# Xcode Index MCP

> Use this tool when you need to refactor or navigate large iOS/macOS projects, as it provides exhaustive lists of function call sites through the Model Control Protocol (MCP) and IndexStoreDB. This tool solves problems related to code organization and maintenance by giving AI agents like Goose/Cursor access to project indexes. It takes project index data as input and outputs detailed function call site information for efficient code analysis.

Canonical page: https://skillsregistry.net/skills/block-xcode-index-mcp  
JSON: https://api.skillsregistry.net/v1/skills/block-xcode-index-mcp

## Description

Gives Goose/Cursor access to your iOS/macOS project index through the Model Control Protocol (MCP) and IndexStoreDB. This provides exhaustive lists of function call sites to help your agent with refactoring and code navigation.

## Trust

- **Trust score (0–1):** 0.88
- **Verification tier:** verified
- **Last scanned:** 2026-09-19

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** other
- **Updated:** 2026-09-19

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/dem5oo9pa6)
- **Repository:** <https://github.com/block/xcode-index-mcp>

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "block-xcode-index-mcp"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/block-xcode-index-mcp` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/block-xcode-index-mcp/pull`

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SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt