---
title: "Changes to Create session"
method: POST
path: "/realtime/sessions"
---

# Changes to Create session

`POST /realtime/sessions`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 2 of 88 revisions.

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

## Changes

- **2026-10-26** `410e6429083a`: 3 info
  - added the new optional request property `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 `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 `prompt/anyOf[subschema #1]/variables/anyOf[subschema #1: Prompt Variables]/additionalProperties/oneOf[subschema #4: Input file]/prompt_cache_breakpoint/ttl`
- **2026-10-05** `7f654af7f94f`: 1 info
  - endpoint added

---

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