---
title: "Changes to Create a Card Validation"
method: POST
path: "/card_validations"
---

# Changes to Create a Card Validation

`POST /card_validations`

> Every recorded change to this endpoint, newest first.

## Timeline

Changed in 2 of 46 revisions.

- **2026-04-28** `2f50481c658c` — 1 warning
- **2026-04-15** `8976b540ed44` — 9 breaking

## Changes

- **2026-04-28** `2f50481c658c` — 1 warning
  - added the new `pulse` enum value to the `route` response property for the response status `200`
- **2026-04-15** `8976b540ed44` — 9 breaking
  - added the pattern `^[0-9]*$` to the request property `merchant_category_code`
  - added the pattern `^[\x00-\x7F]*$` to the request property `cardholder_first_name`
  - added the pattern `^[\x00-\x7F]*$` to the request property `cardholder_last_name`
  - added the pattern `^[\x00-\x7F]*$` to the request property `cardholder_middle_name`
  - added the pattern `^[\x00-\x7F]*$` to the request property `cardholder_postal_code`
  - added the pattern `^[\x00-\x7F]*$` to the request property `cardholder_street_address`
  - added the pattern `^[\x00-\x7F]*$` to the request property `merchant_city_name`
  - added the pattern `^[\x00-\x7F]*$` to the request property `merchant_name`
  - added the pattern `^[\x00-\x7F]*$` to the request property `merchant_postal_code`

---

[Operation](https://skmtc.dev/increase/apis/increase-api/docs/card_validations/post.md) · [API](https://skmtc.dev/increase/apis/increase-api.md) · [Page](https://skmtc.dev/increase/apis/increase-api/changes/card_validations/post)