# MCP Server Quick Reference

## Server Configuration Structure
```json
{
  "command": "command_name",
  "args": ["arg1", "arg2"],
  "env": {
    "ENV_VAR": "value"
  },
  "disabled": false,
  "alwaysAllow": ["tool1", "tool2"]
}
```

## Available Servers and Tools

1. **Fetch Server**
   - Tool: `fetch`
   - Usage: `{"url": "https://api.example.com"}`

2. **Tavily Server**
   - Tool: `tavily-search`
   - Usage: `{"query": "search terms", "search_depth": "basic"}`

3. **Filesystem Server**
   - Tool: `list_directory`
   - Usage: `{"path": "/path/to/directory"}`

4. **Package-version Server**
   - Tool: `check_python_versions`
   - Usage: `{"requirements": ["package1", "package2"]}`

5. **Sequential-thinking Server**
   - Tool: `sequentialthinking_tools`@
   - Usage: 
     ```json
     {
       "thought": "Current thinking step",
       "thought_number": 1,
       "total_thoughts": 2,
       "next_thought_needed": true,
       "is_revision": false
     }
     ```

6. **GitHub Server**
   - Tools:
     - `search_repositories`: `{"q": "search query", "sort": "updated"}`
     - `search_code`: `{"q": "filename:example", "sort": "updated"}`
     - `search_issues`: `{"q": "issue query"}`
     - `search_users`: `{"q": "username"}`
     - `create_issue`: `{"title": "Issue Title", "body": "Description"}`
     - `create_pull_request`: `{"title": "PR Title", "body": "Description"}`

## Common Issues
1. Tool not found: Check alwaysAllow list and tool names
2. Parameter errors: Verify parameter names (e.g., 'q' vs 'query')
3. Connection issues: Check server configuration and environment variables

## VS Code MCP Server Settings File Reference
{
  "mcpServers": {
    "github": {
      "command": "npx",
      "args": [
        "@modelcontextprotocol/server-github@2025.3.19"
      ],
      "env": {
        "GITHUB_PERSONAL_ACCESS_TOKEN": "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"
      },
      "disabled": false,
      "alwaysAllow": [
        "search_repositories",
        "search_code",
        "search_issues",
        "search_users",
        "create_issue",
        "create_pull_request"
      ]
    },
    "fetch": {
      "command": "uvx",
      "args": [
        "mcp-server-fetch"
      ],
      "disabled": false,
      "alwaysAllow": [
        "fetch"
      ]
    },
    "tavily": {
      "command": "npx",
      "args": [
        "-y",
        "tavily-mcp@0.1.3"
      ],
      "env": {
        "TAVILY_API_KEY": "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"
      },
      "disabled": false,
      "alwaysAllow": [
        "tavily-search"
      ]
    },
    "sequential-thinking": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-sequentialthinking-tools"
      ],
      "disabled": false,
      "alwaysAllow": [
        "think",
        "sequentialthinking_tools"
      ]
    },
    "filesystem": {
      "command": "/Users/ben/go/bin/mcp-filesystem-server",
      "args": [
        "/Users/ben"
      ],
      "disabled": false,
      "alwaysAllow": [
        "list_directory"
      ],
      "env": {
        "PATH": "${PATH}:/Users/ben/go/bin"
      }
    },
    "package-version": {
      "command": "node",
      "args": [
        "/Users/ben/.mcp-servers/mcp-package-version/build/index.js"
      ],
      "disabled": false,
      "alwaysAllow": [
        "check_npm_versions",
        "check_docker_tags",
        "check_python_versions",
        "check_pyproject_versions",
        "get_latest_version"
      ]
    }
  }
}