--- title: "Changes to Get Totals" method: POST path: "/checkout/totals/{merchantId}" --- # Changes to Get Totals `POST /checkout/totals/{merchantId}` > Every recorded change to this operation, newest first. ## Timeline Changed in 7 of 43 revisions. - **2026-09-29** `f7dc6dbf5437`: 1 info - **2026-09-22** `f71e0c03684b`: 1 info - **2026-09-19** `c6e94e0ae714`: 2 breaking - **2026-09-17** `81b590227b14`: 1 warning, 1 info - **2026-09-12** `66b771d6d31f`: 1 info - **2026-08-27** `2fe20f99a11a`: 64 info - **2026-08-22** `c6be39c0cb2f`: 2 breaking, 5 warning ## Changes - **2026-09-29** `f7dc6dbf5437`: 1 info - added the new optional request property `doNotReviewChargebackProtection` - **2026-09-22** `f71e0c03684b`: 1 info - added the new optional request property `destinationAuthKey` - **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, 1 info - deleted the `header` request parameter `x-coinflow-auth-session-key` - the endpoint scheme security `sessionKey` was added to the API - **2026-09-12** `66b771d6d31f`: 1 info - api operation id `get-totals` removed and replaced with `checkout_GetTotals` - **2026-08-27** `2fe20f99a11a`: 64 info - added the optional property `ach/invoicedRebate` to the response with the `200` status - added the optional property `ach/rebate` to the response with the `200` status - added the optional property `ach/settlement/invoicedRebate` to the response with the `200` status - added the optional property `ach/settlement/rebate` to the response with the `200` status - added the optional property `apa/invoicedRebate` to the response with the `200` status - added the optional property `apa/rebate` to the response with the `200` status - added the optional property `apa/settlement/invoicedRebate` to the response with the `200` status - added the optional property `apa/settlement/rebate` to the response with the `200` status - added the optional property `applePay/invoicedRebate` to the response with the `200` status - added the optional property `applePay/rebate` to the response with the `200` status - added the optional property `applePay/settlement/invoicedRebate` to the response with the `200` status - added the optional property `applePay/settlement/rebate` to the response with the `200` status - added the optional property `card/invoicedRebate` to the response with the `200` status - added the optional property `card/rebate` to the response with the `200` status - added the optional property `card/settlement/invoicedRebate` to the response with the `200` status - added the optional property `card/settlement/rebate` to the response with the `200` status - added the optional property `cashApp/invoicedRebate` to the response with the `200` status - added the optional property `cashApp/rebate` to the response with the `200` status - added the optional property `cashApp/settlement/invoicedRebate` to the response with the `200` status - added the optional property `cashApp/settlement/rebate` to the response with the `200` status - added the optional property `credits/invoicedRebate` to the response with the `200` status - added the optional property `credits/rebate` to the response with the `200` status - added the optional property `credits/settlement/invoicedRebate` to the response with the `200` status - added the optional property `credits/settlement/rebate` to the response with the `200` status - added the optional property `crypto/invoicedRebate` to the response with the `200` status - added the optional property `crypto/rebate` to the response with the `200` status - added the optional property `crypto/settlement/invoicedRebate` to the response with the `200` status - added the optional property `crypto/settlement/rebate` to the response with the `200` status - added the optional property `fasterPayments/invoicedRebate` to the response with the `200` status - added the optional property `fasterPayments/rebate` to the response with the `200` status - added the optional property `fasterPayments/settlement/invoicedRebate` to the response with the `200` status - added the optional property `fasterPayments/settlement/rebate` to the response with the `200` status - added the optional property `googlePay/invoicedRebate` to the response with the `200` status - added the optional property `googlePay/rebate` to the response with the `200` status - added the optional property `googlePay/settlement/invoicedRebate` to the response with the `200` status - added the optional property `googlePay/settlement/rebate` to the response with the `200` status - added the optional property `interac/invoicedRebate` to the response with the `200` status - added the optional property `interac/rebate` to the response with the `200` status - added the optional property `interac/settlement/invoicedRebate` to the response with the `200` status - added the optional property `interac/settlement/rebate` to the response with the `200` status - …24 more - **2026-08-22** `c6be39c0cb2f`: 2 breaking, 5 warning - 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 `creditsBalance/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` - the `usdcBalance/cents` request property's min was set to `0.00` --- [Operation](https://skmtc.dev/coinflow/apis/api-reference/docs/checkout/totals/:merchantId/post.md) - [API](https://skmtc.dev/coinflow/apis/api-reference.md) - [Page](https://skmtc.dev/coinflow/apis/api-reference/changes/checkout/totals/:merchantId/post)