MCP Inspector is a development tool for testing and debugging Model Context Protocol (MCP) servers, providing an intuitive Web UI interface and command-line interface to help developers explore and test MCP server functionality.

🚀 Key Features

🔌 Connection Management - Establish and maintain connections to MCP servers
🔍 Capability Exploration - Discover and test server capabilities such as tools, resources, and prompts
🔐 Authentication Handling - Support for OAuth flows and Bearer Token authentication
📊 Request/Response Inspection - Display detailed MCP protocol interactions
⚙️ Configuration Management - Persist user settings and connection parameters
💻 CLI Mode - Provide command-line interface for automation, scripting, and integration with AI coding assistants

💻 System Requirements

Memory: At least 1GB RAM
Storage: At least 500MB available space
Network: Internet connection required to access MCP servers

🔧 Usage

After installing the application in 1Panel, configure the following parameters:
- Web UI Port: Default is 6274, can be changed as needed
After starting the application, access the Web UI via http://your-ip:port
Configure MCP server connection information in the Web UI:
- Enter the MCP server URL
- Select authentication type (None, Bearer Token, or OAuth)
- Configure the corresponding authentication information
Use the interface to explore and test MCP server functionality:
- View available tools and resources
- Send requests and view responses
- Debug MCP protocol interactions

🔍 Feature Details

Connection Management

MCP Inspector allows you to connect to any server compatible with the MCP protocol. You can:

Save multiple server configurations
Quickly switch between different servers
Test connection status and response time

Capability Exploration

Explore various capabilities provided by MCP servers:

View list of available tools and their parameters
Browse accessible resources
Test prompt templates

Authentication Handling

Support for multiple authentication methods:

No authentication mode
Bearer Token authentication
Complete OAuth flow, including authorization and token refresh

Request/Response Inspection

Detailed analysis of MCP protocol interactions:

View raw requests and responses
Format JSON data
Track request timeline

🛠️ Configuration Options

MCP Inspector provides various configuration options that can be set through the config.yaml file:

# Server settings
server:
  port: 3000
  https: false

# Client settings
client:
  defaultConnection:
    url: "http://localhost:8000"
    authType: "none"

# Logging settings
logging:
  level: "info"
  console: true

README_en.md

MCP Inspector