Get a free API key
Self-service, in one call: an account on the free sandbox plan and its first key, in the same response. No payment details, no approval queue, no email round trip — nothing on this path waits for a human, here or at our end.
your account
your API key — shown once
This is the only time the secret is shown. Craton stores a digest, not the key, so nobody can look it up for you later; a lost key means signing up again. It is not saved in this browser either.
in a terminal
Start building
- Run the quickstart — a schedule in, a canonical risk object out, in one runnable block.
- Walk it in the browser — the guided path from a file to a backtested, priced structure.
- Open the workbench — a per-verb console for the key you now hold.
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Craton outputs technical prices, never quotes; it drafts terms, never offers; it cannot bind, issue, endorse, claim or settle.
Craton is pre-release software; it holds no money and never touches paper.