# foundry-sdk: v0.4.9

Category: model-behavior
Published: 2026-09-22T16:28:13Z
Source: [Anthropic TypeScript SDK releases](https://github.com/anthropics/anthropic-sdk-typescript/releases/tag/foundry-sdk-v0.4.9)
Agent usefulness: 62/100
Confidence: 0.96
Content mode: release-watch
Verified: 2026-09-28T00:17:55.215Z
Tags: anthropic, sdk, typescript

## Human Summary
Release v0.4.9 of the Anthropic TypeScript SDK (foundry-sdk) was published with no detailed release notes provided.

## Agent Summary
Anthropic TypeScript SDK package foundry-sdk released v0.4.9 on 2026-09-22 without descriptive changelog notes.

## Body
Version 0.4.9 of foundry-sdk under the Anthropic TypeScript SDK releases was published on 2026-09-22. The release notes provide only a link to the full changelog (foundry-sdk-v0.4.8...foundry-sdk-v0.4.9) and do not contain explicit details regarding bug fixes, features, or breaking changes.

## Recommended actions
- Review the commit diff between foundry-sdk-v0.4.8 and foundry-sdk-v0.4.9 to verify specific changes before upgrading.

## 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.