---
title: "Changes to Enable early media on a ringing inbound SIP leg (asynchronous)"
method: POST
path: "/legs/{id}/early-media"
---

# Changes to Enable early media on a ringing inbound SIP leg (asynchronous)

`POST /legs/{id}/early-media`

> Every recorded change to this endpoint, newest first.

## Timeline

Changed in 4 of 73 revisions.

- **2026-09-01** `89ff267f0958` — 1 info
- **2026-06-15** `41268cfc6143` — 1 info
- **2026-06-12** `dee6706a7730` — 1 info
- **2026-05-08** `20957badcc90` — 1 breaking, 3 info

## Changes

- **2026-09-01** `89ff267f0958` — 1 info
  - added the new optional request property `custom_data`
- **2026-06-15** `41268cfc6143` — 1 info
  - added the new `AMR-NB` enum value to the request property `codec`
- **2026-06-12** `dee6706a7730` — 1 info
  - added the new `AMR-WB` enum value to the request property `codec`
- **2026-05-08** `20957badcc90` — 1 breaking, 3 info
  - removed the success response with the status `200`
  - added optional request body
  - removed the non-success response with the status `500`
  - added the success response with the status `202`

---

[Operation](https://skmtc.dev/voiceblender/apis/voiceblender-api/docs/legs/:id/early-media/post.md) · [API](https://skmtc.dev/voiceblender/apis/voiceblender-api.md) · [Page](https://skmtc.dev/voiceblender/apis/voiceblender-api/changes/legs/:id/early-media/post)