Last updated: 7/9/2026
Subscribe to Starter or Studio via /checkout after choosing a plan on /pricing.
Checkout uses Stripe Elements (not Stripe Hosted Checkout). Params: plan=STARTER|STUDIO, interval=MONTH|YEAR, currency=.
Pricing >>> Choose Plan >>> Checkout >>> Subscribe
Prerequisites: Signed-in account (or sign up with returnUrl).
Step 1. Pick plan
/pricing → Choose Plan on Starter or Studio.
Step 2. Checkout
/checkout?plan=...&interval=...¤cy=...
Payment details — Secure payment powered by Stripe.
Click Subscribe.
Step 3. After payment
confirmSubscription fulfills subscription and allocates coins.
Redirect to settings or /projects/new.
Must be signed in — guests redirect to /signup with returnUrl.