pydantic-ai
https://github.com/pydantic/pydantic-ai
Python
GenAI Agent Framework, the Pydantic way
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- Issues
- OpenAI Responses: stray post-done arguments delta corrupts final tool-call `args` (model-layer follow-up to #4733)
- model_request_parameters span attribute serializes the entire ModelRequestParameters dataclass on every model-invoke span, including large fields that aren't sent to the model
- Fix `AnthropicModel.count_tokens` with native tools
- Add display banner
- fix(messages): preserve RunUsage on response roundtrip
- [roundtrip-sweep] ModelResponse.usage: RunUsage loses requests and tool_calls on roundtrip
- [stale-finder] Stale issues report — 1 issue likely resolved or obsolete
- Use UTF-8 when reading and writing scrubbed cassettes
- test: add deferral negative cases and local ignores
- docs: fix broken temporalio API reference links
- Docs
- Python not yet supported