Free tier. No card. Your API key is on screen in ten seconds.
Creating an account is step one — you'll pay right after, and your tier upgrades automatically within a minute of checkout.
Your API key and HMAC secret are shown exactly once — there's no password
to log back in with. Lost your key? Email dylan@heraldq.com
and we'll sort it out.
⚠ shown exactly once. Copy these somewhere safe before closing this tab. Your key works immediately on the free tier.
Checkout opens with your account email locked in, so the payment lands on this exact account.
Handled by Paddle.com, our merchant of record. Your tier flips within a minute of payment; until then your key already works on the free tier.
Three curl commands, under five minutes, in the quickstart. Skim how to verify our signatures while you're there.