v1.5.0

1.5.0 (2026-06-20)

Features

• add avatar config support to the live streaming flow (fb9274e)
• add GitHub release-docs analyzer (Java) (792d2f4)
• Add thought signature support for chat completions (287987a)
• bump google-genai dependency to 1.58.0 (3abcf4f)
• Enhance BigQuery Agent Analytics Plugin with new event types (ec93f50)
• support optional types in function tool parameters (9a06dd3)
• Update token usage reporting to include thoughts and cache tokens (436b802)

Bug Fixes

• Bypass redundant getSession read in ADK Runner (aaedcaf)
• convert unsupported artifact MIME types to text (a60c246)
• initialize event ID when creating compaction events (fc480ec)
• SkillMdPath should be public (29d3203)
• stop dropping the latest event(s) in VertexAiSessionService.getSession (987ef4e)
• wait for the Runner to persist a step's events before the ADK flow's next step (sequential-tool-execution race) (0a40557)

Performance Improvements

• filter session events server-side by afterTimestamp in VertexAiSessionService.getSession (e12baa2)