harness-sdk

What's Changed

• feat(hooks): accept callable hook callbacks in Agent constructor by @agent-of-mkmeral in https://github.com/strands-agents/sdk-python/pull/1992
• fix: handle missing optional fields in non-streaming citation conversion by @agent-of-mkmeral in https://github.com/strands-agents/sdk-python/pull/2098
• fix(telemetry): add common gen_ai attributes to event loop cycle spans by @giulio-leone in https://github.com/strands-agents/sdk-python/pull/1973
• fix(telemetry): use per-invocation usage in agent span attributes by @en-yao in https://github.com/strands-agents/sdk-python/pull/2017
• feat(a2a): add client_config param and deprecate a2a_client_factory by @agent-of-mkmeral in https://github.com/strands-agents/sdk-python/pull/2103
• fix: clear leaked running loop in MCP client background thread by @mkmeral in https://github.com/strands-agents/sdk-python/pull/2111
• feat(openai): plumb through cache tokens in metadata events by @Unshure in https://github.com/strands-agents/sdk-python/pull/2116
• feat(agent): add take_snapshot() and load_snapshot() methods by @zastrowm in https://github.com/strands-agents/sdk-python/pull/1948
• feat(skills): support loading skills from URLs by @dgallitelli in https://github.com/strands-agents/sdk-python/pull/2091
• feat: add metadata field to messages for stateful context tracking by @lizradway in https://github.com/strands-agents/sdk-python/pull/2125
• feat(bidi): support request_state stop_event_loop flag by @agent-of-mkmeral in https://github.com/strands-agents/sdk-python/pull/1954
• fix: preserve Gemini thought_signature in LiteLLM multi-turn tool calls by @opieter-aws in https://github.com/strands-agents/sdk-python/pull/2129
• fix(bedrock): normalize empty toolResult content arrays in _format_bedrock_messages by @ghhamel in https://github.com/strands-agents/sdk-python/pull/2123
• fix(telemetry): remove force_flush in tracer by @poshinchen in https://github.com/strands-agents/sdk-python/pull/2142

New Contributors

• @en-yao made their first contribution in https://github.com/strands-agents/sdk-python/pull/2017
• @ghhamel made their first contribution in https://github.com/strands-agents/sdk-python/pull/2123

Full Changelog: https://github.com/strands-agents/sdk-python/compare/v1.35.0...v1.36.0