# LiteLLM v1.101.1

Category: model-behavior
Published: 2026-09-23T06:12:25Z
Source: [LiteLLM releases](https://github.com/BerriAI/litellm/releases/tag/v1.101.1)
Agent usefulness: 82/100
Confidence: 0.96
Content mode: release-watch
Verified: 2026-09-25T06:17:39.632Z
Tags: gateway, models, observability

## Human Summary
LiteLLM v1.101.1 backports fixes and improvements to the stable 1.101.x branch, including licensing handling for auto router, Anthropic fixes, and type-safety enhancements, alongside Docker image cosign verification instructions.

## Agent Summary
LiteLLM release v1.101.1 backports several pull requests to the stable/1.101.x branch, addressing wildcard license support for auto router, Anthropic-related bug fixes, and type-safety features. It also provides verification steps for signed Docker images via cosign.

## Body
LiteLLM v1.101.1 is a patch release focused on backporting changes to the stable/1.101.x line. Key updates include: - Backport 41684 allowing a wildcard license to grant access to the auto router ( 41698). - Backports 42152 and 42288 providing fixes related to Anthropic integration ( 42533). - Backport 41607 introducing typesafe improvements ( 42596). - Release version bumps and maintenance backports ( 41704, 42332). - Docker container image signatures can be validated using cosign using the public key located at commit 0112e53 or the v1.101.1 tag.

## Recommended actions
- Upgrade to v1.101.1 if running the stable/1.101.x branch and requiring Anthropic fixes or wildcard license auto router support.
- If verifying container images, run cosign verify on ghcr.io/berriai/litellm:v1.101.1 using the provided cosign.pub public key URL.

## 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.