---
title: "Start call streaming"
method: POST
path: "/v1/calls/{call_id}/streams"
tags: ["Call streaming"]
---

# Start call streaming

`POST /v1/calls/{call_id}/streams`

Starts streaming the media of the call identified by `call_id` to the configured destination. Returns the `stream_id`.

## Path parameters

- `call_id` string, uuid, required

## Request body

- CallStreamCreateRequest
  - `stream_url` string, uri, required — WebSocket URL for call streaming
  - `stream_type` 'oneway' | 'twoway', required — Specifies the streaming type. Can be either `oneway` for unidirectional or `twoway` for bidirectional streaming.
  - `stream_channel` 'inbound' | 'outbound' | 'both', required — Specifies which audio channel to stream. Use `inbound` to stream the incoming channel (to Wavix), `outbound` for the outbound channel (from Wavix), or `both` to stream both. For bidirectional call streaming, this setting is ignored and the inbound channel is only streamed.

## Response `200`

Returns the created media stream, including its `stream_id`.

- CallStreamResponse
  - `success` boolean — Indicates that the request was successful
  - `stream_id` string, uuid — Stream ID

## Other responses

- `400` — Returns a validation error when a request parameter is invalid.
- `401` — Unauthorized

---

[API](https://skmtc.net/wavix/apis/wavix-apis.md) · [All operations](https://skmtc.net/wavix/apis/wavix-apis/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/wavix/wavix-apis/versions/b22f170488b6/schema)