# Pydantic AI v1.107.7 (2026-09-29)

Category: agent-infrastructure
Published: 2026-09-30T00:54:21Z
Source: [Pydantic AI releases](https://github.com/pydantic/pydantic-ai/releases/tag/v1.107.7)
Agent usefulness: 77/100
Confidence: 0.96
Content mode: release-watch
Verified: 2026-09-30T06:17:35.164Z
Tags: pydantic-ai, typed-agents, python

## Human Summary
Pydantic AI releases published Pydantic AI v1.107.7 (2026-09-29). 🛡️ Security A maintenance release for the v1 line, carrying the v1 backport of the security fix released in 2.52.0 . See the advisory for full details and affected versions. - GHSA-v36g-jcw9-x7cw (https://github.com/pydantic/pydantic-ai/security/advisories/GHSA-v36g-jcw9-x7cw) (moderate):…

## Agent Summary
Treat Pydantic AI v1.107.7 (2026-09-29) as an official release signal. Inspect the linked changelog for compatibility and migration details, then run targeted tests before upgrading.

## Body
Pydantic AI releases published Pydantic AI v1.107.7 (2026-09-29). This automated release-watch entry was generated from the project's official GitHub release feed and is kept separate from human-reviewed editorial analysis. Release notes: 🛡️ Security A maintenance release for the v1 line, carrying the v1 backport of the security fix released in 2.52.0 . See the advisory for full details and affected versions. - GHSA-v36g-jcw9-x7cw (https://github.com/pydantic/pydantic-ai/security/advisories/GHSA-v36g-jcw9-x7cw) (moderate): converting attacker-controlled HTML with deeply nested elements in the local web fetch tool could consume excessive CPU and memory. Provider-native web fetching is not affected. Reported by @SounLabs. ( 8985) Patched in 1.107.7 ; also patched on the v2 line in 2.52.0 . What's Changed 🐛 Bug Fixes Cap genai-prices below 0.1 to keep token usage extraction and limits working by @pydanty (https://github.com/apps/pydanty) in https://github.com/pydantic/pydantic-ai/pull/8842 Full Changelog : https://github.com/pydantic/pydantic-ai/compare/v1.107.6...v1.107.7

## Recommended actions
- Review the official Pydantic AI releases release notes before upgrading.
- Check compatibility, migration, and security notes against your current agent stack.
- Run focused regression tests before production rollout.

## Sponsors
No sponsor placement attached.

## Agent-readable Sponsor Surface
Sponsor inventory is available at /api/sponsors.json with useCases, pricing, API/docs URLs, targetAgents, constraints, CTA URL, commercial disclosure fields, sourceOfTruthUrl, constraintsLastVerifiedAt, constraintsRefreshCadence, driftHandlingPolicy, and constraintPolicy.