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Release 1.16.0

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@Jacksunwei Jacksunwei released this 09 Oct 19:00
v1.16.0
32f2ec3

1.16.0 (2025-10-08)

Features

  • [Core]
  • [Models]
    • Add citation_metadata to LlmResponse (3f28e30)
    • Add support for gemma model via gemini api (2b5acb9)
  • [Tools]
    • Add dry_run functionality to BigQuery execute_sql tool (960eda3)
    • Add BigQuery analyze_contribution tool (4bb089d)
    • Spanner ADK toolset supports customizable template SQL and parameterized SQL (da62700)
    • Support Oauth2 client credentials grant type (5c6cdcd)
    • Add ReflectRetryToolPlugin to reflect from errors and retry with different arguments when tool errors (e55b894)
    • Support using VertexAiSearchTool built-in tool with other tools in the same agent (4485379)
    • Support using google search built-in tool with other tools in the same agent (d3148da)
  • [Evals]
    • Add HallucinationsV1 evaluation metric (8c73d29)
    • Add Rubric based tool use metric (c984b9e)
  • [UI]
    • Adds adk web options for custom logo (822efe0)
  • [Observability]
    • otel: Switch CloudTraceSpanExporter to telemetry.googleapis.com (bd76b46)

Bug Fixes

  • Adapt to new computer use tool name in genai sdk 1.41.0 (c6dd444)
  • Add AuthConfig json serialization in vertex ai session service (636def3)
  • Added more agent instructions for doc content changes (7459962)
  • Convert argument to pydantic model when tool declares it accepts pydantic model as argument (571c802)
  • Do not re-create App object when loader returns an App (d5c46e4)
  • Fix compaction logic (3f2b457)
  • Fix the instruction in workflow_triage example agent (8f3ca03)
  • Fixes a bug that causes intermittent pydantic validation errors when uploading files (e680063)
  • Handle A2A Task Status Update Event when streaming in remote_a2a_agent (a5cf80b)
  • Make compactor optional in Events Compaction Config and add a default (3f4bd67)
  • Rename SlidingWindowCompactor to LlmEventSummarizer and refine its docstring (f1abdb1)
  • Rollback compaction handling from _get_contents (84f2f41)
  • Set max_output_tokens for the agent builder (2e2d61b)
  • Set default response modality to AUDIO in run_session (68402bd)
  • Update remote_a2a_agent to better handle streaming events and avoid duplicate responses (8e5f361)
  • Update the load_artifacts tool so that the model can reliably call it for follow up questions about the same artifact (238472d)
  • Fix VertexAiSessionService base_url override to preserve initialized http_options (8110e41, c51ea0b)
  • Handle App instances returned by agent_loader.load_agent (847df16)

Improvements

  • Migrate VertexAiSessionService to use Agent Engine SDK (90d4c19)
  • Migrate VertexAiMemoryBankService to use Agent Engine SDK (d1efc84, 97b950b, 83fd045)
  • Add support for resolving $ref and $defs in OpenAPI schemas (a239716)

Documentation

  • Update BigQuery samples README (3021266)
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