> ## Documentation Index
> Fetch the complete documentation index at: https://www.cashfree.com/docs/llms.txt
> Use this file to discover all available pages before exploring further.
# Overview
> Learn details about the 2022-01-01 version of our Payment APIs.
Use the latest version of our APIs [v2025-01-01](/api-reference/payments/latest/overview) for any new integrations.
## Payment Gateway end points
| Environment | Base URL |
| :------------- | :--------------------------------------------------------------------- |
| Test | [https://sandbox.cashfree.com/pg](https://sandbox.cashfree.com/pg) |
| Production | [https://api.cashfree.com/pg](https://api.cashfree.com/pg) |
| Latest Version | v3, 2022-09-01
The previous versions were 2021-05-21,2022-01-01 |
## Authentication
All the APIs require authentication, except the /orders/sessions API, which does not require any authentication and can be safely done from the browser as well.
Click [here](/api-reference/authentication) for detailed information on API Authentication for Merchants and Partners.
## Payment Gateway APIs
### Orders
| API | Description |
| :----------------------------------------------------------------------------------------- | :------------------------------------------------------------------------------------------------------- |
| [Create Order](/api-reference/payments/previous/v2022-09-01/orders/create-order) | Use this API to create orders with Cashfree from your backend and get the payment link. |
| [Order Pay](/api-reference/payments/previous/v2022-09-01/payments/order-pay) | Use this API when you have already created the orders and want Cashfree Payments to process the payment. |
| [Preauthorization](/api-reference/payments/previous/v2022-09-01/payments/preauthorization) | Use this API to capture or void a preauthorized payment. |
| [Get Order](/api-reference/payments/previous/v2022-09-01/orders/get-order) | Use this API to view all details of an order. |
### Authentication
| API | Description |
| :------------------------------------------------------------------------------------------------- | :-------------------------------------------------------- |
| [Submit or Resend OTP](/api-reference/payments/previous/v2022-09-01/payments/submit-or-resend-otp) | Use the submit or resend OTP API to send OTP to Cashfree. |
### Payments
| API | Description |
| :----------------------------------------------------------------------------------------------------------- | :----------------------------------------------------------------- |
| [Get Payments for an Order](/api-reference/payments/previous/v2022-09-01/payments/get-payments-for-an-order) | Use this API to view all payment details for an order. |
| [Get Payment by ID](/api-reference/payments/previous/v2022-09-01/payments/get-payment-by-id) | Use this API to view payment details of an order for a payment ID. |
### Settlements
| API | Description |
| :------------------------------------------------------------------------------------------------------------------ | :-------------------------------------------------------------------------------------------------------- |
| [Get Settlements by Order ID](/api-reference/payments/previous/v2022-09-01/settlements/get-settlements-by-order-id) | Use this API to view all the settlements of a particular order. |
| [Get All Settlements](/api-reference/payments/previous/v2022-09-01/settlement-reconciliation/get-all-settlements) | Use this API to get all settlement details by specifying the settlement ID, settlement UTR or date range. |
### Payment links
| API | Description |
| :------------------------------------------------------------------------------------------------------------------------ | :---------------------------------------------------------------------------------------------------------------------------------------------- |
| [Create Payment Link](/api-reference/payments/previous/v2022-09-01/payment-links/create-payment-link) | Use this API to create a new payment link. The created payment link url will be available in the API response parameter link\_url. |
| [Fetch Payment Link Details](/api-reference/payments/previous/v2022-09-01/payment-links/fetch-payment-link-details) | Use this API to view all details and status of a payment link. |
| [Get Orders for a Payment Link](/api-reference/payments/previous/v2022-09-01/payment-links/get-orders-for-a-payment-link) | Use this API to view all order details for a payment link. |
| [Cancel Payment Link](/api-reference/payments/previous/v2022-09-01/payment-links/get-orders-for-a-payment-link) | Use this API to cancel a payment link. No further payments can be done against a cancelled link. Only a link in ACTIVE status can be cancelled. |
### Token vault
| API | Description |
| :--------------------------------------------------------------------------------------------------------------------------------------------- | :------------------------------------------------------------------------------------------------------------------ |
| [Fetch All Saved Instruments](/api-reference/payments/previous/v2022-09-01/token-vault/fetch-all-saved-card-instrument) | Use this API to get all saved instruments for a customer ID. |
| [Fetch Single Saved Instrument](/api-reference/payments/previous/v2022-09-01/token-vault/fetch-specific-saved-card-instrument) | Use this API to get specific saved instrument for a customer id and instrument ID. |
| [Delete Saved Instrument](/api-reference/payments/previous/v2022-09-01/token-vault/delete-saved-card-instrument) | Use this API to delete a saved instrument for a customer id and instrument ID. |
| [Fetch Cryptogram for Saved Instrument](/api-reference/payments/previous/v2022-09-01/token-vault/fetch-cryptogram-for-a-saved-card-instrument) | Use this API to get the card network token, token expiry and cryptogram for a saved instrument using instrument ID. |
### Reconciliation
| API | Description |
| :---------------------------------------------------------------------------------------------------------------------------- | :------------------------------------------------------------------------------------------------------- |
| [Settlement Reconciliation](/api-reference/payments/previous/v2022-09-01/settlement-reconciliation/settlement-reconciliation) | Use this API to get settlement reconciliation details using Settlement ID, settlement UTR or date range. |
| [PG Reconciliation](/api-reference/payments/previous/v2022-09-01/pg-reconciliation/pg-reconciliation) | Use this API to get the payment gateway reconciliation details with date range. |