "RRF smoothing constant for hybrid search (default 60)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "HYBRID_RRF_K"
        },
        {
          "description": "Multiplier for over-fetching results before RRF fusion (default: 2)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "HYBRID_RRF_OVERFETCH"
        },
        {
          "description": "Minimum significant query terms to switch hybrid FTS from AND to OR logic (default: 4)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "HYBRID_FTS_OR_THRESHOLD"
        },
        {
          "description": "Default sort order for search results: relevance (only 'relevance' supported in current version)",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "SEARCH_DEFAULT_SORT_BY"
        },
        {
          "description": "Maximum character length for truncated text_content in search results (default: 300, range: 50-1000)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "SEARCH_TRUNCATION_LENGTH"
        },
        {
          "description": "Enable text chunking for embedding generation (default: true)",
          "isRequired": false,
          "format": "boolean",
          "isSecret": false,
          "name": "ENABLE_CHUNKING"
        },
        {
          "description": "Target chunk size in characters (default: 1500)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "CHUNK_SIZE"
        },
        {
          "description": "Overlap between chunks in characters (default: 150)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "CHUNK_OVERLAP"
        },
        {
          "description": "Chunk score aggregation method: max (only 'max' supported in current version)",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "CHUNK_AGGREGATION"
        },
        {
          "description": "Multiplier for over-fetching chunks before deduplication (default: 5)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "CHUNK_DEDUP_OVERFETCH"
        },
        {
          "description": "Enable cross-encoder reranking of search results (default: true)",
          "isRequired": false,
          "format": "boolean",
          "isSecret": false,
          "name": "ENABLE_RERANKING"
        },
        {
          "description": "Reranking provider (default: flashrank)",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "RERANKING_PROVIDER"
        },
        {
          "description": "Reranking model name (default: ms-marco-MiniLM-L-12-v2)",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "RERANKING_MODEL"
        },
        {
          "description": "Maximum input length for reranking in tokens (default: 512)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "RERANKING_MAX_LENGTH"
        },
        {
          "description": "Multiplier for over-fetching results before reranking (default: 4)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "RERANKING_OVERFETCH"
        },
        {
          "description": "Directory for caching reranking models",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "RERANKING_CACHE_DIR"
        },
        {
          "description": "Estimated characters per token for passage size validation (default: 4.0, range: 2.0-8.0)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "RERANKING_CHARS_PER_TOKEN"
        },
        {
          "description": "ONNX Runtime intra-operation parallelism threads for reranking (default: 0 = auto-detect)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "RERANKING_INTRA_OP_THREADS"
        },
        {
          "description": "Enable ONNX Runtime CPU memory arena for reranking (default: false)",
          "isRequired": false,
          "format": "boolean",
          "isSecret": false,
          "name": "RERANKING_CPU_MEM_ARENA"
        },
        {
          "description": "Maximum passages per ONNX Runtime inference batch during reranking (default: 32)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "RERANKING_BATCH_SIZE"
        },
        {
          "description": "Embedding provider: ollama (default), openai, azure, huggingface, or voyage",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "EMBEDDING_PROVIDER"
        },
        {
          "description": "OpenAI API key for OpenAI embedding provider",
          "isRequired": false,
          "format": "string",
          "isSecret": true,
          "name": "OPENAI_API_KEY"
        },
        {
          "description": "Custom base URL for OpenAI-compatible APIs",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "OPENAI_API_BASE"
        },
        {
          "description": "OpenAI organization ID",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "OPENAI_ORGANIZATION"
        },
        {
          "description": "Azure OpenAI API key",
          "isRequired": false,
          "format": "string",
          "isSecret": true,
          "name": "AZURE_OPENAI_API_KEY"
        },
        {
          "description": "Azure OpenAI endpoint URL",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "AZURE_OPENAI_ENDPOINT"
        },
        {
          "description": "Azure OpenAI embedding deployment name",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "AZURE_OPENAI_EMBEDDING_DEPLOYMENT_NAME"
        },
        {
          "description": "Azure OpenAI API version (default: 2024-02-01)",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "AZURE_OPENAI_API_VERSION"
        },
        {
          "description": "HuggingFace Hub API token for HuggingFace embedding provider",
          "isRequired": false,
          "format": "string",
          "isSecret": true,
          "name": "HUGGINGFACEHUB_API_TOKEN"
        },
        {
          "description": "Voyage AI API key for Voyage embedding provider",
          "isRequired": false,
          "format": "string",
          "isSecret": true,
          "name": "VOYAGE_API_KEY"
        },
        {
          "description": "Voyage AI truncation mode: false (default) returns error when context exceeded, true enables silent truncation",
          "isRequired": false,
          "format": "boolean",
          "isSecret": false,
          "name": "VOYAGE_TRUNCATION"
        },
        {
          "description": "Voyage AI batch size for embedding requests",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "VOYAGE_BATCH_SIZE"
        },
        {
          "description": "Enable LangSmith tracing",
          "isRequired": false,
          "format": "boolean",
          "isSecret": false,
          "name": "LANGSMITH_TRACING"
        },
        {
          "description": "LangSmith API key",
          "isRequired": false,
          "format": "string",
          "isSecret": true,
          "name": "LANGSMITH_API_KEY"
        },
        {
          "description": "LangSmith project name",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "LANGSMITH_PROJECT"
        },
        {
          "description": "LangSmith API endpoint URL",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "LANGSMITH_ENDPOINT"
        },
        {
          "description": "Comma-separated list of metadata fields to index (field:type format)",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "METADATA_INDEXED_FIELDS"
        },
        {
          "description": "Index sync mode: strict (fail), auto (sync), warn (log), additive (default, add missing only)",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "METADATA_INDEX_SYNC_MODE"
        },
        {
          "description": "Transport mode: stdio for local, http for Docker/remote",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "MCP_TRANSPORT"
        },
        {
          "description": "HTTP bind address (use 0.0.0.0 for Docker)",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "FASTMCP_HOST"
        },
        {
          "description": "HTTP port number",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "FASTMCP_PORT"
        },
        {
          "description": "Enable stateless HTTP mode for horizontal scaling. Enabled by default as the server has no stateful MCP features. Set to false only if you need server-side MCP session tracking.",
          "isRequired": false,
          "format": "boolean",
          "isSecret": false,
          "name": "FASTMCP_STATELESS_HTTP"
        },
        {
          "description": "Comma-separated list of tools to disable (e.g., delete_context,update_context)",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "DISABLED_TOOLS"
        },
        {
          "description": "Bearer token for HTTP authentication (required when using SimpleTokenVerifier)",
          "isRequired": false,
          "format": "string",
          "isSecret": true,
          "name": "MCP_AUTH_TOKEN"
        },
        {
          "description": "Client ID to assign to authenticated requests",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "MCP_AUTH_CLIENT_ID"
        },
        {
          "description": "Authentication provider: none (default), simple_token",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "MCP_AUTH_PROVIDER"
        },
        {
          "description": "Custom server instructions text. Overrides built-in default. Set to empty string to disable.",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "MCP_SERVER_INSTRUCTIONS"
        }
      ]
    },
    {
      "registryType": "oci",
      "identifier": "ghcr.io/alex-feel/mcp-context-server:2.2.2",
      "runtimeHint": "docker",
      "transport": {
        "type": "streamable-http",
        "url": "http://localhost:8000/mcp"
      },
      "environmentVariables": [
        {
          "description": "Log level",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "LOG_LEVEL"
        },
        {
          "description": "Storage backend type: sqlite (default) or postgresql",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "STORAGE_BACKEND"
        },
        {
          "description": "Maximum individual image size in megabytes",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "MAX_IMAGE_SIZE_MB"
        },
        {
          "description": "Maximum total request size in megabytes",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "MAX_TOTAL_SIZE_MB"
        },
        {
          "description": "Custom database file location path",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "DB_PATH"
        },
        {
          "description": "Maximum number of concurrent read connections in the pool",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "POOL_MAX_READERS"
        },
        {
          "description": "Maximum number of concurrent write connections in the pool",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "POOL_MAX_WRITERS"
        },
        {
          "description": "Connection timeout in seconds",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "POOL_CONNECTION_TIMEOUT_S"
        },
        {
          "description": "Idle connection timeout in seconds",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "POOL_IDLE_TIMEOUT_S"
        },
        {
          "description": "Connection health check interval in seconds",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "POOL_HEALTH_CHECK_INTERVAL_S"
        },
        {
          "description": "Maximum number of retry attempts for failed operations",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "RETRY_MAX_RETRIES"
        },
        {
          "description": "Base delay in seconds between retry attempts",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "RETRY_BASE_DELAY_S"
        },
        {
          "description": "Maximum delay in seconds between retry attempts",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "RETRY_MAX_DELAY_S"
        },
        {
          "description": "Enable random jitter in retry delays",
          "isRequired": false,
          "format": "boolean",
          "isSecret": false,
          "name": "RETRY_JITTER"
        },
        {
          "description": "Exponential backoff multiplication factor for retries",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "RETRY_BACKOFF_FACTOR"
        },
        {
          "description": "Enable SQLite foreign key constraints",
          "isRequired": false,
          "format": "boolean",
          "isSecret": false,
          "name": "SQLITE_FOREIGN_KEYS"
        },
        {
          "description": "SQLite journal mode (e.g., WAL, DELETE)",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "SQLITE_JOURNAL_MODE"
        },
        {
          "description": "SQLite synchronous mode (e.g., NORMAL, FULL, OFF)",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "SQLITE_SYNCHRONOUS"
        },
        {
          "description": "SQLite temporary storage location (e.g., MEMORY, FILE)",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "SQLITE_TEMP_STORE"
        },
        {
          "description": "SQLite memory-mapped I/O size in bytes",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "SQLITE_MMAP_SIZE"
        },
        {
          "description": "SQLite cache size (negative value for KB, positive for pages)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "SQLITE_CACHE_SIZE"
        },
        {
          "description": "SQLite page size in bytes",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "SQLITE_PAGE_SIZE"
        },
        {
          "description": "SQLite WAL autocheckpoint threshold in pages",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "SQLITE_WAL_AUTOCHECKPOINT"
        },
        {
          "description": "SQLite busy timeout in milliseconds",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "SQLITE_BUSY_TIMEOUT_MS"
        },
        {
          "description": "SQLite WAL checkpoint mode (e.g., PASSIVE, FULL, RESTART)",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "SQLITE_WAL_CHECKPOINT"
        },
        {
          "description": "Server shutdown timeout in seconds",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "SHUTDOWN_TIMEOUT_S"
        },
        {
          "description": "Test mode shutdown timeout in seconds",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "SHUTDOWN_TIMEOUT_TEST_S"
        },
        {
          "description": "Queue operation timeout in seconds",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "QUEUE_TIMEOUT_S"
        },
        {
          "description": "Test mode queue timeout in seconds",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "QUEUE_TIMEOUT_TEST_S"
        },
        {
          "description": "Circuit breaker failure threshold before opening",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "CIRCUIT_BREAKER_FAILURE_THRESHOLD"
        },
        {
          "description": "Circuit breaker recovery timeout in seconds",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "CIRCUIT_BREAKER_RECOVERY_TIMEOUT_S"
        },
        {
          "description": "Maximum calls allowed in circuit breaker half-open state",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "CIRCUIT_BREAKER_HALF_OPEN_MAX_CALLS"
        },
        {
          "description": "Complete PostgreSQL connection string (overrides individual settings if provided)",
          "isRequired": false,
          "format": "string",
          "isSecret": true,
          "name": "POSTGRESQL_CONNECTION_STRING"
        },
        {
          "description": "PostgreSQL server host address",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "POSTGRESQL_HOST"
        },
        {
          "description": "PostgreSQL server port number",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "POSTGRESQL_PORT"
        },
        {
          "description": "PostgreSQL database username",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "POSTGRESQL_USER"
        },
        {
          "description": "PostgreSQL database password",
          "isRequired": false,
          "format": "string",
          "isSecret": true,
          "name": "POSTGRESQL_PASSWORD"
        },
        {
          "description": "PostgreSQL database name",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "POSTGRESQL_DATABASE"
        },
        {
          "description": "PostgreSQL connection pool minimum size",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "POSTGRESQL_POOL_MIN"
        },
        {
          "description": "PostgreSQL connection pool maximum size",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "POSTGRESQL_POOL_MAX"
        },
        {
          "description": "PostgreSQL connection pool timeout in seconds",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "POSTGRESQL_POOL_TIMEOUT_S"
        },
        {
          "description": "PostgreSQL command execution timeout in seconds",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "POSTGRESQL_COMMAND_TIMEOUT_S"
        },
        {
          "description": "Timeout in seconds for PostgreSQL migration operations (default: 300)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "POSTGRESQL_MIGRATION_TIMEOUT_S"
        },
        {
          "description": "Close idle PostgreSQL connections after this many seconds (0 to disable, default: 300)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "POSTGRESQL_MAX_INACTIVE_LIFETIME_S"
        },
        {
          "description": "Recycle PostgreSQL connections after this many queries (0 to disable, default: 10000)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "POSTGRESQL_MAX_QUERIES"
        },
        {
          "description": "Seconds of idle time before sending first TCP keepalive probe (0 to disable, default: 15)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "POSTGRESQL_TCP_KEEPALIVES_IDLE_S"
        },
        {
          "description": "Seconds between subsequent TCP keepalive probes (0 to disable, default: 5)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "POSTGRESQL_TCP_KEEPALIVES_INTERVAL_S"
        },
        {
          "description": "Number of failed TCP keepalive probes before connection is considered dead (0 to disable, default: 3)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "POSTGRESQL_TCP_KEEPALIVES_COUNT"
        },
        {
          "description": "asyncpg prepared statement cache size. Set to 0 for external pooler compatibility (PgBouncer transaction mode, Pgpool-II, etc.). Default: 100",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "POSTGRESQL_STATEMENT_CACHE_SIZE"
        },
        {
          "description": "Maximum lifetime of cached prepared statements in seconds (default: 300). Has no effect when statement_cache_size=0",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "POSTGRESQL_MAX_CACHED_STATEMENT_LIFETIME_S"
        },
        {
          "description": "Maximum size of statement to cache in bytes (default: 15360). Has no effect when statement_cache_size=0",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "POSTGRESQL_MAX_CACHEABLE_STATEMENT_SIZE"
        },
        {
          "description": "PostgreSQL SSL mode (disable, allow, prefer, require, verify-ca, verify-full)",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "POSTGRESQL_SSL_MODE"
        },
        {
          "description": "PostgreSQL schema name for table and index operations (default: public)",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "POSTGRESQL_SCHEMA"
        },
        {
          "description": "Enable semantic search functionality",
          "isRequired": false,
          "format": "boolean",
          "isSecret": false,
          "name": "ENABLE_SEMANTIC_SEARCH"
        },
        {
          "description": "Enable embedding generation for stored context. Default true - server fails if dependencies not met. Set false to disable embeddings.",
          "isRequired": false,
          "format": "boolean",
          "isSecret": false,
          "name": "ENABLE_EMBEDDING_GENERATION"
        },
        {
          "description": "Ollama API host URL for embedding generation",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "OLLAMA_HOST"
        },
        {
          "description": "Automatically pull missing Ollama models on startup (default: true)",
          "isRequired": false,
          "format": "boolean",
          "isSecret": false,
          "name": "OLLAMA_AUTO_PULL"
        },
        {
          "description": "Timeout in seconds for pulling Ollama models (default: 900, range: 30-3600)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "OLLAMA_PULL_TIMEOUT_S"
        },
        {
          "description": "Ollama embedding truncation mode: false (default) returns error when context exceeded, true enables silent truncation",
          "isRequired": false,
          "format": "boolean",
          "isSecret": false,
          "name": "EMBEDDING_OLLAMA_TRUNCATE"
        },
        {
          "description": "Ollama embedding context window size in tokens (default: 4096, range: 512-2097152)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "EMBEDDING_OLLAMA_NUM_CTX"
        },
        {
          "description": "Embedding model name for semantic search",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "EMBEDDING_MODEL"
        },
        {
          "description": "Embedding vector dimensions",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "EMBEDDING_DIM"
        },
        {
          "description": "Timeout in seconds for embedding generation API calls",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "EMBEDDING_TIMEOUT_S"
        },
        {
          "description": "Maximum number of retry attempts for embedding generation",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "EMBEDDING_RETRY_MAX_ATTEMPTS"
        },
        {
          "description": "Base delay in seconds between retry attempts (with exponential backoff)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "EMBEDDING_RETRY_BASE_DELAY_S"
        },
        {
          "description": "Maximum concurrent embedding generation operations (default: 3, range: 1-20)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "EMBEDDING_MAX_CONCURRENT"
        },
        {
          "description": "Enable summary generation for stored context. Default true - server fails if dependencies not met. Set false to disable summaries.",
          "isRequired": false,
          "format": "boolean",
          "isSecret": false,
          "name": "ENABLE_SUMMARY_GENERATION"
        },
        {
          "description": "Summary provider: ollama (default), openai, or anthropic",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "SUMMARY_PROVIDER"
        },
        {
          "description": "Summary generation model name (default: qwen3:0.6b)",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "SUMMARY_MODEL"
        },
        {
          "description": "Maximum output tokens for summary generation (default: 4000, range: 50-16384). Increase if summaries are truncated by reasoning models",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "SUMMARY_MAX_TOKENS"
        },
        {
          "description": "Timeout in seconds for summary generation API calls",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "SUMMARY_TIMEOUT_S"
        },
        {
          "description": "Maximum number of retry attempts for summary generation",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "SUMMARY_RETRY_MAX_ATTEMPTS"
        },
        {
          "description": "Base delay in seconds between retry attempts (with exponential backoff)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "SUMMARY_RETRY_BASE_DELAY_S"
        },
        {
          "description": "Maximum concurrent summary generation operations (default: 3, range: 1-20)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "SUMMARY_MAX_CONCURRENT"
        },
        {
          "description": "Custom summarization prompt. Overrides the built-in default. Used as system message for the LLM.",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "SUMMARY_PROMPT"
        },
        {
          "description": "Minimum text content length in characters to trigger summary generation (default: 500, range: 0-10000). Set to 0 to always generate.",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "SUMMARY_MIN_CONTENT_LENGTH"
        },
        {
          "description": "Ollama summary context window size in tokens (default: 32768, range: 512-2097152)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "SUMMARY_OLLAMA_NUM_CTX"
        },
        {
          "description": "Ollama summary truncation mode: false (default) returns error when context exceeded, true enables silent truncation",
          "isRequired": false,
          "format": "boolean",
          "isSecret": false,
          "name": "SUMMARY_OLLAMA_TRUNCATE"
        },
        {
          "description": "Reasoning effort level for OpenAI reasoning models (default: low). Valid values vary by generation: gpt-5: low, medium, high; gpt-5.1+: none, low, medium, high, xhigh. Default low is universally valid across all generations",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "SUMMARY_OPENAI_REASONING_EFFORT"
        },
        {
          "description": "Effort level for Anthropic Claude models (default: none). Valid values: max, high, medium, low. Controls inference effort (adaptive thinking)",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "SUMMARY_ANTHROPIC_EFFORT"
        },
        {
          "description": "Anthropic API key for summary generation",
          "isRequired": false,
          "format": "string",
          "isSecret": true,
          "name": "ANTHROPIC_API_KEY"
        },
        {
          "description": "Enable full-text search functionality",
          "isRequired": false,
          "format": "boolean",
          "isSecret": false,
          "name": "ENABLE_FTS"
        },
        {
          "description": "Language for FTS stemming (e.g., english, german, french)",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "FTS_LANGUAGE"
        },
        {
          "description": "Characters of context around each FTS match for reranking passage extraction (default: 750)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "FTS_RERANK_WINDOW_SIZE"
        },
        {
          "description": "Merge FTS match regions within this character distance (default: 100)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "FTS_RERANK_GAP_MERGE"
        },
        {
          "description": "Enable hybrid search combining FTS and semantic search with RRF fusion",
          "isRequired": false,
          "format": "boolean",
          "isSecret": false,
          "name": "ENABLE_HYBRID_SEARCH"
        },
        {
          "description": "RRF smoothing constant for hybrid search (default 60)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "HYBRID_RRF_K"
        },
        {
          "description": "Multiplier for over-fetching results before RRF fusion (default: 2)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "HYBRID_RRF_OVERFETCH"
        },
        {
          "description": "Minimum significant query terms to switch hybrid FTS from AND to OR logic (default: 4)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "HYBRID_FTS_OR_THRESHOLD"
        },
        {
          "description": "Default sort order for search results: relevance (only 'relevance' supported in current version)",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "SEARCH_DEFAULT_SORT_BY"
        },
        {
          "description": "Maximum character length for truncated text_content in search results (default: 300, range: 50-1000)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "SEARCH_TRUNCATION_LENGTH"
        },
        {
          "description": "Enable text chunking for embedding generation (default: true)",
          "isRequired": false,
          "format": "boolean",
          "isSecret": false,
          "name": "ENABLE_CHUNKING"
        },
        {
          "description": "Target chunk size in characters (default: 1500)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "CHUNK_SIZE"
        },
        {
          "description": "Overlap between chunks in characters (default: 150)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "CHUNK_OVERLAP"
        },
        {
          "description": "Chunk score aggregation method: max (only 'max' supported in current version)",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "CHUNK_AGGREGATION"
        },
        {
          "description": "Multiplier for over-fetching chunks before deduplication (default: 5)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "CHUNK_DEDUP_OVERFETCH"
        },
        {
          "description": "Enable cross-encoder reranking of search results (default: true)",
          "isRequired": false,
          "format": "boolean",
          "isSecret": false,
          "name": "ENABLE_RERANKING"
        },
        {
          "description": "Reranking provider (default: flashrank)",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "RERANKING_PROVIDER"
        },
        {
          "description": "Reranking model name (default: ms-marco-MiniLM-L-12-v2)",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "RERANKING_MODEL"
        },
        {
          "description": "Maximum input length for reranking in tokens (default: 512)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "RERANKING_MAX_LENGTH"
        },
        {
          "description": "Multiplier for over-fetching results before reranking (default: 4)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "RERANKING_OVERFETCH"
        },
        {
          "description": "Directory for caching reranking models",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "RERANKING_CACHE_DIR"
        },
        {
          "description": "Estimated characters per token for passage size validation (default: 4.0, range: 2.0-8.0)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "RERANKING_CHARS_PER_TOKEN"
        },
        {
          "description": "ONNX Runtime intra-operation parallelism threads for reranking (default: 0 = auto-detect)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "RERANKING_INTRA_OP_THREADS"
        },
        {
          "description": "Enable ONNX Runtime CPU memory arena for reranking (default: false)",
          "isRequired": false,
          "format": "boolean",
          "isSecret": false,
          "name": "RERANKING_CPU_MEM_ARENA"
        },
        {
          "description": "Maximum passages per ONNX Runtime inference batch during reranking (default: 32)",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "RERANKING_BATCH_SIZE"
        },
        {
          "description": "Embedding provider: ollama (default), openai, azure, huggingface, or voyage",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "EMBEDDING_PROVIDER"
        },
        {
          "description": "OpenAI API key for OpenAI embedding provider",
          "isRequired": false,
          "format": "string",
          "isSecret": true,
          "name": "OPENAI_API_KEY"
        },
        {
          "description": "Custom base URL for OpenAI-compatible APIs",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "OPENAI_API_BASE"
        },
        {
          "description": "OpenAI organization ID",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "OPENAI_ORGANIZATION"
        },
        {
          "description": "Azure OpenAI API key",
          "isRequired": false,
          "format": "string",
          "isSecret": true,
          "name": "AZURE_OPENAI_API_KEY"
        },
        {
          "description": "Azure OpenAI endpoint URL",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "AZURE_OPENAI_ENDPOINT"
        },
        {
          "description": "Azure OpenAI embedding deployment name",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "AZURE_OPENAI_EMBEDDING_DEPLOYMENT_NAME"
        },
        {
          "description": "Azure OpenAI API version (default: 2024-02-01)",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "AZURE_OPENAI_API_VERSION"
        },
        {
          "description": "HuggingFace Hub API token for HuggingFace embedding provider",
          "isRequired": false,
          "format": "string",
          "isSecret": true,
          "name": "HUGGINGFACEHUB_API_TOKEN"
        },
        {
          "description": "Voyage AI API key for Voyage embedding provider",
          "isRequired": false,
          "format": "string",
          "isSecret": true,
          "name": "VOYAGE_API_KEY"
        },
        {
          "description": "Voyage AI truncation mode: false (default) returns error when context exceeded, true enables silent truncation",
          "isRequired": false,
          "format": "boolean",
          "isSecret": false,
          "name": "VOYAGE_TRUNCATION"
        },
        {
          "description": "Voyage AI batch size for embedding requests",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "VOYAGE_BATCH_SIZE"
        },
        {
          "description": "Enable LangSmith tracing",
          "isRequired": false,
          "format": "boolean",
          "isSecret": false,
          "name": "LANGSMITH_TRACING"
        },
        {
          "description": "LangSmith API key",
          "isRequired": false,
          "format": "string",
          "isSecret": true,
          "name": "LANGSMITH_API_KEY"
        },
        {
          "description": "LangSmith project name",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "LANGSMITH_PROJECT"
        },
        {
          "description": "LangSmith API endpoint URL",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "LANGSMITH_ENDPOINT"
        },
        {
          "description": "Comma-separated list of metadata fields to index (field:type format)",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "METADATA_INDEXED_FIELDS"
        },
        {
          "description": "Index sync mode: strict (fail), auto (sync), warn (log), additive (default, add missing only)",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "METADATA_INDEX_SYNC_MODE"
        },
        {
          "description": "Transport mode: stdio for local, http for Docker/remote",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "MCP_TRANSPORT"
        },
        {
          "description": "HTTP bind address (use 0.0.0.0 for Docker)",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "FASTMCP_HOST"
        },
        {
          "description": "HTTP port number",
          "isRequired": false,
          "format": "number",
          "isSecret": false,
          "name": "FASTMCP_PORT"
        },
        {
          "description": "Enable stateless HTTP mode for horizontal scaling. Enabled by default as the server has no stateful MCP features. Set to false only if you need server-side MCP session tracking.",
          "isRequired": false,
          "format": "boolean",
          "isSecret": false,
          "name": "FASTMCP_STATELESS_HTTP"
        },
        {
          "description": "Comma-separated list of tools to disable (e.g., delete_context,update_context)",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "DISABLED_TOOLS"
        },
        {
          "description": "Bearer token for HTTP authentication (required when using SimpleTokenVerifier)",
          "isRequired": false,
          "format": "string",
          "isSecret": true,
          "name": "MCP_AUTH_TOKEN"
        },
        {
          "description": "Client ID to assign to authenticated requests",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "MCP_AUTH_CLIENT_ID"
        },
        {
          "description": "Authentication provider: none (default), simple_token",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "MCP_AUTH_PROVIDER"
        },
        {
          "description": "Custom server instructions text. Overrides built-in default. Set to empty string to disable.",
          "isRequired": false,
          "format": "string",
          "isSecret": false,
          "name": "MCP_SERVER_INSTRUCTIONS"
        }
      ]
    }
  ]
}