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AI CONNECTION
Choose your study brain
Your API key stays in the server’s
.env
file — never in this browser.
Codex + ChatGPT account
No API key · recommended for your local computer
OpenAI
Uses OPENAI_API_KEY
Claude
Uses ANTHROPIC_API_KEY
Codex mode:
run
codex login
once and sign in with ChatGPT. OpenAI and Claude modes require keys in
.env
.
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