API keys, usage and plan — sign in and your free key is ready in two clicks.
| Plan | |
|---|---|
| Images this month |
Change or cancel your plan via «Manage subscription» — billing is handled by Paddle.
Secret keys (sk_) — server-side, POST. Public keys (pk_) — meta-tags, GET. A new key is shown once — store it safely.
Your pk_ key is visible in meta tags. Signing prevents strangers from generating new images on your quota:
append &sig=hex(hmac_sha256(secret, path_and_query)) as the last parameter. Docs & examples.
| Signing secret | •••••••• |
|---|---|
| Require signature for pk_ requests |