---
title: "Resume a batch call"
method: POST
path: "/calls/batch/{batch_call_id}/resume"
tags: ["batchCalls"]
---

# Resume a batch call

`POST /calls/batch/{batch_call_id}/resume`

Resumes a paused batch. Dialing restarts within a few seconds with the recipients that were still queued when the batch was paused, and the batch returns to `scheduled` rather than `in_progress`. Only paused batches can be resumed.

## Path parameters

- `batch_call_id` string, required

## Headers

- `Authorization` string, required

## Response `200`

200

- BatchCallsResumeABatchCallResponse200
  - `status` string
  - `response` BatchCallStatus
    - `batch_call_id` string
    - `name` string
    - `status` string — One of `scheduled`, `in_progress`, `paused`, `completed` or `canceled`.
    - `total_task_count` integer — Recipients stored in the batch.
    - `dispatched_count` integer — Recipients whose call was placed.
    - `failed_count` integer — Recipients whose call could not be placed.
    - `pending_count` integer — Recipients still waiting to be dialed.
    - `created_at` string
    - `model_id` string — The agent placing the calls.
    - `agent_name` string
    - `from_phone_number` string

## Other responses

- `400` — The batch is not paused.
- `401` — Missing or invalid API key.
- `404` — No batch with that id exists in the workspace.

## Changes

> 8 revisions in range; 2 could not be searched.

- **2026-08-19** `636788eb0d70` — 3 breaking, 3 info
  - the response's body type/format changed from ``/`` to `object`/`` for status `400`
  - the response's body type/format changed from ``/`` to `object`/`` for status `401`
  - the response's body type/format changed from ``/`` to `object`/`` for status `404`
  - added the optional property `detail` to the response with the `400` status
  - …2 more
- **2026-08-17** `f04f8c465268` — 1 info
  - endpoint added

[Change history](https://skmtc.dev/synthflow/apis/platform-api/changes/calls/batch/:batch_call_id/resume/post.md)

---

[API](https://skmtc.dev/synthflow/apis/platform-api.md) · [All operations](https://skmtc.dev/synthflow/apis/platform-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/synthflow/platform-api/revisions/6976456ad422/schema)