How to connect OneTap x ChatGPT & Claude (with MCP)

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How to connect OneTap Check-in with ChatGPT or Claude (using MCP)

We’ve set up a custom Model Context Protocol (MCP) connector that makes it super easy to integrate our platform. Here is a quick step-by-step guide on how to add our endpoint ([https://api.onetapcheckin.com/mcp](https://api.onetapcheckin.com/mcp)) to both ChatGPT and Claude.

:robot: How to Add to ChatGPT

  1. Open ChatGPT and navigate to Settings > Apps > Advanced settings.
  2. Toggle on Developer mode.
  3. Click the Create app button next to the Advanced settings.
  4. Input our MCP URL: [https://api.onetapcheckin.com/mcp](https://api.onetapcheckin.com/mcp).
  5. Ensure the protocol is set to SSE / streaming HTTP, configure your authentication if needed, and hit save.

The OneTap connector will now be available in your Developer Mode tools during conversations!

:brain: How to Add to Claude

For Claude Web (Paid/Max users):

  1. Go to your account Settings > Integrations.
  2. Click on + Add Custom Integration.
  3. Give it a name (like “OneTap CheckIn”) and paste our URL: [https://api.onetapcheckin.com/mcp](https://api.onetapcheckin.com/mcp).
  4. Save it, and Claude will automatically recognize the new tools!

For Claude Desktop (Free & Pro users):

  1. Locate your Claude configuration file on your computer:
  • Mac: ~/Library/Application Support/Claude/claude_desktop_config.json
  • Windows: %APPDATA%\Claude\claude_desktop_config.json
  1. Open the file and add the following snippet inside your mcpServers object:JSON"onetap-mcp": { "command": "npx", "args": ["-y", "mcp-remote", "https://api.onetapcheckin.com/mcp"] }

`3. Restart your Claude Desktop app to load the configuration.

Let us know what cool automated workflows you build with this! :rocket:

MCP Servers Explained for Claude, ChatGPT & Cursor
This video provides a great beginner-friendly breakdown of what MCP servers are and how they connect AI models like Claude and ChatGPT to external tools.`