Vercel AI SDK
Free open-source TypeScript SDK for building LLM-powered apps and agents across frameworks with unified API.
🛡️ AgentReady threat assessment
MAESTRO 7-layer threat model + OWASP AIVSS risk score for Vercel AI SDK, derived from its capabilities.
These scores are auto-generated from public information (the agent's own listing, docs, and repository) using the canonical OWASP AIVSS formula and the MAESTRO framework — an estimate for guidance, not a penetration test, audit, or certification. See the scoring methodology. Are you the vendor? Factual corrections are free.
Overview
Vercel AI SDK is a free, open-source TypeScript library from the creators of Next.js, designed to help developers build AI-powered applications and agents. It offers a unified provider API—OpenAI, Anthropic, Claude, Google Gemini, etc.—structured output (via Zod), streaming responses, chat UI integrations, tool calling, agentic loops, and full TypeScript type safety across React, Svelte, Vue, Angular, or Node apps. With over 2 million weekly downloads, it simplifies LLM integration and enables rapid development of robust AI workflows.
Key features
- unified provider API
- streaming responses
- structured output
- tool calling
- agentic loops
- TypeScript-first
Use cases
- Switching between different LLM providers using a unified TypeScript API.
- Streaming text and structured JSON generation with Zod validation.
- Incorporating tool calling and agentic decision loops into workflows.
- Building chat UIs with full type safety across front‑end frameworks.
- Rapid prototyping and production-grade AI features using streaming and typings.