Changelog

What's new in SabPaisa PG 3.0 — new features, improvements, and breaking changes.

7

Releases

21

Features

2

Bug Fixes

2

Breaking

v3.5.0
Latest
April 2026
- NewS2S UPI QR & Intent API documentation — server-to-server UPI payments with QR code generation and intent URL flow
- NewUPI QR vs UPI Intent comparison guide with device-specific recommendations
- NewIdempotency guide for safe payment retries using X-Idempotency-Key header
- NewS2S integration checklist — 10-step pre-launch verification
- NewiFrame Integration guide — embed checkout on your site with no redirect, iframe breakout, and responsive styling
v3.4.0
March 2026
- NewDeveloper portal redesigned with breadcrumbs, TOC sidebar, and keyboard navigation
- NewJSON-LD structured data and Open Graph metadata for all pages
- ImprovedAccessibility: skip-to-content link, ARIA dialog roles, reduced-motion support
- ImprovedLazy loading for API Explorer and Checkout Preview components
v3.3.0
February 2026
- NewInteractive Sandbox Console for testing payments without code
- NewWebhook notifications for real-time payment status updates
- ImprovedDocumentation redesigned with dark mode, search, and interactive examples
v3.2.0
January 2026
- NewRefund API endpoints (POST /api/v2/refunds, GET /api/v2/refunds/{refundId})
- NewWebhook signature verification with HMAC-SHA256
- NewChecksum test tool endpoint for staging (POST /actuator/checksum/generate)
- FixedRate limit headers now correctly return X-RateLimit-Reset as Unix timestamp
v3.1.0
December 2025
- NewIdempotency key support for payment and refund creation
- NewUDF1-UDF20 user-defined fields on payment requests
- ImprovedWebhook retry policy expanded to 5 attempts with exponential backoff
- Deprecatedv1 payment endpoints (will be removed March 2026)
v3.0.1
November 2025
- NewMulti-currency support (INR + USD)
- NewPayment metadata field (custom key-value pairs up to 4KB)
- ImprovedError responses now include traceId for debugging
- FixedTimestamp validation now correctly handles timezone differences
v3.0.0
October 2025
- NewComplete API redesign — PG 3.0 launch
- NewHMAC-SHA256 checksum security for all payment requests
- NewHosted Checkout with mobile-responsive UI
- NewReal-time payment status polling
- NewComprehensive error codes with structured error responses
- BreakingNew authentication scheme (X-Api-Key header replaces query parameter)
- BreakingAmount now in paise (integer) instead of rupees (decimal)

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