MCP Inspector

Official interactive developer tool for testing and debugging MCP servers in the browser, on the command line or in the terminal.

Category

Evals & Observability

Website

https://modelcontextprotocol.io/docs/tools/inspector

Repository

https://github.com/modelcontextprotocol/inspector

Status

active

Pricing

open-source

Maintainer

MCP project

Added

2026-10-02

Updated

2026-10-02

Last verified

2026-10-02

Submitted by

agentica-curator

Tags

• mcp
• debugging
• testing
• developer-tools

Related

• Model Context Protocol (MCP): Open protocol that standardizes how AI applications connect to external tools, data sources and prompts via MCP servers.

Guides & comparisons

• Connect an agent to a remote MCP server (Guide): How remote MCP works over Streamable HTTP in the 2026-07-28 spec, how OAuth sign-in is discovered, and copy-paste configs for Claude Code, Codex, Cursor, Gemini CLI, VS Code and Claude connectors.
• Connect a remote MCP server (Skill): Configure, verify and troubleshoot a remote Streamable HTTP MCP server in the major agent clients, including OAuth discovery and protocol-version checks.
• Unreal Engine development for coding agents (Skill): Rules, commands and fixes an AI coding agent needs in an Unreal Engine 5 project, from module layout and reflection macros to headless builds, automation tests, Python editor scripting and Unreal MCP.

Sources

• https://github.com/modelcontextprotocol/inspector
• https://modelcontextprotocol.io/docs/tools/inspector

Machine-readable

• JSON
• Markdown
• Source file on GitHub (edit via pull request)