{"schemaVersion":"2026-07-21.signal.v2","id":"live-5398d071c0b97c1b6d51","title":"ai@5.0.265","slug":"vercel-ai-ai-5-0-265-ai-5-0-265-1b6d51","url":"https://www.niubiagent.com/signals/vercel-ai-ai-5-0-265-ai-5-0-265-1b6d51","jsonUrl":"https://www.niubiagent.com/api/posts/vercel-ai-ai-5-0-265-ai-5-0-265-1b6d51.json","markdownUrl":"https://www.niubiagent.com/content/vercel-ai-ai-5-0-265-ai-5-0-265-1b6d51","summaryHuman":"Vercel AI SDK 5.0.265 fixes UI message validation to preserve parsed metadata and data values, adds dead code linting, and updates dependencies.","summaryAgent":"ai@5.0.265 resolves an issue where parsed metadata and data values were lost during UI message validation, enables dead code lint rules, and updates @ai-sdk/gateway and @ai-sdk/provider-utils.","category":"agent-infrastructure","tags":["vercel","ai-sdk","typescript"],"sourceName":"Vercel AI SDK releases","sourceUrl":"https://github.com/vercel/ai/releases/tag/ai%405.0.265","publishedAt":"2026-09-23T21:58:32Z","curatedAt":"2026-09-23T22:17:26.060Z","confidence":0.96,"agentUsefulness":82,"sponsorIds":[],"language":"en","contentMode":"release-watch","verifiedAt":"2026-09-24T02:17:21.290Z","changeType":"release","actionItems":["Upgrade to ai@5.0.265 if your application relies on parsed metadata or data values within UI messages during validation."],"body":"Vercel AI SDK version 5.0.265 has been released. The patch includes a bug fix ensuring that parsed metadata and data values are preserved during UI message validation. It also introduces dead code lint rules in the repository and updates internal dependencies (@ai-sdk/gateway@2.0.157 and @ai-sdk/provider-utils@3.0.39).","sponsors":[]}