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inspector
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inspector

Active·★ 28·Updated 2026-10-21

MCP Inspector is an open-source, interactive developer tool designed for testing and debugging MCP servers, supporting MCP-UI and OpenAI Apps SDK widgets. It offers a beautiful, intuitive browser-based interface for managing prompts, exploring resources, monitoring server connections, and executing tools.

#Developer Tools#Debugging#API Testing#LLM Orchestration#Prompt Engineering#Interactive UI#Server Monitoring
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Guides
#WebSockets
$ Install
$ npx @mcp-use/inspector
↗ Visit site★ GitHub
01

Features

01Interactive Testing of Tools
02Comprehensive Prompt Management
03Real-time Server Connection Monitoring
04BYOK (Bring Your Own Key) Chat Interface
05Multi-Connection to MCP Servers
02

Compatibility

TypeScript
Language
Verified via docs
Node.js
Runtime
Verified via docs
Browser
Client UI
Verified via docs
Docker
Deployment
Verified via docs
MCP Protocol
Protocol
Verified via docs
03

Quick start

1
$ npx @mcp-use/inspector
04

Use cases

↳Debugging and testing MCP server applications and tools.
↳Interactively exploring MCP server resources and schemas.
↳Managing and testing LLM prompts and conversational agents.
↳Monitoring the real-time status and health of MCP server connections.
↳Providing a self-hosted debugging environment for secure or isolated networks.
05

Alternatives

⚡Top VS:
VSDebugMCP★573→VSfigwright★1.1k→VSinspector★11.1k→

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mcp-use /
inspector
↗

Modern MCP Inspector for remote mcp servers with support for Apps SDK

28
Last commit2d ago
StatusActive
CategoryDev Tooling
Links
Documentation↗Discussion↗Issues↗Releases↗
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