Model Context Protocol

Connect your AI coding assistant to internal API documentation.

Available Servers

Horizon API Knowledge Base Live

729 commands across 81 categories — full SnApp/Horizon API reference, searchable via 7 MCP tools.

Endpoint /horizon/mcp

Access requires membership in the accesso GitHub organization. Your client will open a browser window to authenticate automatically on first connect.

Quick Start

Add the server

claude mcp add horizon \
  --transport http \
  https://mcp.accessohorizon.io/horizon/mcp

Add to claude_desktop_config.json:

{
  "mcpServers": {
    "horizon": {
      "url": "https://mcp.accessohorizon.io/horizon/mcp"
    }
  }
}

Add to .cursor/mcp.json in your project:

{
  "mcpServers": {
    "horizon": {
      "url": "https://mcp.accessohorizon.io/horizon/mcp"
    }
  }
}

Add to ~/.codeium/windsurf/mcp_config.json:

{
  "mcpServers": {
    "horizon": {
      "serverUrl": "https://mcp.accessohorizon.io/horizon/mcp"
    }
  }
}

Add to .vscode/mcp.json in your workspace:

{
  "servers": {
    "horizon": {
      "type": "http",
      "url": "https://mcp.accessohorizon.io/horizon/mcp"
    }
  }
}

Add to settings.json under "context_servers":

{
  "context_servers": {
    "horizon": {
      "settings": {
        "url": "https://mcp.accessohorizon.io/horizon/mcp"
      }
    }
  }
}

Restart your client

Reload or restart for the server to connect.

Tip: In Claude Code, run /mcp to verify the server shows as connected.

Start asking questions

The server provides 7 tools for browsing and searching the API. Your assistant will query them automatically.