v1.11.0

1.11.0 (2025-08-14)

Features

• [Tools] Support adding prefix to tool names returned by toolset (ebd726f)
• [Eval] Expose print_detailed_results param to AgentEvaluator.evaluate (7e08808)
• [Tools] Add Spanner toolset (breaking change to BigQueryTool, consolidating into generic GoogleTool) (1fc8d20)
• [Core] Support both output_schema and tools at the same time in LlmAgent(sample) (af63567)

Bug Fixes

• A2A RPC URL got overriden by host and port param of adk api server (52284b1)
• Aclose all async generators to fix OTel tracing context (a30c63c)
• Use PreciseTimestamp for create and update time in database session service to improve precision (585141e)
• Ignore AsyncGenerator return types in function declarations (e2518dc)
• Make all subclass of BaseToolset to call parent constructor (8c65967)
• Path parameter extraction for complex Google API endpoints (54680ed)
• Docstring concatenation in 3.13 (88f759a)
• Lazy load retrieval tools and prompt users to install extensions if import failed (9478a31)
• Incorrect logic in LlmRequest.append_tools and make BaseTool to call it (b4ce3b1)
• Creates an InMemoryMemoryService within the EvaluationGenerator (e4d54b6)
• Uncomment OTel tracing in base_llm_flow.py (9cfe433)

Improvements

• Added upper version bounds to dependencies in "pyproject.toml" (a74d334)
• Update python-version in .github/workflows/python-unit-tests.yml to ["3.9", "3.10", "3.11", "3.12", "3.13"] (ddf2e21)
• Update comment to reference "Streamable HTTP Client" (c52f956)
• Remove logging that contains full event data from DatabaseSessionService (bb3735c)
• Add the missing env variables in discussion_answering.yml (a09a5e6)
• Add Gemini API docs as a new datastore for the ADK Answering Agent (5fba196)
• Add the missing license header for some sample agents' files (7d2cb65)
• Add docstring to clarify the behavior of preload memory tool (88114d7)
• Add experimental messages for a2a related API (d0b3b5d)
• Fixes generate_image sample (d674178)
• Make all FastAPI endpoints async (7f12387)
• Group FastAPI endpoints with tags (c323de5)
• Allow implementations to skip defining a close method on Toolset (944e39e)
• Add sample agent to test support of output_schema and tools at the same time for gemini model (f2005a2)
• Add Github workflow config for uploading ADK docs to knowledge store (5900273)
• Update ADK Answering agent to reference doc site instead of adk-docs repo (b5a8bad)

Documentation

• Fixes tool_functions, which is a config-based sample for using tools (c5af44c)
• Add workflow_triage sample for multi-agent request orchestration (e295feb)
• Add examples for config agents (d87feb8)
• Adds pypi badge to README.md (dc26aad)
• Update StreamableHTTPConnectionParams docstring to remove SSE references (8f937b5)