How to connect V0 to Claude

Connect Claude Web, Desktop and Cowork to V0 MCP. Generate react code for a login page, list all your active v0 projects, and more using natural language, with authentication handled for you.

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V0 is an AI-powered web development assistant from Vercel that generates real, production-ready code for modern apps. Build modern web experiences faster with automated, intelligent code suggestions and UI components.

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Introduction

Claude is Anthropic's AI assistant, available on the web, in the desktop app, and on mobile. Cowork is its agent for knowledge work, and it runs on all of those surfaces too. Connected to your apps, Claude can work with your files and services to accomplish complex tasks on your behalf.

This guide walks you through the easiest and most secure way to connect your V0 account to Claude via Composio Connect, enabling it to generate React code for a login page, list all your active V0 projects, summarize our last five chat sessions, and more such actions on your behalf without compromising your account security.

Setup is the same on Claude Web, Desktop, and Cowork, and you only need to do it once. The connector is tied to your account, so it's available in all three.

Connecting V0 to Claude Web, Desktop, and Cowork

Two ways to add the Composio connector. Pick whichever you prefer.

1. Add with one click

Click the button. Claude opens with the Composio connector filled in. Click Add, then go to step 2.

Add to Claude

Add manually

In Claude Desktop, click Customize in the left sidebar, then select Connectors and click the + icon at the top.

Claude Desktop connectors screen with Add custom connector selected

Click Add custom connector and paste in the Composio MCP server URL:

bash

https://connect.composio.dev/mcp

Add custom connector dialog with Composio MCP server URL

2. Authorize in your browser

Click Connect. You'll be redirected to a browser window where you can authorize Composio to continue.

Composio authorization screen for Claude Web, Desktop, and Cowork

3. Connect your V0 account

Back in Claude, ask it to connect to V0 or give it any V0-related task.

For example, ask Claude to:

"Generate React code for a login page"
"List all your active V0 projects"
"Summarize our last five chat sessions"

It will prompt you to authenticate and authorize access.

That's it. Composio's tools are now available in Claude, and your V0 account is ready to use.

What is the V0 Claude Connector, and what's possible with it?

The V0 MCP server is an implementation of the Model Context Protocol that connects your AI agent and assistants like Claude, Cursor, etc directly to your V0 account. It provides structured and secure access to your V0 projects and chat-powered workflows, so your agent can perform actions like generating code, managing web projects, retrieving chat histories, and facilitating AI-driven conversations on your behalf.

AI-powered chat completions: Instantly generate conversational replies or code suggestions using V0's advanced chat models tailored for web development workflows.
Retrieve and manage chat sessions: List and access your previous AI-assisted chat threads, including support for filtering favorites and paginated results.
Project discovery and management: Fetch a complete list of your web development projects, making it easy for your agent to interact with or summarize project data.
Integrated development automation: Seamlessly combine chat capabilities and project management to automate code generation, troubleshooting, or project setup tasks.

Troubleshooting

1. Why does Claude not use the Composio connector for V0?

The connector can show as connected, but Claude must use it in each V0 conversation.

Click + at the lower left of the chat, or type /.
Hover Connectors.
Turn on Composio.
Ask Claude to connect to V0 again.

2. Why does Claude show an MCP server error before V0 connects?

Claude can show Couldn't reach the MCP server or Authorization with the MCP server failed when you add the connector for V0.

Check that the connector URL is https://connect.composio.dev/mcp.
Connectors run from Anthropic's cloud, so your device network is usually not the problem.
Add the connector again from Customize > Connectors, then ask Claude to connect V0.
If it fails again, send the error and the ofid_ reference id to support@composio.dev.

3. Why does the V0 authorization link not work?

The Composio connector is one server. Your V0 account connects separately when Claude asks for it.

If the browser does not open, or the link expires, ask Claude to retry the V0 connection.
Composio creates a fresh V0 authorization link.
Open that link in your browser and finish the V0 sign-in.

4. Why do V0 actions fail after they worked before?

The V0 connection can expire or lose permission.

Ask Claude to inspect the V0 connection.
If the connection is unhealthy, disconnect it when Claude prompts you.
Reconnect the V0 account and retry the action.
If Claude shows a permission prompt, approve it before Claude changes data in V0.
If the action still fails with a permission error, check that the connected account has that permission in V0 itself.

5. How do I switch to a different V0 account?

Claude can manage the V0 connection for you.

Ask Claude to disconnect or delete the current V0 account.
Ask Claude to connect V0 again.
Open the new Composio authorization link for V0.
Sign in with the other V0 account in the browser.
After the account connects, ask Claude to retry the V0 task.

6. Why is my V0 connection missing in Claude Desktop or on a Team plan?

The connector belongs to your Claude account, so your V0 connection works in Claude Web, Desktop, and Cowork.

In Claude Desktop, open Customize > Connectors.
Next to Composio, click ⋮ and click Clear cache.
If V0 tools still do not appear, click ⋮, disconnect, remove the connector, and add it again.
On Team or Enterprise, an Owner or Primary Owner must enable the connector before you can connect V0.

TOOLS

Supported Tools

Every V0 action and event your agent gets out of the box.

Assign Chat To Project

Tool to assign a chat to a project.

V0 Chat Completions

Tool to generate a chat model response given a list of messages.

Create Webhook

Tool to create a new webhook subscription for receiving event notifications.

Create V0 Project

Tool to create a new v0 project container for chats and code generation.

Create Project Environment Variables

Tool to create new environment variables for a v0 project.

Create Vercel Project

Tool to link a Vercel project to an existing v0 project.

Delete Chat

Tool to permanently delete a specific chat by ID.

Delete Deployment

Tool to delete a deployment by ID from Vercel.

Delete Hook

Tool to delete a webhook by its ID.

Delete Project Environment Variables

Tool to delete multiple environment variables from a project by their IDs.

Delete V0 Project

Tool to permanently delete a v0 project by its ID.

Deploy Project

Tool to deploy a specific v0 chat version to Vercel.

Download Chat Version

Tool to download all files for a specific chat version as a zip or tarball archive.

Export Project Code

Tool to export a deployable snapshot of a v0 chat version by retrieving all files (including default/deployment files).

Favorite Chat

Tool to mark a chat as favorite or remove the favorite status.

Find Chats

Tool to retrieve a list of chats.

Find Projects

Tool to retrieve a list of projects associated with the authenticated user.

Find Vercel Projects

Tool to retrieve a list of Vercel projects linked to the user's v0 workspace.

Fork Chat

Tool to create a fork (copy) of an existing chat.

Get Chat

Tool to retrieve the full details of a specific chat using its chatId.

Get Chat Project

Tool to retrieve the v0 project associated with a given chat.

Get Deployment Errors

Tool to retrieve errors for a specific deployment.

Get Deployment Logs

Tool to retrieve logs for a specific deployment.

Get Hook

Tool to retrieve detailed information about a specific webhook by its ID.

Get Chat Message

Tool to retrieve detailed information about a specific message within a chat.

Get Project by ID

Tool to retrieve the details of a specific v0 project by its ID, including associated chats and metadata.

Get Project Environment Variable

Tool to retrieve a specific environment variable for a given project by its ID, including its value.

Get Rate Limits

Tool to retrieve the current rate limits for the authenticated user.

Get Usage Report

Tool to retrieve detailed usage events including costs, models used, and metadata.

Get User

Tool to retrieve the currently authenticated user's information.

Get User Billing

Tool to fetch billing usage and quota information for the authenticated user.

Get User Plan

Tool to retrieve the authenticated user's subscription plan details including billing cycle and balance.

Get User Scopes

Tool to retrieve all accessible scopes for the authenticated user, such as personal workspaces or shared teams.

Initialize Chat

Tool to initialize a new chat from source content such as files, repositories, registries, zip archives, or templates.

List Chat Versions

Tool to retrieve all versions (iterations) for a specific chat, ordered by creation date (newest first).

List Deployments

Tool to retrieve a list of deployments for a given project, chat, and version.

List Hooks

Tool to retrieve all webhooks tied to chat events or deployments.

List Messages

Tool to retrieve all messages within a specific chat.

List Project Environment Variables

Tool to retrieve all environment variables for a project with optional decryption.

Update Chat

Tool to update metadata of an existing v0 chat.

Update Chat Version Files

Tool to update source files of a specific chat version.

Update V0 Webhook

Tool to update the configuration of an existing webhook, including its name, event subscriptions, or target URL.

Update V0 Project

Tool to update the metadata of an existing v0 project using its projectId.

Update Project Environment Variables

Tool to update environment variables for a v0 project.

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Kimi Code

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Grok Build

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VS Code

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OpenClaw

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Hermes

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Atomic Agent

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DeepSeek Harness

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CLI

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Google ADK

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LangChain

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Vercel AI SDK

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Mastra AI

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LlamaIndex

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FAQ

Frequently asked questions

With a standalone V0 MCP server, the agents and LLMs can only access a fixed set of V0 tools tied to that server. However, with the Composio Tool Router, agents can dynamically load tools from V0 and many other apps based on the task at hand, all through a single MCP endpoint.

Yes, you can. Claude Cowork fully supports MCP integration. You get structured tool calling, message history handling, and model orchestration while Tool Router takes care of discovering and serving the right V0 tools.

Yes, absolutely. You can configure which V0 scopes and actions are allowed when connecting your account to Composio. You can also bring your own OAuth credentials or API configuration so you keep full control over what the agent can do.

All sensitive data such as tokens, keys, and configuration is fully encrypted at rest and in transit. Composio is SOC 2 Type 2 compliant and follows strict security practices so your V0 data and credentials are handled as safely as possible.

Start with V0.It takes 30 seconds.

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How to connect V0 to Claude

Connect V0 without auth hassles

Introduction

Also integrate V0 with

Connecting V0 to Claude Web, Desktop, and Cowork

1. Add with one click

Add manually

2. Authorize in your browser

3. Connect your V0 account

What is the V0 Claude Connector, and what's possible with it?

Troubleshooting

1. Why does Claude not use the Composio connector for V0?

2. Why does Claude show an MCP server error before V0 connects?

3. Why does the V0 authorization link not work?

4. Why do V0 actions fail after they worked before?

5. How do I switch to a different V0 account?

6. Why is my V0 connection missing in Claude Desktop or on a Team plan?

Supported Tools

How to build V0 MCP Agent with another framework

Claude Code

Cursor

ChatGPT

Antigravity

OpenAI Agents SDK

Claude Agent SDK

Codex

Kimi Code

Grok Build

VS Code

OpenCode

OpenClaw

Hermes

Atomic Agent

Pi

DeepSeek Harness

CLI

Google ADK

LangChain

Vercel AI SDK

Mastra AI

LlamaIndex

CrewAI

Pydantic AI

AutoGen

Explore Other Toolkits

Supabase

Codeinterpreter

GitHub

1password

Frequently asked questions

What are the differences in Tool Router MCP and V0 MCP?+

Can I use Tool Router MCP with Claude Cowork?+

Can I manage the permissions and scopes for V0 while using Tool Router?+

How safe is my data with Composio Tool Router?+

Start with V0.It takes 30 seconds.