v149 · Payments · demo

Payment Error Dashboard

A real-time merchant dashboard for monitoring structured payment errors from Chrome 149's enhanced PaymentHandlerResponse. Explore error taxonomy, fire live payments, and map errors to recovery actions.

Live Payment Attempts
Error Rate Chart (last 30 events)

Live payment response

The raw PaymentHandlerResponse or DOMException detail from the last payment attempt:

Install the handler, then run a PaymentRequest outcome to see the response.

Error taxonomy

All PaymentHandlerResponse error types with running counts. Click to expand each.

Recovery action map

Error codeMeaningRecommended UX

see also

implementation reference

Need the exact API surface, compatibility boundaries, errors, lifecycle, and source links? Read the matching gendn reference ↗