Postman MCP Server

A generic MCP server for executing Postman collections — supports v2.1 collections, environments, variable chaining, and scripting

Local serverstdioPython

What is the Postman MCP Server?

A generic MCP server for executing Postman collections — supports v2.1 collections, environments, variable chaining, and scripting

What it actually does

A full-featured Model Context Protocol (MCP) server for executing Postman collections using Python. Enables AI assistants to run, inspect, and manage API test workflows from any Postman v2.1 collection file — with a strict, safe execution pipeline that never guesses credentials.

Configuration

  • Python 3.10+ - mcp[cli] package (FastMCP framework) - No additional dependencies for core features (uses stdlib http.client) - Optional: dukpy for full JavaScript execution engine

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Maintainer setup documentation.

Recorded tools

Check the linked publisher documentation and your connected client's tool list. Names and availability can vary with the server version and account permissions.

ToolWhat it does
prepare_collectionValidates collection + scans variables + generates config file for user to fill
run_collectionExecutes a collection after validating all requirements are met
inspect_collectionView collection metadata, folders, and request listing
dry_run_collectionPreview resolved URLs without making HTTP calls
check_statusCheck if a collection is ready to execute (config filled?)
list_collectionsScan a directory for available collection files

How to install the Postman MCP Server

{
  "mcpServers": {
    "postman-runner": {
      "command": "uvx",
      "args": ["postman-runner-mcp"],
      "disabled": false,
      "autoApprove": []
    }
  }
}

Configuration as documented by the project. Restart the client after saving.

Configuration

  • Python 3.10+ - mcp[cli] package (FastMCP framework) - No additional dependencies for core features (uses stdlib http.client) - Optional: dukpy for full JavaScript execution engine

Example prompts to try

  • “Use Postman to prepare collection.”
  • “Use Postman to run collection.”
  • “Use Postman to inspect collection.”

Frequently asked questions

A generic MCP server for executing Postman collections — supports v2.1 collections, environments, variable chaining, and scripting Confirm the tools offered by your installed version in the connected client. Tool availability and permissions depend on the server and account configuration.