Free at console.groq.com/keys ↗.
Free credits at build.nvidia.com ↗.
Workers AI is account-scoped — paste ACCOUNT_ID:TOKEN (e.g. 3b9…ef:cfut_…). Find your Account ID on the Cloudflare dashboard (Workers & Pages → right-side Account ID); create a token with the Workers AI permission at dash.cloudflare.com ↗. A bare token only works if it can list your account.
Powers paper & article triage and prompt classification. Early access — join the waitlist at typesafe.ai ↗, then take a key from console.typesafe.ai ↗.
Delegates a temporary model service to Railway — the Run locally page uses it to spin up an Ollama sandbox in the cloud (a billable Railway service you tear down when done). Create one at railway.app/account/tokens ↗. Test connection verifies it against the Railway API — nothing is deployed.