Authentication
Use your API key on the server that creates and manages checkout sessions.
Learn moreAPI Explorer
Build your payment flow with the Quid Payments API.
Create hosted checkout sessions, guide customers through the payment methods available to them, and use signed webhooks to confirm each payment.
Versioning
Build on a clear API version with a documented upgrade path.
Learn moreResponse handling
Handle retries safely and use webhooks to confirm payment status.
Learn moreAPI version
Build on a dependable integration contract.
Use the current version for new integrations. Quid Payments provides migration guidance before a required change.
Version
Status
What it covers
2026-06
Current
Hosted checkout, webhooks, cash deposits, and invoice lines
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