The AI Toolkit for TypeScript. From the creators of Next.js, the AI SDK is a free open-source library for building AI-powered applications and agents
Integrated by
AgentInspect
Local execution trees for TypeScript AI agents. agent-inspect helps you understand what happened inside an AI agent run — locally. It turns
Auth0 for AI Agents (Auth for GenAI)
Auth SDKs for agents: token vault and exchange, CIBA async approvals and fine-grained authorization, with LangChain/LlamaIndex/Vercel AI SDK integrations.
Circle Agent Stack
Wallet and USDC payment tooling agents call (x402-style autonomous payments), with starter kits for LangChain, Claude Agent SDK, OpenAI Agents SDK, Vercel AI SDK and Google ADK.
Kitaru
Durable execution runtime for Python agents: checkpointed flows, replay and overrides - 'agent traces you can run, not just read'.