Use a RocketKey API key in Cursor: Override OpenAI Base URL, chat/agent limits

Cursor lets you bring your own key through Override OpenAI Base URL. Every snippet below uses the placeholder key sk-rk-YOUR_KEY_HERE.

Configuration

Open Cursor → Settings → Models, then:

Settings → Models → Override OpenAI Base URL: https://rocketkeyapi.indexes.social/v1
OpenAI API Key: sk-rk-YOUR_KEY_HERE

Then add a model ID (from the Models page) to Cursor's model list and enable it.

Limits to know

Errors?

• 401: wrong or deleted key. See error 401.
• 404: wrong model ID. See error 404.
• 402: daily cap reached. See error 402.