# vertex-sdk: v0.20.1

Category: model-behavior
Published: 2026-09-30T18:29:34Z
Source: [Anthropic TypeScript SDK releases](https://github.com/anthropics/anthropic-sdk-typescript/releases/tag/vertex-sdk-v0.20.1)
Agent usefulness: 62/100
Confidence: 0.96
Content mode: release-watch
Verified: 2026-10-02T00:17:48.308Z
Tags: anthropic, sdk, typescript

## Human Summary
Anthropic TypeScript SDK releases published vertex-sdk: v0.20.1. 0.20.1 (2026-09-30) Full Changelog: vertex-sdk-v0.20.0...vertex-sdk-v0.20.1 (https://github.com/anthropics/anthropic-sdk-typescript/compare/vertex-sdk-v0.20.0...vertex-sdk-v0.20.1)

## Agent Summary
Treat vertex-sdk: v0.20.1 as an official release signal. Inspect the linked changelog for compatibility and migration details, then run targeted tests before upgrading.

## Body
Anthropic TypeScript SDK releases published vertex-sdk: v0.20.1. 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: 0.20.1 (2026-09-30) Full Changelog: vertex-sdk-v0.20.0...vertex-sdk-v0.20.1 (https://github.com/anthropics/anthropic-sdk-typescript/compare/vertex-sdk-v0.20.0...vertex-sdk-v0.20.1)

## Recommended actions
- Review the official Anthropic TypeScript SDK 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.