Semgrep MCP server

by Semgrep

Scan code for security vulnerabilities with Semgrep rules.

One-click authPreviewSecurity & ITEngineering

What it can do

  • Scan code
  • Run custom rules
  • Fetch findings
  • Get syntax trees

Through MCP1, every tool call is checked against your groups and rules, and recorded in the audit log.

How it connects

Authenticate with Semgrep and approve MCP1. No token to copy; MCP1 keeps the connection sealed and refreshes it.

Endpoint
https://mcp.semgrep.ai/mcp
Transport
Streamable HTTP

With MCP1

Semgrep for the whole team, behind one URL

  1. 01

    Install it once

    An admin adds Semgrep from the MCP1 catalog. Its authentication or token stays sealed in MCP1, never on a laptop.

  2. 02

    Decide who gets what

    Open it to groups, fully or read-only, and set rules per tool. Destructive tools can need an admin.

  3. 03

    Connect any client

    Claude, Cursor, ChatGPT, Codex and the rest connect one gateway URL and sign in with their own account.

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