pydantic-ai

v2.7.0 Feature

This release adds 2 notable features for engineering teams evaluating rollout.

Published 18d 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 fix across a mixed release.

Type	Severity	Summary	CVE
Feature	Medium	Adds support for azure-responses:[model-id] shorthand syntax Adds support for azure-responses:[model-id] shorthand syntax Source: llm_adapter@2026-07-16 Confidence: high	—
Feature	Medium	Adds xAI `grok-4.5` model support Adds xAI `grok-4.5` model support Source: llm_adapter@2026-07-16 Confidence: high	—
Bugfix
Bugfix	Medium	Fixes handling of boolean JSON Schema nodes in function signature walker Fixes handling of boolean JSON Schema nodes in function signature walker Source: llm_adapter@2026-07-16 Confidence: high	—
Bugfix	Medium	Preserves HTTPX event hooks in gateway component Preserves HTTPX event hooks in gateway component Source: llm_adapter@2026-07-16 Confidence: high	—
Bugfix	Medium	Allows `override(model=...)` on an agent even when no model is set Allows `override(model=...)` on an agent even when no model is set Source: llm_adapter@2026-07-16 Confidence: high	—
Bugfix	Medium	Disables document input for `AlibabaProvider` (Chat Completions API) Disables document input for `AlibabaProvider` (Chat Completions API) Source: llm_adapter@2026-07-16 Confidence: high	—

Full changelog

Support azure-responses:[model-id] shorthand by @hramezani in https://github.com/pydantic/pydantic-ai/pull/6355
Add xAI grok-4.5 model by @dsfaccini in https://github.com/pydantic/pydantic-ai/pull/6362

fix: handle boolean JSON Schema nodes in function signature walker by @hramezani in https://github.com/pydantic/pydantic-ai/pull/6314
fix(gateway): preserve HTTPX event hooks by @VectorPeak in https://github.com/pydantic/pydantic-ai/pull/6327
Allow override(model=...) on an agent with no model set by @hramezani in https://github.com/pydantic/pydantic-ai/pull/6357
Disable document input for AlibabaProvider (Chat Completions API) by @dsfaccini in https://github.com/pydantic/pydantic-ai/pull/5727

@lxingy3 made their first contribution in https://github.com/pydantic/pydantic-ai/pull/6349

Full Changelog: https://github.com/pydantic/pydantic-ai/compare/v2.6.0...v2.7.0

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About pydantic-ai

AI Agent Framework, the Pydantic way

v1.95.0 rename ‘built-in tools’ to ‘native tools’, deprecate old fields, register via capabilities=[NativeTool(...)]