Web and desktop app
ChatGPT
- Open Plugins and choose + → Add custom MCP server.
- Name it Reachio and paste the server address.
- Choose OAuth as authentication, confirm the warning and create it.
- Install the plugin, sign in to Reachio and choose the agency and access.
- In a new chat type @Reachio and ask. ChatGPT asks you before a drafting tool runs.
Available on paid ChatGPT plans; in Business and Enterprise an admin may need to allow custom servers.