Reference
ChangelogAPI Changelog
A versioned record of every change to the PaymentHooks API. Each release is categorised as Added, Changed, Fixed, or Deprecated.
4 min read
v1.0.0 — 2026-07-01Current
Initial public API release. All endpoints are stable and covered by the PaymentHooks backwards-compatibility policy.
Added
- Core resources: Payments, Customers, Products, Prices, Subscriptions, and Invoices
- Checkout Sessions with hosted checkout page
- Payment Links with slug resolution
- Webhook endpoints with HMAC-SHA256 signing
- Routing rules engine with condition-based gateway selection
- Routing simulation endpoint
POST /api/v1/routing/simulate - Gateway marketplace with 40+ adapters
- Multi-currency support with automatic regional conversion
- Customer billing portal with token-based authentication
- API key management with granular scopes
- Dispute management with evidence upload
- Credit notes linked to invoices
- GDPR compliance (data export + deletion)
livemodefield in API responses for test/live distinction- SDK webhook signature verification
- Rate limiting with plan-based tiers
- Idempotency key support
v0.9.0 — 2026-06-15Beta
Beta API release for early access merchants. Endpoints in this release may have undergone breaking changes before the v1.0.0 GA release.
Added
- Beta API release for early access merchants
- Core payment processing
- Basic subscription management
- Webhook delivery system
Changed
- Promoted internal preview APIs to external beta status