google/adk-python v1.30.0 on GitHub

1.30.0 (2026-04-13)

Add Auth Provider support to agent registry (f2c68eb)
Add Parameter Manager integration to ADK (b0715d7)
Add support for Gemma 4 models in ADK (9d4ecbe), closes #5156
allow users to include artifacts from artifact_service in A2A events using provided interceptor (e63d991)
emit a TaskStatusUpdateEvent for ADK events with no output parts but with event.actions (dcc485b)
Live avatar support in ADK (a64a8e4)
live: expose live_session_resumption_update as Event in BaseLlmFlow (2626ad7), closes #4357
Promote BigQuery tools to Stable (abcf14c)
samples: add sample for skill activation via environment tools (2cbb523)

Add "gcloud config unset project" command to express mode flow (e7d8160)
avoid load all agents in adk web server (cb4dd42)
Change express mode user flow so it's more clear that an express mode project is being created (0fedb3b)
Custom pickling in McpToolset to exclude unpicklable objects like errlog (d62558c)
Fix credential leakage vulnerability in Agent Registry (e3567a6)
Include a link to the deployed agent (547766a)
preserve interaction ids for interactions SSE tool calls (9a19304), closes #5169
validate user_id and session_id against path traversal (cbcb5e6), closes #5110