maillens/config.example.yaml at main · AaronMBuhr/maillens · GitHub

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# MailLens Configuration
# =====================
# Sensitive values (API keys, passwords) can be overridden via environment
# variables using the convention: MAILLENS_<SECTION>_<KEY>
# e.g., llm.anthropic.api_key -> MAILLENS_LLM_ANTHROPIC_API_KEY

mail:
  # Path to Thunderbird mail directory (inside the container).
  # Map your host Thunderbird profile's Mail directory to this path
  # via the MAILLENS_MAIL_DIR env var in docker-compose.
  directory: /mail

  # auto | mbox | maildir — auto will detect based on directory structure
  format: auto

database:
  host: db
  port: 5432
  name: maillens
  user: maillens
  # Override with MAILLENS_DB_PASSWORD env var
  password: maillens

embeddings:
  # Provider for generating embeddings. Currently only ollama is supported.
  provider: ollama
  model: nomic-embed-text
  ollama_url: http://ollama:11434

  # Max tokens per chunk when splitting long messages
  chunk_size: 512

  # Number of texts to embed in a single batch
  batch_size: 64

retrieval:
  # Number of candidate messages to retrieve before sending to LLM
  top_k: 15

  # Minimum combined score (0.0 - 1.0) to include a result — kept low
  # because the context-budget trimming is the real constraint.
  similarity_threshold: 0.08

  # Whether to include full thread context for retrieved messages
  include_thread_context: true

llm:
  # Which provider section to use: anthropic | openai | gemini | ollama
  active_provider: anthropic

  anthropic:
    # Override with MAILLENS_LLM_ANTHROPIC_API_KEY or MAILLENS_ANTHROPIC_API_KEY
    api_key: ""
    model: claude-sonnet-4-20250514
    max_tokens: 8192
    max_context_tokens: 180000
    temperature: 0.2

  openai:
    # Override with MAILLENS_LLM_OPENAI_API_KEY or MAILLENS_OPENAI_API_KEY
    api_key: ""
    model: gpt-4o
    max_tokens: 32768
    max_context_tokens: 120000
    temperature: 0.2

  gemini:
    # Override with MAILLENS_LLM_GEMINI_API_KEY or MAILLENS_GEMINI_API_KEY
    api_key: ""
    model: gemini-2.5-flash
    max_tokens: 32768
    max_context_tokens: 900000
    temperature: 0.2

  ollama:
    url: http://ollama:11434
    model: llama3.2:3b
    max_tokens: 4096
    max_context_tokens: 8000
    temperature: 0.2

server:
  host: 0.0.0.0
  port: 8000

  # Enable CORS for development (set to false in production)
  cors_allow_all: true