1 Release published by 1 person

• v1.6.1 Release 1.6.1

  published Jul 10, 2025

58 Pull requests merged by 9 people

• chore: update adk-web

  #1985 merged Jul 16, 2025

• feat: Add ability to send state change with message

  #1868 merged Jul 15, 2025

• refactor: Add save_credential and load_credential in callback context for developer to access credential service

  #1915 merged Jul 15, 2025

• docs: Update agent transfer related doc string and comments

  #1921 merged Jul 15, 2025

• refactor: Use CallbackContext in credential service for saving/loading credential

  #1913 merged Jul 15, 2025

• fix: Create correct object for image and video content in litellm

  #1917 merged Jul 15, 2025

• chore: adk Add more documentations for ADK live feature in ADK.md

  #1884 merged Jul 15, 2025

• fix: return empty list in place of raising FileNotFoundError when there are no eval sets

  #1835 merged Jul 15, 2025

• feat(config): support callbacks in BaseAgent and LlmAgent

  #1964 merged Jul 15, 2025

• fix: Don't set error_code and error_message when model stop response in normal case

  #1958 merged Jul 15, 2025

• feat(config): support built-in tools and referencing tools in code

  #1957 merged Jul 15, 2025

• fix: Starred tuple unpacking everywhere in GCS artifact service

  #1669 merged Jul 15, 2025

• fix: Support project-based gemini model path for BuiltInCodeExecutor and all built-in tools

  #1933 merged Jul 15, 2025

• refactor: Move list_artifacts from tool_context to callback_context

  #1965 merged Jul 15, 2025

• fix: Correct EventAction merging logic and add corresponding tests

  #1955 merged Jul 15, 2025

• feat: Implement in memory EvalSetsManager

  #1919 merged Jul 15, 2025

• fix: Process ListEvents response correctly when getSession is called

  #1911 merged Jul 15, 2025

• docs: Update doc string for GcsArtifactService

  #1930 merged Jul 15, 2025

• chore: update ADK Answering Agent to label the discussion with "bot_responded" after responding

  #1963 merged Jul 15, 2025

• feat: add testing endpoint for builder

  #1914 merged Jul 14, 2025

• docs: Fix docstring and update module public name list for generating API references

  #1935 merged Jul 14, 2025

• fix: Add instruction in long running tool description to avoid being invoked again by model

  #1934 merged Jul 14, 2025

• fix: Import A2A well known path from A2A sdk

  #1905 merged Jul 14, 2025

• feat: Add a sample for how to use plugins

  #1885 merged Jul 13, 2025

• feat: Add support for persisting eval run results

  #1908 merged Jul 12, 2025

• feat: Adding implementation of evaluate method in LocalEvalService

  #1887 merged Jul 12, 2025

• feat(config): support output_key and include_contents in LlmAgentConfig

  #1892 merged Jul 12, 2025

• feat(config): support sub_agents in BaseAgentConfig

  #1889 merged Jul 11, 2025

• fix: Fix the long running function response event merge logic

  #1896 merged Jul 11, 2025

• fix: Return final task result in task artifact instead of status message

  #1893 merged Jul 11, 2025

• chore: Update the README of a2a sample agent

  #1903 merged Jul 11, 2025

• feat: expose credential service in readonly context

  #1829 merged Jul 11, 2025

• feat(lite_llm): add PDF support

  #1855 merged Jul 11, 2025

• fix(agent_graph): Prevent duplicate edges in agent graph (#1601)

  #1602 merged Jul 11, 2025

• chore(fix typo): correct typo AUTHLIB_AVIALABLE → AUTHLIB_AVAILABLE

  #1866 merged Jul 11, 2025

• docs: s/readony_context/readonly_context/g

  #1875 merged Jul 11, 2025

• feat: Add configure service account auth for google_api_tool_set

  #120 merged Jul 11, 2025

• feat: Add implementation of BaseEvalService that runs evals locally

  #1756 merged Jul 11, 2025

• feat: Integrating Plugin with ADK

  #1827 merged Jul 11, 2025

• feat: Implement PluginService for registering and executing plugins

  #1654 merged Jul 11, 2025

• test: add the unit test for EnterpriseWebSearchTool

  #1846 merged Jul 11, 2025

• fix: Add support for code execution result and skip inline data in anthropic llm

  #1796 merged Jul 10, 2025

• feat(config): add ParallelAgent and SequentialAgent to the loader

  #1883 merged Jul 10, 2025

• feat(config): add configs for ParallelAgent and SequentialAgent

  #1881 merged Jul 10, 2025

• feat(config): add disallow_transfer_to_parent and disallow_transfer_to_peers to LlmAgentConfig

  #1880 merged Jul 10, 2025

• feat(config): support loading from YAML config in CLI

  #1879 merged Jul 10, 2025

• feat(config): add APIs for building config agents

  #1872 merged Jul 10, 2025

• chore: create an initial prototype agent to answer Github discussion questions

  #1741 merged Jul 10, 2025

• chore: remove unused line for Client()

  #1865 merged Jul 10, 2025

• chore: update triage agent to assign the issue to owner after labeling it

  #1847 merged Jul 10, 2025

• feat: Make InMemoryMemoryService thread-safe

  #1853 merged Jul 10, 2025

• fix: improve partial event handling and streaming aggregation

  #1873 merged Jul 10, 2025

• chore: rename session_factory to sql_session for readability

  #1870 merged Jul 10, 2025

• test: Adds test for streaming + function calls

  #1780 merged Jul 10, 2025

• chore: Release 1.6.0

  #1863 merged Jul 10, 2025

• feat: add agent.clone() method

  #1747 merged Jul 9, 2025

• fix: Fix view eval case

  #1864 merged Jul 9, 2025

• feat: Create PR agent for ADK github repo

  #1764 merged Jul 9, 2025

32 Pull requests opened by 4 people

• feat(State): Implement `__delitem__` and `pop` methods for element removal

  #1856 opened Jul 9, 2025

• feat: Add support for store audio and transcription into events/sessions and artifacts

  #1867 opened Jul 9, 2025

• feat: Implement Activity Start and End signals in LiveRequestQueue and BaseLLMConnection

  #1871 opened Jul 9, 2025

• chore: add `to_session` method in `StorageSession` for readability

  #1878 opened Jul 10, 2025

• chore: add a script to upload ADK docs for the ADK Answering Agent

  #1882 opened Jul 10, 2025

• fix: use the same word extractor for query and event contents in InMemoryMemoryService

  #1886 opened Jul 11, 2025

• feat: Enhance LangchainTool to accept coroutines, and plain function

  #1890 opened Jul 11, 2025

• ADK changes

  #1891 opened Jul 11, 2025

• fix(auth): fix oauth redirect handling for third-party idps in adk web

  #1898 opened Jul 11, 2025

• fix: update documentation owner's Github username for the ADK Triage Agent

  #1904 opened Jul 11, 2025

• chore: Update create session poll spec to mitigate timeout

  #1916 opened Jul 12, 2025

• feat: add code execution tool to be used by AS2

  #1932 opened Jul 12, 2025

• docs: Update API references

  #1936 opened Jul 13, 2025

• chore: remove the redundant `service.bucket` setting in `mock_gcs_artifact_service`

  #1942 opened Jul 14, 2025

• fix: improve partial event handling and streaming aggregation

  #1953 opened Jul 14, 2025

• chore: update ADK Triage Agent to set issue type

  #1954 opened Jul 14, 2025

• fix(comment): malicious user cannot obtain another user’s session

  #1959 opened Jul 14, 2025

• feat(config): support config for AgentTool

  #1960 opened Jul 14, 2025

• feat: add chat_with_bigquery first-party tool

  #1961 opened Jul 14, 2025

• fix: Raise `NotFoundError` in `list_eval_sets` function when app_name doesn't exist

  #1962 opened Jul 14, 2025

• feat: Update builder/save endpoint to accept files as input. Write the agent yaml file to the agent folder

  #1978 opened Jul 15, 2025

• feat: Use LocalEvalService to run all evals in cli and web

  #1979 opened Jul 15, 2025

• feat: add new callbacks to handle tool and model errors

  #1981 opened Jul 15, 2025

• feat: Add sample plugin for logging

  #1982 opened Jul 15, 2025

• feat: Add `ReflectRetryPlugin` to reflect from errors and retry when tool/model errors

  #1983 opened Jul 15, 2025

• feat: Add tool callback chaining support for live streaming

  #1986 opened Jul 16, 2025

• chore: Update label name for bot triaged issues

  #1987 opened Jul 16, 2025

• feat: Add ComputerUseToolset

  #1990 opened Jul 16, 2025

• chore: Support computer use models

  #1991 opened Jul 16, 2025

• chore: Add computer use agent internal sample

  #1992 opened Jul 16, 2025

• fix: Set response schema for function that returns None

  #1993 opened Jul 16, 2025

• fix: Add response schema for agent tool function declaration even when it's return None

  #1994 opened Jul 16, 2025

29 Issues closed by 6 people

• "Session not found" error

  #1575 closed Jul 16, 2025

• `VertexAiSessionService#get_session` raise an error when a session has many events (`list_events_api_response` has `nextPageToken`)

  #1772 closed Jul 16, 2025

• Issue with session state persistence using ToolContext.

  #562 closed Jul 15, 2025

• EventActions does not capture all the action when there are multiple function calls in an Event

  #1938 closed Jul 15, 2025

• Stuck on a basic problem

  #1178 closed Jul 13, 2025

• Generate API references for InvocationContext

  #291 closed Jul 13, 2025

• Improve OAuth2 Token Refresh Implementation

  #290 closed Jul 13, 2025

• bug: `built_in_code_execution` output issue

  #180 closed Jul 12, 2025

• Thought process language not adapting to input language in gemini-2.5-flash-preview-05-20

  #1312 closed Jul 12, 2025

• Support agent.clone() for Reusing Agents Across Workflows

  #1401 closed Jul 12, 2025

• Deploying AdkApp on Google App Engine

  #1313 closed Jul 12, 2025

• Too strict assumption when listing GCS artifact service versions

  #1314 closed Jul 12, 2025

• Reading text from scanned PDF images

  #1337 closed Jul 12, 2025

• How to use artifacts?

  #660 closed Jul 12, 2025

• BigQuery function call succeeds locally but fails silently on Vertex AI

  #1493 closed Jul 12, 2025

• Is there a way to get response to image input?

  #1350 closed Jul 12, 2025

• Question: Use N parallel tools/AgentTools deterministicly, determined at runtime

  #1351 closed Jul 12, 2025

• after_agent_callback is not called when stop processing events after is_final_response is True

  #1695 closed Jul 12, 2025

• Multi model input to LLM agent

  #1808 closed Jul 12, 2025

• Q: Does include_contents='none' exclude providing state as input to the agent?

  #1924 closed Jul 12, 2025

• How to access the response of the last active agent in after_agent_callback??

  #1899 closed Jul 12, 2025

• How do I send a bearer token to the OpenAPI tool

  #1918 closed Jul 12, 2025

• cleanup: update the documentation about flow

  #1907 closed Jul 12, 2025

• support PDF file in Lite_llm

  #363 closed Jul 11, 2025

• Duplicate edges in graph when using WorkflowAgents

  #1601 closed Jul 11, 2025

• Delayed function responses (e.g. from auth) can result in INVALID_ARGUMENT due to unequal number of response parts to call parts

  #1583 closed Jul 11, 2025

• Why is my agent not showing up in Angular UI when I run adk web

  #1895 closed Jul 11, 2025

• Enhance: Support Service Account Application Default Credentials on `google.adk.tools.google_api_tool.google_api_tool_sets` module

  #80 closed Jul 11, 2025

• how to set base url for Gemini model

  #489 closed Jul 9, 2025

37 Issues opened by 36 people

• Tracing usage.total_token_count as 'output_tokens'

  #1995 opened Jul 16, 2025

• AGENT_CARD_WELL_KNOWN_PATH not found

  #1989 opened Jul 16, 2025

• Proposed change of Docs: prevent overwriting Long Running Function Tool

  #1988 opened Jul 16, 2025

• All 2.5 models not found

  #1984 opened Jul 15, 2025

• Session Persistence Through Callbacks

  #1980 opened Jul 15, 2025

• Update docs for MCP streamable http support

  #1977 opened Jul 15, 2025

• API for saving artifacts on Fast API Server

  #1975 opened Jul 15, 2025

• MCP Server Instructions Not Followed by The client

  #1974 opened Jul 15, 2025

• {"error": "Fail to load 'google_agent.agent' module. asyncio.run() cannot be called from a running event loop"}

  #1972 opened Jul 15, 2025

• [Question] Multiple tools calling

  #1971 opened Jul 15, 2025

• [ Question ] Google ADK Tools + VLLM Model + LiteLLM integration problem

  #1968 opened Jul 15, 2025

• LiteLLM doesn't support structured output correctly.

  #1967 opened Jul 15, 2025

• MCP Tool Call failing with Voice Agent but not with Text

  #1966 opened Jul 14, 2025

• Cannot access agent's final output from after_agent_callback

  #1952 opened Jul 14, 2025

• Sequence and custom sequence agents transition immediately to next agents when prev agent is pending oauth flow

  #1950 opened Jul 14, 2025

• Artifacts can not be loaded from GcsArtifactService when app name is a Agent Engine resource name

  #1949 opened Jul 14, 2025

• How Do Agents Access State Variables? Understanding State Value Retrieval in LLM Agents

  #1948 opened Jul 14, 2025

• Feature Request: Explicit Conditional Routing / "If-Else Router" Patterns

  #1947 opened Jul 14, 2025

• Getting Import error in vertexai package on AgentEvaluator run

  #1946 opened Jul 14, 2025

• OAuth2/OpenAPI not working with subsequent tool calls

  #1944 opened Jul 14, 2025

• Bigquery tool fails to handle NUMERIC columns

  #1943 opened Jul 14, 2025

• litellm not support upload txt file

  #1940 opened Jul 13, 2025

• LLM request and response traces are not stored in the session service

  #1920 opened Jul 12, 2025

• output_schema cannot co-exist with agent transfer configurations

  #1910 opened Jul 11, 2025

• Error in event_generator: Function set_state_variable is not found in the tools_dict.

  #1906 opened Jul 11, 2025

• Chat History

  #1923 opened Jul 11, 2025

• Pass Custom Parameters to /sse

  #1901 opened Jul 11, 2025

• Bearer token authentication context not accessible in tools by default

  #1900 opened Jul 11, 2025

• Callbacks not getting executed with ADK Bidi-streaming [Audio to Audio conversation]

  #1897 opened Jul 11, 2025

• Creating evalset failed when there are Chinese words in a session.

  #1894 opened Jul 11, 2025

• Live: Support sliding window config

  #1877 opened Jul 10, 2025

• Live: Support session reassumption

  #1876 opened Jul 10, 2025

• AttributeError: 'coroutine' object has no attribute 'text' when remote agent returns an Artifact (ADK A2A conversion failure)

  #1874 opened Jul 10, 2025

• Orchastrator agent dont send image to AgentTools

  #1869 opened Jul 9, 2025

• [Streaming Tools] Cannot pickle async_generator object

  #1862 opened Jul 9, 2025

• Logging level of Google LLM

  #1858 opened Jul 9, 2025

• MCP Toolbox returns error when SELECT returns 0 rows or after DELETE/INSERT execution

  #1857 opened Jul 9, 2025

70 Unresolved conversations

Sometimes conversations happen on old items that aren’t yet closed. Here is a list of all the Issues and Pull Requests with unresolved conversations.

• feat(code_executors): Add GkeCodeExecutor for sandboxed code execution on GKE

  #1629 commented on Jul 11, 2025 • 6 new comments

• feat: Add session_service_db_kwargs to get_fast_api_app

  #1800 commented on Jul 15, 2025 • 2 new comments

• feat: Implement hallucinations_v1 auto-rater

  #1844 commented on Jul 15, 2025 • 0 new comments

• MCPTOOLSET issue on connecting new mcp server with google ADK

  #1277 commented on Jul 16, 2025 • 0 new comments

• LLMAgent loses context/state after tool execution in Custom Agent

  #1738 commented on Jul 16, 2025 • 0 new comments

• GCS artifact storage should be async

  #1346 commented on Jul 16, 2025 • 0 new comments

• DatabaseSessionService has race condition with `create_all()` when running multiple instances/replicas

  #1561 commented on Jul 16, 2025 • 0 new comments

• Session often not accessible to subsequent agents, timing issue?

  #1119 commented on Jul 16, 2025 • 0 new comments

• how get deepseek-r1 response reasoning_content

  #346 commented on Jul 15, 2025 • 0 new comments

• support for context caching

  #211 commented on Jul 15, 2025 • 0 new comments

• Add Built-in Retry Mechanism for API Errors (e.g., 429 Too Many Requests) in LLM Agent

  #1214 commented on Jul 15, 2025 • 0 new comments

• Why there is no support for building custom RAG without using Vertex AI RAG service ?

  #492 commented on Jul 15, 2025 • 0 new comments

• MCP Resources in addition to Tools

  #1779 commented on Jul 15, 2025 • 0 new comments

• Transfer_to_agent does not actually transfer?

  #367 commented on Jul 15, 2025 • 0 new comments

• Unable to run the properly authenticated and registered ADK Agents through Agentspace

  #1104 commented on Jul 15, 2025 • 0 new comments

• MCP Tools: No mechanism to pass user JWT token through ADK session.state to MCP server context

  #1402 commented on Jul 15, 2025 • 0 new comments

• BUG: Incorrect output token usage in telemetry data

  #1668 commented on Jul 15, 2025 • 0 new comments

• Add a way to send files when root_agent is deployed to Google's cloud "Agent Engine"

  #1203 commented on Jul 15, 2025 • 0 new comments

• Reusing `adk run` and `adk web` with custom Runners (and other custom services)

  #1181 commented on Jul 14, 2025 • 0 new comments

• #1814 Fix path parameter extraction for complex Google API endpoints

  #1815 commented on Jul 12, 2025 • 0 new comments

• feat: Feature/support tool callbacks in live mode

  #1774 commented on Jul 15, 2025 • 0 new comments

• fix: Remove end_invocation check to ensure after_agent callbacks execute

  #1761 commented on Jul 10, 2025 • 0 new comments

• fix(llm): handle ConnectionClosedOK exception in _receive_from_model test

  #1752 commented on Jul 11, 2025 • 0 new comments

• fix: typo fix in sample agent instruction

  #1623 commented on Jul 11, 2025 • 0 new comments

• feat: cli funcionality to deploy an Agent to a running GKE cluster

  #1607 commented on Jul 15, 2025 • 0 new comments

• feat: add optional per-agent Vertex AI project and location configuration

  #1431 commented on Jul 14, 2025 • 0 new comments

• feat: make GCS artifact service async under the hood

  #1347 commented on Jul 11, 2025 • 0 new comments

• feat(sessions): Efficient Large Context Handling for Agent Development Kit

  #1247 commented on Jul 14, 2025 • 0 new comments

• feat: Add GitHub MCP agent implementation with README and agent script

  #1230 commented on Jul 11, 2025 • 0 new comments

• feat: ✨ redis session class

  #789 commented on Jul 15, 2025 • 0 new comments

• tests: Add unit tests for mcp_tool

  #663 commented on Jul 11, 2025 • 0 new comments

• fix: fix failed unit tests in test_integration_client.py

  #617 commented on Jul 10, 2025 • 0 new comments

• feat: Added mem0 memory service

  #264 commented on Jul 12, 2025 • 0 new comments

• fix: session state persistence in sequential agent pipelines

  #196 commented on Jul 12, 2025 • 0 new comments

• Add more visibility into how Agent performed when called as a tool

  #1732 commented on Jul 16, 2025 • 0 new comments

• Thought signature in agent response (no code changes introduced this behavior)

  #1852 commented on Jul 14, 2025 • 0 new comments

• Add options to limit history content count included in LLM call

  #752 commented on Jul 11, 2025 • 0 new comments

• Support for cache_control in litellm

  #994 commented on Jul 11, 2025 • 0 new comments

• After using ADK in depth, it is recommended to support the thinking model and bug feedback

  #1749 commented on Jul 11, 2025 • 0 new comments

• Agent Engine Session / Memory URI Construction Incorrectly Relies on `GOOGLE_CLOUD_LOCATION`

  #1760 commented on Jul 11, 2025 • 0 new comments

• Cannot deploy ADK agent with MCPToolset to Agent Engine - "TypeError: cannot pickle 'TextIOWrapper' instances"

  #1727 commented on Jul 11, 2025 • 0 new comments

• loop_agent gives non-deterministic responses

  #1806 commented on Jul 11, 2025 • 0 new comments

• Session lastUpdateTime doesn't handle timezone correctly

  #1848 commented on Jul 10, 2025 • 0 new comments

• feat: Add realtime_input_config⁠ to RunConfig

  #982 commented on Jul 10, 2025 • 0 new comments

• after_agent_callback sets Content to None, even if None is returned from callback function

  #772 commented on Jul 10, 2025 • 0 new comments

• MCP Streamable HTTP Support

  #1841 commented on Jul 10, 2025 • 0 new comments

• New Workflow Agent: MapAgent - calls 1 subagent asynchronously multiple times with different arguments

  #1828 commented on Jul 9, 2025 • 0 new comments

• gemini-live-2.5-flash-preview doesn't call tools

  #1698 commented on Jul 9, 2025 • 0 new comments

• Add Session `title`

  #1340 commented on Jul 9, 2025 • 0 new comments

• Tool calling Issue with Gemini models as ADK Agent model

  #1600 commented on Jul 9, 2025 • 0 new comments

• ERROR:opentelemetry.context:Failed to detach context

  #1670 commented on Jul 9, 2025 • 0 new comments

• OpenAI with LiteLLM tool usage throws error that doesnt appear when using Gemini or Claude

  #1389 commented on Jul 9, 2025 • 0 new comments

• LiteLLM giving error with OpenAI models and Grafana's MCP server

  #929 commented on Jul 9, 2025 • 0 new comments

• Add new argument artifact_storage_service in get_fast_api_app function to pass Artifactory services instances

  #1367 commented on Jul 14, 2025 • 0 new comments

• Object of type AnyUrl is not JSON serializable while reading github file using MCP Tool

  #1540 commented on Jul 14, 2025 • 0 new comments

• Feature Request: Return session state in List Sessions API in `adk api_server`

  #781 commented on Jul 14, 2025 • 0 new comments

• Bigquery tool fails to handle datetime columns

  #1033 commented on Jul 14, 2025 • 0 new comments

• Feature Request: Create an Agent Tool for GCP Pub/Sub Event Publishing

  #1696 commented on Jul 14, 2025 • 0 new comments

• Get Invocation ID from tool context

  #1831 commented on Jul 14, 2025 • 0 new comments

• OpenAPIToolset not compatible with 2.x OAS

  #1070 commented on Jul 14, 2025 • 0 new comments

• after_tool_callback not triggering for VertexAiSearchTool in Google ADK

  #1121 commented on Jul 14, 2025 • 0 new comments

• MCPToolset Timeout Error

  #1086 commented on Jul 14, 2025 • 0 new comments

• Random "MALFORMED_FUNCTION_CALL" Error from Gemini Agent

  #1521 commented on Jul 13, 2025 • 0 new comments

• Issue: Path Parameter Extraction for Complex Google API Endpoints

  #1814 commented on Jul 12, 2025 • 0 new comments

• Add Dockerfile for consistent deployment environment

  #184 commented on Jul 12, 2025 • 0 new comments

• Parent Agent is not following planner actions on sub-agents

  #942 commented on Jul 12, 2025 • 0 new comments

• Feature Request: Add an Endpoint to Explicitly Stop/Terminate a Conversation

  #1621 commented on Jul 12, 2025 • 0 new comments

• Conversation Role Alternation Error with Gemma-3-12b-it Model: litellm.BadRequestError

  #1373 commented on Jul 11, 2025 • 0 new comments

• LangchainTools in `run_live` throw Union typing error error

  #1720 commented on Jul 11, 2025 • 0 new comments

• Agent Raw response thought instead of final result

  #1109 commented on Jul 11, 2025 • 0 new comments