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ai-sdk-5

Migrate to Vercel AI SDK v5 with useChat and streaming route handlers.

Updated Mar 12, 2026
Search Tags:#langchain#llm#streaming#openai#chat#ai sdk#vercel ai
One-click install
npx skills add https://github.com/fwdarth/agent-teams-lite-domainaware --skill ai-sdk-5-fwdarth
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: ai-sdk-5
Source: https://github.com/fwdarth/agent-teams-lite-domainaware/tree/main/.opencode/skills/ai-sdk-5
Command: npx skills add https://github.com/fwdarth/agent-teams-lite-domainaware --skill ai-sdk-5-fwdarth

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This Skill helps developers quickly understand and implement the breaking changes introduced in Vercel AI SDK version 5, ensuring a smooth transition from previous versions.

Core Features & Use Cases

  • Breaking Changes: Clearly outlines the differences in client and server-side code between v4 and v5.
  • Client Setup: Provides a complete example for setting up the useChat hook with the new transport layer.
  • Server-Side Implementation: Demonstrates how to handle streaming responses using route handlers.
  • LangChain Integration: Shows how to integrate with LangChain for more complex LLM interactions.
  • Tool Usage & Streaming: Illustrates how to implement tools and stream responses with v5.

Quick Start

Use the ai-sdk-5 skill to see the client-side code example for setting up the useChat hook.

Frequently Asked Questions about ai-sdk-5

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I migrate my client-side useChat hook to Vercel AI SDK 5?▼

Vercel AI SDK 5 introduces breaking changes to the useChat hook, requiring the new DefaultChatTransport layer for client setup to handle chat interactions and streaming.

What are the breaking changes between Vercel AI SDK v4 and v5?▼

Vercel AI SDK 5 introduces breaking changes in both client and server-side code, notably shifting to DefaultChatTransport for client setup and altering route handlers for streaming text.

How do I handle streaming text responses in route handlers with Vercel AI SDK 5?▼

Handle streaming text responses in Vercel AI SDK 5 by implementing server-side route handlers, which manage the data stream and integrate seamlessly with the updated client transport layer.

Can I integrate LangChain with Vercel AI SDK 5 for complex LLM interactions?▼

Yes, you can integrate LangChain with Vercel AI SDK 5 to orchestrate more complex LLM interactions, combining LangChain's chaining capabilities with the SDK's streaming and tool usage features.

How do I implement LLM tools and stream responses using Vercel AI SDK 5?▼

Implement LLM tools and stream responses in Vercel AI SDK 5 by configuring the server-side route handlers and client setup to support tool execution alongside the new streaming architecture.

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