The 19Keys connector

Plug your AI into every 19Keys skill.

Add one link to Claude or ChatGPT. Your AI can then open any skill you have, right inside the chat. No downloads.

Add it to Claude

Works on every Claude plan. Free plans can add one custom connector.

  1. In Claude, go to Customize › Connectors.
  2. Click + Add, then Add custom connector.
  3. Name it 19Keys. Paste your link as the URL, then click Continue.
  4. Review the detected authentication, then click Continue.
  5. For sign in, pick No sign in. Click Add.
  6. In a chat, click +, open Connectors, and turn on 19Keys.

Then try: "Use my 19Keys skills to write my offer."

Guide checked October 21, 2026. Account test pending.

Read the Claude connector guide

Add it to ChatGPT

Use the ChatGPT website. Availability depends on your account and workspace permissions.

  1. Open Plugins, click +, then choose Add custom MCP server.
  2. Name it 19Keys. Paste your link as the HTTPS endpoint.
  3. For authentication, pick No Authentication. Review the risk notice, then select I understand and want to continue.
  4. Select Create as a plugin. Review its tools, then install it.
  5. In a new chat, select @ and choose 19Keys.

Then try: "Open my 19Keys email skill and check this send."

Guide checked October 21, 2026. Account test pending.

If your account still shows Apps

Open Settings › Apps, then Advanced settings and Developer mode. Choose Create app and No Authentication.

Read the ChatGPT connector guide

Your skills

Get a plan or a single skill to open these. See plans →