CodeRabbit - Context7 MCP

CodeRabbit is an AI-powered code review tool that automatically reviews pull requests. By connecting Context7 as an MCP server, CodeRabbit can access up-to-date library documentation during reviews, helping it verify implementations against the latest API references and best practices.

Setup#

Navigate to MCP Servers

Go to your CodeRabbit dashboard and navigate to Integrations → MCP Servers.

Integrations tab

Add Context7

Click the Add button next to Context7 MCP server.

Add the following header for higher rate limits:

Header	Value
`CONTEXT7_API_KEY`	Your API key from the Context7 dashboard

{  "Authorization": "Bearer YOUR_API_KEY"}

Add server modal

Connect

Click the Connect button to connect the server.

Server connected

Enable for Public Repos

To use Context7 with public repositories, go to Organization Settings → Configuration → Knowledge Base. In the MCP section, select Enabled instead of Auto and click Apply Changes.

Update MCP settings

Usage Guidance#

In the Usage Guidance field, you can instruct CodeRabbit on how to use Context7 during reviews. For example:

Use Context7 to look up documentation for any libraries used in the code being reviewed.Verify that API usage matches the latest documentation and flag any deprecated patterns.

How It Works#

Once connected, CodeRabbit will query Context7 for relevant library documentation when reviewing pull requests. This helps CodeRabbit:

Verify correct API usage against the latest documentation
Identify deprecated methods or patterns
Suggest improvements based on library best practices
Provide more accurate and informed review comments