pydantic-ai

v2.4.0 Feature

This release adds 3 notable features for engineering teams evaluating rollout.

Published 24d AI Agents & Assistants

✓ No known CVEs patched

✓ No known CVEs patched in this version

Topics

agent-framework genai llm pydantic python

Summary

AI summary

Updates 🐛 Bug Fixes, 🚀 Features, and 📦 Dependencies across a mixed release.

Full changelog

Split preserve_file_data into allow_uploaded_files (inbound security) and an AG-UI representation opt-in by @DouweM in https://github.com/pydantic/pydantic-ai/pull/6232
Add GEval evaluator and standard quality metric rubrics for LLMJudge by @dmontagu in https://github.com/pydantic/pydantic-ai/pull/5129
Add agentic span-based evaluators (ToolCorrectness, TrajectoryMatch, ArgumentCorrectness, MaxToolCalls, MaxModelRequests) by @dmontagu in https://github.com/pydantic/pydantic-ai/pull/5130

fix(xai): update XSearchTool handle limit by @gyx09212214-prog in https://github.com/pydantic/pydantic-ai/pull/5979
Handle None metadata in Gradio weather agent example by @hramezani in https://github.com/pydantic/pydantic-ai/pull/6214
fix(mistral): preserve extended usage fields from API response by @felipebridge in https://github.com/pydantic/pydantic-ai/pull/5693
Avoid mutable default argument in process_tool_calls by @kratos0718 in https://github.com/pydantic/pydantic-ai/pull/6189
feat: forward WebSearchTool.user_location to xAI web search by @manan-tech in https://github.com/pydantic/pydantic-ai/pull/6181
Clean up the pending task and streams on KeyboardInterrupt in synchronous run_until_complete wrappers by @DouweM in https://github.com/pydantic/pydantic-ai/pull/6198
fix(tool-search): drop redundant description from ToolSearchMatch by @serozhenka in https://github.com/pydantic/pydantic-ai/pull/5654
fix(temporal): pass through genai_prices and httpx2 for workflow cost() by @syf2211 in https://github.com/pydantic/pydantic-ai/pull/6219
fix(evals): reject non-positive max_concurrency by @VectorPeak in https://github.com/pydantic/pydantic-ai/pull/6228
Lazy-start run_stream_events() background task on first event iteration by @DouweM in https://github.com/pydantic/pydantic-ai/pull/6234

Bump genai-prices to >=0.0.69 by @adtyavrdhn in https://github.com/pydantic/pydantic-ai/pull/6212

@raullenchai made their first contribution in https://github.com/pydantic/pydantic-ai/pull/5008
@gyx09212214-prog made their first contribution in https://github.com/pydantic/pydantic-ai/pull/5979
@felipebridge made their first contribution in https://github.com/pydantic/pydantic-ai/pull/5693
@kratos0718 made their first contribution in https://github.com/pydantic/pydantic-ai/pull/6189
@serozhenka made their first contribution in https://github.com/pydantic/pydantic-ai/pull/5654

Full Changelog: https://github.com/pydantic/pydantic-ai/compare/v2.3.0...v2.4.0

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About pydantic-ai

AI Agent Framework, the Pydantic way