---
title: "Changes to Record Billing Usage"
method: POST
path: "/v1/billing/record-usage"
---

# Changes to Record Billing Usage

`POST /v1/billing/record-usage`

> Every recorded change to this endpoint, newest first.

## Timeline

Changed in 1 of 6 revisions.

- **2026-08-19** `80be973fad7d` — 1 info

## Changes

- **2026-08-19** `80be973fad7d` — 1 info
  - added the new optional request property `idempotency_key`

---

[Operation](https://skmtc.dev/kugelaudio/apis/kugelaudio-tts-api/docs/v1/billing/record-usage/post.md) · [API](https://skmtc.dev/kugelaudio/apis/kugelaudio-tts-api.md) · [Page](https://skmtc.dev/kugelaudio/apis/kugelaudio-tts-api/changes/v1/billing/record-usage/post)