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Callout

jp.callout/callout · v1.2.0

Places real phone calls for you in Japanese or English and returns the result and transcript.

Connect Remote server

Terminal
claude mcp add --transport http callout https://mcp.callout.jp/mcp --header "Authorization: Bearer <YOUR_API_KEY>"
~/.cursor/mcp.json
{
  "mcpServers": {
    "callout": {
      "url": "https://mcp.callout.jp/mcp",
      "headers": {
        "Authorization": "Bearer <YOUR_API_KEY>"
      }
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "callout": {
      "type": "http",
      "url": "https://mcp.callout.jp/mcp",
      "headers": {
        "Authorization": "Bearer <YOUR_API_KEY>"
      }
    }
  }
}
Claude Desktop
Settings > Connectors > Add custom connector
URL: https://mcp.callout.jp/mcp

Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.

Tools

The tool list was not available in our last check.

Headers

NameDescription
Authorization
Optional, secret
Optional. Clients that support OAuth sign in with a Callout account instead. Otherwise: Bearer followed by your Callout API key (co_sk_...), created at https://app.callout.jp/developer

Details

Endpointhttps://mcp.callout.jp/mcp (Streamable HTTP)
First published15 Nov 2026
Last updated15 Nov 2026
Registry namejp.callout/callout

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