GrepAI MCP Tools Reference

This skill provides a complete reference for all tools available through GrepAI's MCP server.

When to Use This Skill

• Understanding available MCP tools
• Learning tool parameters and options
• Integrating GrepAI with AI assistants
• Debugging MCP tool usage

Starting the MCP Server

grepai mcp-serve

The server exposes tools via the Model Context Protocol.

Available Tools

1. grepai_search

Semantic code search using embeddings.

Parameters

Example Request

{
  "tool": "grepai_search",
  "parameters": {
    "query": "user authentication middleware",
    "limit": 5,
    "compact": true,
    "format": "toon"
  }
}

Response (Compact)

{
  "q": "user authentication middleware",
  "r": [
    {"s": 0.92, "f": "src/auth/middleware.go", "l": "15-45"},
    {"s": 0.85, "f": "src/auth/jwt.go", "l": "23-55"},
    {"s": 0.78, "f": "src/handlers/auth.go", "l": "10-40"}
  ],
  "t": 3
}

Response (Full)

{
  "query": "user authentication middleware",
  "results": [
    {
      "score": 0.92,
      "file": "src/auth/middleware.go",
      "start_line": 15,
      "end_line": 45,
      "content": "func AuthMiddleware() gin.HandlerFunc {\n    ..."
    }
  ],
  "total": 3
}

2. grepai_trace_callers

Find all functions that call a specified symbol.

Parameters

Example Request

{
  "tool": "grepai_trace_callers",
  "parameters": {
    "symbol": "Login",
    "compact": true
  }
}

Response (Compact)

{
  "q": "Login",
  "m": "callers",
  "c": 3,
  "r": [
    {"f": "handlers/auth.go", "l": 42, "fn": "HandleAuth"},
    {"f": "handlers/auth_test.go", "l": 15, "fn": "TestLoginSuccess"},
    {"f": "cmd/main.go", "l": 88, "fn": "RunCLI"}
  ]
}

Response (Full)

{
  "query": "Login",
  "mode": "callers",
  "count": 3,
  "results": [
    {
      "file": "handlers/auth.go",
      "line": 42,
      "caller": "HandleAuth",
      "context": "user.Login(ctx, credentials)"
    }
  ]
}

3. grepai_trace_callees

Find all functions called by a specified symbol.

Parameters

Example Request

{
  "tool": "grepai_trace_callees",
  "parameters": {
    "symbol": "ProcessOrder",
    "compact": true
  }
}

Response (Compact)

{
  "q": "ProcessOrder",
  "m": "callees",
  "c": 4,
  "r": [
    {"f": "services/order.go", "l": 45, "fn": "validateOrder"},
    {"f": "services/order.go", "l": 48, "fn": "calculateTotal"},
    {"f": "services/order.go", "l": 51, "fn": "applyDiscount"},
    {"f": "services/order.go", "l": 55, "fn": "sendConfirmation"}
  ]
}

4. grepai_trace_graph

Build a complete call graph starting from a symbol.

Parameters

Example Request

{
  "tool": "grepai_trace_graph",
  "parameters": {
    "symbol": "main",
    "depth": 3,
    "compact": true
  }
}

Response (Compact)

{
  "q": "main",
  "d": 3,
  "r": {
    "n": "main",
    "c": [
      {
        "n": "initialize",
        "c": [
          {"n": "loadConfig"},
          {"n": "connectDB"}
        ]
      },
      {
        "n": "startServer",
        "c": [
          {"n"