---
title: "Changes to Strengthcheck"
method: POST
path: "/v1/b2b/passwords/strength_check"
---

# Changes to Strengthcheck

`POST /v1/b2b/passwords/strength_check`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 5 of 26 revisions.

- **2026-03-07** `110f26a94e5b`: 1 info
- **2026-03-06** `9cab20b8eca7`: 1 breaking
- **2025-09-17** `8270cf3a3d4c`: 3 info
- **2025-09-17** `25964b4a5e32`: 1 info
- **2025-09-17** `864b9f438ac0`: 11 breaking

## Changes

- **2026-03-07** `110f26a94e5b`: 1 info
  - endpoint added
- **2026-03-06** `9cab20b8eca7`: 1 breaking
  - api path removed without deprecation
- **2025-09-17** `8270cf3a3d4c`: 3 info
  - added the media type `application/json` for the response with the status `401`
  - added the media type `application/json` for the response with the status `500`
  - added the non-success response with the status `429`
- **2025-09-17** `25964b4a5e32`: 1 info
  - api operation id `api_multitenant_password_v1_StrengthCheck` removed and replaced with `api_b2b_password_v1_StrengthCheck`
- **2025-09-17** `864b9f438ac0`: 11 breaking
  - the `breach_detection_on_create` response's property type changed from `string` to `boolean` for status `200`
  - the `breached_password` response's property type changed from `string` to `boolean` for status `200`
  - the `luds_feedback/has_digit` response's property type changed from `string` to `boolean` for status `200`
  - the `luds_feedback/has_lower_case` response's property type changed from `string` to `boolean` for status `200`
  - the `luds_feedback/has_symbol` response's property type changed from `string` to `boolean` for status `200`
  - the `luds_feedback/has_upper_case` response's property type changed from `string` to `boolean` for status `200`
  - the `luds_feedback/missing_characters` response's property type changed from `string` to `integer`, and format from no format to `int32` for status `200`
  - the `luds_feedback/missing_complexity` response's property type changed from `string` to `integer`, and format from no format to `int32` for status `200`
  - the `score` response's property type changed from `string` to `integer`, and format from no format to `int32` for status `200`
  - the `status_code` response's property type changed from `string` to `integer`, and format from no format to `int32` for status `200`
  - the `valid_password` response's property type changed from `string` to `boolean` for status `200`

---

[Operation](https://skmtc.dev/stytch/apis/stytch-api/docs/v1/b2b/passwords/strength_check/post.md) - [API](https://skmtc.dev/stytch/apis/stytch-api.md) - [Page](https://skmtc.dev/stytch/apis/stytch-api/changes/v1/b2b/passwords/strength_check/post)