{"generatedAt":"2026-10-24T12:11:27.697Z","canonicalUrl":"https://agentbreakwatch.vercel.app/p/vercel-ai-sdk","llmsTxtUrl":"https://agentbreakwatch.vercel.app/p/vercel-ai-sdk/llms.txt","categoryHub":{"slug":"agent-sdks","title":"AI Agent SDKs & Frameworks Breaking-Change Index","url":"https://agentbreakwatch.vercel.app/c/agent-sdks"},"tldrVerdict":"Vercel AI SDK Core (ai) is currently at v7.0.152 on NPM (published 2026-10-23), with a 90-day Stability Score of 70/100 (C+) and HIGH schema drift risk. AI SDK v7 unifies LanguageModelV3 provider specifications, replaces maxSteps with stopWhen(stepCountIs(n)), and restructures UIMessage stream parts.","package":{"slug":"vercel-ai-sdk","packageName":"ai","registry":"npm","kind":"sdk","subcategory":"Agent Framework","displayName":"Vercel AI SDK Core","vendor":"Vercel","githubRepo":"vercel/ai","breakingSummary":"AI SDK v7 unifies LanguageModelV3 provider specifications, replaces maxSteps with stopWhen(stepCountIs(n)), and restructures UIMessage stream parts.","schemaDriftRisk":"high","affectedSymbols":["generateText","streamText","tool","stopWhen","UIMessage"],"migrationBefore":"const result = await generateText({\n  model: openai(\"gpt-4o\"),\n  maxSteps: 5,\n  tools: { weather: tool({ parameters: z.object({ city: z.string() }), execute }) }\n});","migrationAfter":"const result = await generateText({\n  model: openai(\"gpt-5\"),\n  stopWhen: stepCountIs(5),\n  tools: { weather: tool({ inputSchema: z.object({ city: z.string() }), execute }) }\n});","description":"AI SDK by Vercel - build apps like ChatGPT, Claude, Gemini, and more with a single interface for any model using the Vercel AI Gateway or go direct to OpenAI, Anthropic, Google, or any other model provider.","latestVersion":"7.0.152","latestPublishedAt":"2026-10-23T19:41:13.004Z","recentVersions":[{"version":"6.0.315","publishedAt":"2026-10-23T19:41:25.633Z"},{"version":"7.0.152","publishedAt":"2026-10-23T19:41:13.004Z"},{"version":"5.0.281","publishedAt":"2026-10-23T19:40:24.413Z"},{"version":"7.0.151","publishedAt":"2026-10-23T17:24:53.945Z"},{"version":"7.0.150","publishedAt":"2026-10-22T21:20:55.054Z"},{"version":"6.0.314","publishedAt":"2026-10-22T21:16:44.439Z"}],"releasesLast90d":244,"dependenciesCount":3,"license":"Apache-2.0","registryUrl":"https://www.npmjs.com/package/ai","githubUrl":"https://github.com/vercel/ai","installCommand":"npm install ai@7.0.152","stabilityScore":70,"stabilityGrade":"C+"}}