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AI SDK

Universal AI layer for building frameworks and agents

AI SDK is Vercel's provider-agnostic TypeScript toolkit for building AI-powered applications and agents across frameworks such as React, Next.js, Vue, Svelte, and Node.js. It standardizes access to model providers and includes APIs for streaming, structured outputs, tool calling, UI hooks, agent workflows, and HarnessAgent integrations for agent harnesses such as Claude Code, Codex, and Pi.

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