---
title: "Changes to Openai Audio Speech"
method: POST
path: "/v1/audio/speech"
---

# Changes to Openai Audio Speech

`POST /v1/audio/speech`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 2 of 49 revisions.

- **2026-07-31** `ba92d7849914`: 1 info
- **2026-07-13** `610da191cbe7`: 3 info

## Changes

- **2026-07-31** `ba92d7849914`: 1 info
  - added the new optional request property `fail_fast`
- **2026-07-13** `610da191cbe7`: 3 info
  - api tag `Audio` added
  - added the new optional `header` request parameter `x-api-key`
  - added the new `flex` enum value to the request property `service_tier/anyOf[subschema #1: ServiceTier]/`

---

[Operation](https://skmtc.dev/deepinfra/apis/deepinfra-api/docs/v1/audio/speech/post.md) · [API](https://skmtc.dev/deepinfra/apis/deepinfra-api.md) · [Page](https://skmtc.dev/deepinfra/apis/deepinfra-api/changes/v1/audio/speech/post)