Use brainsto with your own API keys, for free

Paste API keys from at least two providers and your discussions are free: the models run on your keys, and you pay the providers directly, at their prices.

Your keys are stored only in this browser. They are sent with each request that runs the models, used for that request only, and never saved on our server.

Add keys for at least two providers: a discussion needs at least two different models.

How it works

  • Every provider you add a key for takes part; with a missing key, only the providers you gave run, and the facilitator is one of them.
  • Your keys never reach our database, logs or error reports. A short safety check of your text still runs on our own key.
  • Your browser has to be open for the discussion to move on. If you close it, the stage that is running finishes, and the next one waits until you come back.
  • You sign in with lemed.ai (free) so the discussion is kept in your history. The keys themselves stay only in your browser.
  • Remove your keys at any time with the button above. You can also revoke them at the provider.

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