---
title: "Changes to Creates a Fax Application"
method: POST
path: "/fax_applications"
---

# Changes to Creates a Fax Application

`POST /fax_applications`

> Every recorded change to this endpoint, newest first.

## Timeline

Changed in 2 of 61 revisions.

- **2026-08-17** `1571b0380bd7` — 1 breaking
- **2026-08-04** `8f5f4e537994` — 1 breaking

## Changes

- **2026-08-17** `1571b0380bd7` — 1 breaking
  - the `errors/items/code` response's property type/format changed from `integer`/`int32` to `string`/`` for status `422`
- **2026-08-04** `8f5f4e537994` — 1 breaking
  - the `errors/items/code` response's property type/format changed from `string`/`` to `integer`/`int32` for status `422`

---

[Operation](https://skmtc.dev/team-telnyx/apis/telnyx-api-2/docs/fax_applications/post.md) · [API](https://skmtc.dev/team-telnyx/apis/telnyx-api-2.md) · [Page](https://skmtc.dev/team-telnyx/apis/telnyx-api-2/changes/fax_applications/post)