pydantic-ai
https://github.com/pydantic/pydantic-ai
Python
GenAI Agent Framework, the Pydantic way
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- Issues
- Support for OpenAI Background Mode
- `FunctionToolCallEvent` event is emitted for unapproved/deferred tool calls, and then again on resumption
- Include `ModelRequest` in `new_messages()` when using a `UIAdapter`
- Support `CachePoint` in `ModelResponse` for Few-Shot AI Response Caching in Bedrock
- Give `on_complete` callback access to `deps`
- Customize String Representation for Tool Return Content (`model_response_str`)
- Support image and video generation models directly
- Allow `retries` argument for `run`,`run_sync` etc
- Add input and output guardrails
- Improve tool call order preservation behavior for `end_strategy=exhaustive` and support multi-round deferred tool handling
- Docs
- Python not yet supported