v1.164.0

1.164.0 (2026-08-12)

Features

• Add build configuration support to Vertex AI Reasoning Engine (e20c003)
• Add encryption_spec (CMEK) support to EvaluationMetric SDK. (6dd3179)
• Add encryption_spec (CMEK) support to EvaluationRun SDK (50a43af)
• Add encryption_spec (CMEK) support to EvaluationSet resource (c2244f9)
• Add endpoint field to BatchPredictionJob for bring-your-own-endpoint batch prediction (19144a4)
• Add sandbox templates and snapshots submodules to the Vertex AI GenAI SDK for Java. (f7e3a70)
• Add Tool.ExaAiSearch to Vertex AI v1 (19144a4)
• Add Tool.ExaAiSearch to Vertex AI v1beta1 (19144a4)
• Allow users to configure max wait time for prompt management queries for Python and JS (ad63bfe)
• Allow users to search for spaces without requiring admin privileges (19144a4)
• Forward per-request labels to RunConfig in streaming_agent_run_with_events (f8eb68c)
• GenAI Client(evals) - async auto-create EvaluationExperiment parity (e689f0e)
• GenAI Client(evals) - auto-create EvaluationExperiment in create_evaluation_run (eb75e14)
• GenAI Client(evals) - Pin SDK predefined metrics to latest Gemini 3.5 Flash versions by default (f5d94b4)
• GenAI Client(evals) - Support show() for EvaluationDataset built from eval_cases (5b1a0aa)
• Support Endpoints module for OpenModel prediction, and .get/undeploy/delete (8848353)
• Update Compute v1 to revision 20260722 (19144a4)

Bug Fixes

• Add aiohttp to ADK extra requirements. (390f2d1)
• deps: Update the Java code generator (gapic-generator-java) to v2.75.0 (19144a4)
• Enable automatic session creation in ADK template. (f343270)
• GenAI Client(evals) - skip agent config fetch when agent and client locations differ (8b43add)
• Import iam_credentials_v1 lazily in the sandboxes module. (2a18bff)
• Persist the AgentCard on Agent Engine update() (5d5a1ca), refs #7064
• Remove the google-cloud-iam dependency from the agent_engines extra. (25deb44)
• Update generator configuration and SDK bindings for Agent Engine Session update calls to return Session directly. (2702857)

Documentation

• A comment for field order_by in message .google.chat.v1.SearchSpacesRequest is changed (19144a4)
• A comment for field query in message .google.chat.v1.SearchSpacesRequest is changed (19144a4)
• A comment for field spaces in message .google.chat.v1.SearchSpacesResponse is changed (19144a4)
• A comment for field use_admin_access in message .google.chat.v1.SearchSpacesRequest is changed (19144a4)
• A comment for method SearchSpaces in service ChatService is changed (19144a4)
• Communicate on upcoming updates in the next major version (c64b25f)
• Communicate on upcoming updates in the next major version (76b9616)
• Update copyright year (19144a4)
• Update various comments (19144a4)