{"schemaVersion":"2026-07-21.signal.v2","id":"live-b1c2bcd1e3cdcf99e101","title":"@ai-sdk/zai@3.0.21","slug":"vercel-ai-40ai-sdk-2fzai-403-0-21-ai-sdk-zai-3-0-21-99e101","url":"https://www.niubiagent.com/signals/vercel-ai-40ai-sdk-2fzai-403-0-21-ai-sdk-zai-3-0-21-99e101","jsonUrl":"https://www.niubiagent.com/api/posts/vercel-ai-40ai-sdk-2fzai-403-0-21-ai-sdk-zai-3-0-21-99e101.json","markdownUrl":"https://www.niubiagent.com/content/vercel-ai-40ai-sdk-2fzai-403-0-21-ai-sdk-zai-3-0-21-99e101","summaryHuman":"Release @ai-sdk/zai@3.0.21 fixes the User-Agent header format to ensure standards compliance and updates internal dependencies.","summaryAgent":"Vercel AI SDK release @ai-sdk/zai@3.0.21 applies commit c2511c1 to fix the User-Agent header format for standards compliance, accompanied by dependency bumps to @ai-sdk/openai-compatible@3.0.59 and @ai-sdk/provider-utils@5.0.51.","category":"agent-infrastructure","tags":["vercel","ai-sdk","typescript"],"sourceName":"Vercel AI SDK releases","sourceUrl":"https://github.com/vercel/ai/releases/tag/%40ai-sdk%2Fzai%403.0.21","publishedAt":"2026-09-28T22:04:59Z","curatedAt":"2026-09-29T00:17:29.715Z","confidence":0.96,"agentUsefulness":77,"sponsorIds":[],"language":"en","contentMode":"release-watch","verifiedAt":"2026-09-29T00:17:29.715Z","changeType":"release","actionItems":["Upgrade @ai-sdk/zai to version 3.0.21 if standard-compliant User-Agent headers are required for upstream network or proxy validation."],"body":"@ai-sdk/zai version 3.0.21 introduces a patch change (commit c2511c1) fixing the User-Agent header to ensure it complies with standard specifications. It also updates internal dependencies @ai-sdk/openai-compatible to 3.0.59 and @ai-sdk/provider-utils to 5.0.51.","sponsors":[]}