Build backend AI with Vercel AI SDK v6 stable. Covers Output API (replaces generateObject/streamObject), speech synthesis, transcription, embeddings, MCP tools with security guidance. Includes v4→v5 migration and 15 error solutions with workarounds. Use when: implementing AI SDK v5/v6, migrating versions, troubleshooting AI_APICallError, Workers startup issues, Output API errors, Gemini caching issues, Anthropic tool errors, MCP tools, or stream resumption failures.
ai-sdk-core v0.1.0 - Initial release for backend AI development with Vercel AI SDK v6 (stable). - Adds comprehensive Output API, replacing generateObject/streamObject (with migration guide). - Documents speech synthesis, transcription, embeddings, agent abstraction, and MCP tools with security guidance. - Includes guidance for v4→v5 migration and 15 common error solutions. - Provides best practices for human-in-the-loop tool permissions and secure tool integration. - Offers troubleshooting help for key AI SDK platform issues.