Pragma Labs mcp studio
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Overview

MCP Studio is a local testing tool for MCP applications. It lets you test widget UI, call tools, and automate end-to-end tests by replaying your interactive steps without writing code. Designed for both humans and agent tools (Claude Code, ChatGPT, Copilot, and others) via MCP.

mcp studio
MCP Studio
MCP Studio running with the Excalidraw MCP application

Install

npx

No install needed. Run once or try it out.

terminal 
$ npx @pragmalabs/mcp-studio

script

Installs the binary to ~/.local/bin. Best for Linux or if you don't use Homebrew.

terminal 
$ curl -fsSL https://studio.pragmalabs.tech/install.sh | sh

homebrew

Recommended for macOS. Managed installs and easy upgrades with brew upgrade.

terminal 
$ brew tap pragmalabs-tech/mcp-studio
$ brew install mcp-studio

Opens at localhost:7777

Supported Platform and MCP Methods

Platform

  • macOS
  • Linux

MCP methods

  • Tools
  • Resources
  • OAuth 2.1 + PKCE
  • Bearer token
  • Custom headers

What you can do

Connect an MCP App

Add a profile with your MCP server URL and authentication credentials.

Manual testing

Call tools, read resources, and interact with widgets live in your browser.

Automation E2E Testing

Record a session and turn it into a repeatable test.

Testing with real AI

Expose your local server to a public URL and connect it to ChatGPT, Claude, or Copilot.

Legal

Privacy Policy

MCP Studio runs locally. We do not collect your data.

Terms of Service

Usage terms for MCP Studio.

Contact

[email protected]
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