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ChatGPT Hermoso: Ads Manager call_tool

How to: ChatGPT Hermoso: Ads Manager call_tool

client:ChatGPT transport:streamable-http tool:call_tool

Add Hermoso: Ads Manager to ChatGPT

  1. 01

    Open Settings → Connectors → Advanced → Developer mode and merge this in. Keep any servers already there.

https://app.hermoso.ai/mcp?tools=app-ads&src=registry
  1. 02

    Save the file and restart ChatGPT.

  2. 03

    Ask for something call_tool does. ChatGPT lists the server's tools on connect and calls call_tool itself — you do not invoke it by name.

  3. 04

    If nothing happens, check the server is running and that Hermoso: Ads Manager's identifier in your config matches the one above exactly.

Custom connectors are a paid-plan feature and take a remote URL only. ChatGPT cannot run a packaged server locally. ChatGPT docs

Same tool, other clients

This list was read from the server itself, by connecting to it and calling tools/list on 7 November 2026. It is what the server actually exposes, not what its listing claims.

Mutating and Read-only are read off each tool's name, not its schema — a hint, not a guarantee. The registry stores tool names only; connect the server for its live schemas.