The numeric samples on the site
2026-03-06 · Numeric captchas
The sample images show the request. They are not a benchmark for your portal.
The marketing pages include sample images so you can see a request and a response without signing a portal. Run them through Try it while signed in, or through an API key.
Your portal's font will differ. After the sample works, switch to a real image from the flow you ship. Watch reliable for a day before you turn on automatic submit.
The dashboard usage page shows charged and free counts by day. A sudden rise in free counts means the new images are not matching the engine. Crop and options are the first things to check.
SDK pages repeat the same options. The wire format does not change by language.
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