---
title: "Changes to Crypto Payin"
method: POST
path: "/checkout/crypto"
---

# Changes to Crypto Payin

`POST /checkout/crypto`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 5 of 43 revisions.

- **2026-09-26** `dfc01905cdd9`: 1 breaking, 19 warning, 1 info
- **2026-09-19** `c6e94e0ae714`: 2 breaking
- **2026-09-17** `81b590227b14`: 1 warning, 2 info
- **2026-09-12** `66b771d6d31f`: 1 info
- **2026-08-22** `c6be39c0cb2f`: 4 breaking, 6 warning

## Changes

- **2026-09-26** `dfc01905cdd9`: 1 breaking, 19 warning, 1 info
  - the request's body type changed from `object` to no type
  - removed the request property `chain`
  - removed the request property `customPayInFees`
  - removed the request property `customerInfo`
  - removed the request property `destinationAuthKey`
  - removed the request property `doNotReviewChargebackProtection`
  - removed the request property `email`
  - removed the request property `feePercentage`
  - removed the request property `fixedFee`
  - removed the request property `jwtToken`
  - removed the request property `overrideChargebackProtectionDecision`
  - removed the request property `refundAddress`
  - removed the request property `rent`
  - removed the request property `settlementType`
  - removed the request property `stellarTransaction`
  - removed the request property `subtotal`
  - removed the request property `token`
  - removed the request property `transactionData`
  - removed the request property `userLocation`
  - removed the request property `webhookInfo`
  - added `#/components/schemas/CryptoHeadlessFixedCheckoutArgs, #/components/schemas/CryptoHeadlessFlexibleCheckoutArgs` to the request body `oneOf` list
- **2026-09-19** `c6e94e0ae714`: 2 breaking
  - request property `rent/lamports` list-of-types was narrowed by removing types `number` from media type `application/json`
  - the `rent/lamports/oneOf[subschema #2]/` request property type changed from `number` to `integer`, and format from `double` to no format
- **2026-09-17** `81b590227b14`: 1 warning, 2 info
  - deleted the `header` request parameter `x-coinflow-auth-user-id`
  - the endpoint scheme security `userId` was added to the API
  - added the new optional request property `refundAddress`
- **2026-09-12** `66b771d6d31f`: 1 info
  - api operation id `crypto-checkout-headless` removed and replaced with `checkout_CryptoCheckoutHeadless`
- **2026-08-22** `c6be39c0cb2f`: 4 breaking, 6 warning
  - the `customerInfo/oneOf[subschema #1: SplitNameCustomerInfo]/firstName` request property's minLength was increased from `0` to `1`
  - the `customerInfo/oneOf[subschema #1: SplitNameCustomerInfo]/lastName` request property's minLength was increased from `0` to `1`
  - the `transactionData/oneOf[subschema #3: KnownTokenIdRedeem]/nftContract` request property's minLength was increased from `0` to `42`
  - the `transactionData/oneOf[subschema #3: KnownTokenIdRedeem]/nftId` request property's minLength was increased from `0` to `1`
  - the `transactionData/oneOf[subschema #3: KnownTokenIdRedeem]/nftContract` request property's maxLength was set to `42`
  - the `feePercentage` request property's max was set to `100.00`
  - the `feePercentage` request property's min was set to `0.00`
  - the `fixedFee/cents` request property's min was set to `0.00`
  - the `subtotal/oneOf[subschema #1: CurrencyCents]/cents` request property's min was set to `0.00`
  - the `subtotal/oneOf[subschema #2: Cents]/cents` request property's min was set to `0.00`

---

[Operation](https://skmtc.dev/coinflow/apis/api-reference/docs/checkout/crypto/post.md) - [API](https://skmtc.dev/coinflow/apis/api-reference.md) - [Page](https://skmtc.dev/coinflow/apis/api-reference/changes/checkout/crypto/post)