diff --git a/package.json b/package.json
index ce39043..e6c4820 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "tailwind-plus-icpay",
-  "version": "1.2.43",
+  "version": "1.2.44",
   "private": true,
   "packageManager": "pnpm@9.12.3",
   "scripts": {
diff --git a/src/app/sdk/page.mdx b/src/app/sdk/page.mdx
index ebf7e6f..fcdb132 100644
--- a/src/app/sdk/page.mdx
+++ b/src/app/sdk/page.mdx
@@ -286,6 +286,8 @@ const principal = icpay.getAccountAddress()
   - `createPayment(request)` → Token-denominated payment.
   - `createPaymentUsd(request)` → USD-denominated payment (auto conversion).
   - `createPaymentX402Usd(request)` → X402 flow with automatic fallback to regular path.
+  - `subscribePaymentIntentStatus({ paymentIntentId, onUpdate, onError?, intervalMs? })` → Subscribe to one payment intent via SSE.
+  - `waitForPaymentIntentCompletion(paymentIntentId)` → Convenience helper that waits for terminal status using SSE first, then polling fallback.
   - `notifyPaymentIntentOnRamp({ paymentIntentId, ... })` → Poll an onramp intent until terminal status.
   - `triggerTransactionSync(canisterTransactionId)` → Ask ICPay to sync a canister tx to API DB now.