- In Settings → Models → API Keys, enter your everyais key as the OpenAI API Key.
- Enable Override OpenAI Base URL and enter
https://api.everyais.com/v1. - Do not add custom models for names Cursor already lists (for example Claude Opus 5, Gemini 3.5 Flash). The same key resolves public inbound ids (
claude-opus-5,gemini-3.5-flash) to the canonical slug. - Only add a canonical
everyais/a/...id and click Verify for catalog models that Cursor does not list.
Note: a custom key in Cursor applies only to chat models (Tab autocomplete uses Cursor's own model). Cursor may hide thinking text streamed from a custom API.