---
title: "Create Call Session"
method: POST
path: "/call/sessions"
tags: ["call", "calls"]
---

# Create Call Session

`POST /call/sessions`

Create a new call session

## Headers

- `authorization` string, nullable

## Request body

- CreateCallSessionRequest
  - `conversation_id` string, nullable
  - `call_type` string
  - `user1_id` string, nullable
  - `user2_id` string, nullable
  - `call_id` string, nullable
  - `call_mode` string, nullable
  - `language_for_practice` string, nullable
  - `exchange_switch_at_seconds` integer, nullable

## Response `200`

Successful Response

- CallSessionResponse
  - `id` string, required
  - `conversation_id` string, required
  - `start_time` string, date-time, required
  - `end_time` string, date-time, nullable
  - `duration_seconds` integer
  - `call_type` string
  - `status` string
  - `participants` string[]
  - `participant_info` CallSessionParticipant[], nullable
    - `id` string, required
    - `username` string, required
    - `full_name` string, nullable
    - `display_name` string, required

## Other responses

- `422` — Validation Error

## Changes

- **2026-09-02** `45cbba31aa7d` — 1 info
  - added the new optional `header` request parameter `authorization`

[Change history](https://skmtc.dev/fluentea/apis/aurqa-language-learning-platform-refactored/changes/call/sessions/post.md)

---

[API](https://skmtc.dev/fluentea/apis/aurqa-language-learning-platform-refactored.md) · [All operations](https://skmtc.dev/fluentea/apis/aurqa-language-learning-platform-refactored/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/fluentea/aurqa-language-learning-platform-refactored/revisions/aea5e6e7d830/schema)