---
title: "Changes to Create call"
method: POST
path: "/realtime/calls"
---

# Changes to Create call

`POST /realtime/calls`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 3 of 88 revisions.

- **2026-10-26** `410e6429083a`: 3 info
- **2026-10-05** `491c868adbdb`: 1 info
- **2026-10-05** `7f654af7f94f`: 1 info

## Changes

- **2026-10-26** `410e6429083a`: 3 info
  - added the new optional request property `session/allOf[subschema #1: Realtime session configuration]/prompt/anyOf[subschema #1]/variables/anyOf[subschema #1: Prompt Variables]/additionalProperties/oneOf[subschema #2: Input text]/prompt_cache_breakpoint/ttl`
  - added the new optional request property `session/allOf[subschema #1: Realtime session configuration]/prompt/anyOf[subschema #1]/variables/anyOf[subschema #1: Prompt Variables]/additionalProperties/oneOf[subschema #3: Input image]/prompt_cache_breakpoint/ttl`
  - added the new optional request property `session/allOf[subschema #1: Realtime session configuration]/prompt/anyOf[subschema #1]/variables/anyOf[subschema #1: Prompt Variables]/additionalProperties/oneOf[subschema #4: Input file]/prompt_cache_breakpoint/ttl`
- **2026-10-05** `491c868adbdb`: 1 info
  - the `session/allOf[subschema #1: Realtime session configuration]/audio/input/noise_reduction` request property type was generalized from `object` to no type
- **2026-10-05** `7f654af7f94f`: 1 info
  - endpoint added

---

[Operation](https://skmtc.dev/omnistack-sh/apis/openai-api/docs/realtime/calls/post.md) - [API](https://skmtc.dev/omnistack-sh/apis/openai-api.md) - [Page](https://skmtc.dev/omnistack-sh/apis/openai-api/changes/realtime/calls/post)