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AI SDK

Knowledge Base/ AI SDK

The unified TypeScript SDK for building AI apps with modern streaming, fallbacks, and multi-model support.


Build with AI SDK 7

How to classify, route, and score with Jev and AI SDK

Use Jev from TypeSafe AI with AI SDK's experimental evaluate API to classify, route, score, and verify inside your application. Jev returns typed choices, scores, and boolean probabilities through AI Gateway.

Switch your app from DurableAgent (@workflow/ai) to WorkflowAgent (@ai-sdk/workflow) by updating imports, stream output, message conversion, stop conditions, tool approval, and context.

Build an MCP Apps host with the AI SDK using @ai-sdk/mcp and @ai-sdk/react to filter model-visible tools, read ui:// resources, and render interactive tool UIs in a sandboxed iframe with experimental_MCPAppRenderer.

How to migrate from DurableAgent to WorkflowAgent
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Use the @ai-sdk/tui package and runAgentTUI to run a ToolLoopAgent in an interactive terminal, with tool cards, reasoning, response statistics, and tool approval prompts.
Run your AI SDK agent in the terminal

Upload provider files with AI SDK

Use uploadFile in the AI SDK to upload an image, PDF, or document to a provider, get a ProviderReference, and reference it in generateText and streamText messages, including across multiple providers.

Route form submissions to the right team with the Jev x AI SDK Form Router template. Jev routes clear cases and a fallback model decides uncertain ones.
Route form submissions with Jev and AI SDK
Add MCP Apps to your AI SDK application
Add an executeCode tool to your AI SDK agent with the ai-sdk-tool-code-execution package to run Python 3.13 inside an isolated Vercel Sandbox.

Pass state to AI SDK tools and agents with context

Use runtimeContext, toolsContext, and contextSchema in the AI SDK to pass tenant data, credentials, and other server-side state through a generation or agent loop without putting it in the prompt.

Investigate GitHub issues with HarnessAgent and Vercel Sandbox
Run Python code securely with AI SDK and Vercel Sandbox
Generate videos with AI SDK
Add skills to your AI SDK agents

Build AI agents with AI Gateway and AI SDK

Build AI agents on Vercel with AI Gateway and AI SDK, then make them reliable, capable, and durable with Sandbox, Chat SDK, Vercel Connect, and Workflow.

Build your own Slackbot with Vercel Connect

Learn how to build your very own Slackbot with Chat SDK and AI SDK. Vercel Connect supplies runtime Slack tokens and forwards triggers, so you never store a long-lived bot token.

How to build a Slack bot that manages files in Vercel Blob

Build a Slack bot using Chat SDK, AI SDK, and Files SDK that can list, read, upload, and delete files in Vercel Blob through tool calls. Vercel Connect supplies runtime Slack tokens and forwards triggers.

How to build an agent for Liveblocks with Chat SDK and AI SDK

Build an AI agent that replies to @-mentions in Liveblocks comment threads with streamed responses and tool calling, using Chat SDK, AI SDK, and Redis.

How to build an AI agent for Slack with Chat SDK and AI SDK

Build a Slack AI agent using Chat SDK, AI SDK's ToolLoopAgent, and Vercel AI Gateway. Covers project setup, tool definitions, streaming responses, deployment to Vercel, and scaling tool selection with toolpick.

Build a web research agent with Workflow SDK

Build a web research agent that searches the web and returns a cited report. Powered by AI SDK and Workflow SDK, it journals every step so progress survives any crash or retries.

Build your own Slackbot with Vercel Connect

Learn how to build your very own Slackbot with Chat SDK and AI SDK. Vercel Connect supplies runtime Slack tokens and forwards triggers, so you never store a long-lived bot token.

Build a GitHub agent with Vercel Connect

Build a GitHub agent that helps your team work through issues and PRs. Chat SDK handles the interactivity and AI SDK runs the tool-calling loop.

Build a Linear agent with Vercel Connect

Build a native Linear Agent that helps your team manage issues. Mention it on any issue and it responds in real time, powered by Chat SDK and AI SDK.

Build an agent with eve

Build a software factory with eve


Manage your Sanity project from Slack with eve

Foreman, a software factory built on eve. It turns GitHub and Linear work items into reviewed draft pull requests through four agent stations, triaging issues and fixing its own red CI along the way.

Build an incident response sre agent with eve

sre is an incident response agent for Slack. It investigates production issues using a hypothesis-driven approach and returns verifiable evidence from connected sources.

How to automatically approve tool calls in eve with Jev

Use Jev to review tool calls in eve, allow routine actions, and request human approval when needed. Configure the policy and test its failure paths.

Run a marketing team from Slack with eve

A Slack-based Sanity copilot built on eve. It queries and edits content with GROQ, shapes schemas, manages releases, and drafts long-form pieces into Notion.

How to build a browser agent that works behind a login

Build a browser agent with eve, Vercel Connect, and KERNEL managed auth that signs a user in through a human-in-the-loop handoff and completes tasks behind a login without exposing credentials.

Give your eve agent an email inbox with Resend

Connect an eve agent to email using the Chat SDK channel and the Resend adapter. Handle inbound email, threaded replies, attachments, and proactive sends.

All AI SDK Guides

AI SDKAI GatewayVercel ConnectChat SDKVercel BlobVercel WorkflowsVercel SandboxNext.js


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