---
title: "Download Batch CSV Template"
api: "GET /v1/api/batch-calls/template"
description: "Download the CSV template for a batch call upload."
---

> **For AI agents:** the complete documentation index is at [llms.txt](https://docs.trillet.ai/llms.txt). Append `.md` to any page URL for its markdown version.

### Headers

<ParamField header="x-workspace-id" type="string" required>
  Workspace identifier for the API.
</ParamField>

The response is a CSV file. [Start Batch Calls](https://docs.trillet.ai/v1/api-reference/endpoints/calls/batch/start) expects this file, including a `phone_number` column.

### Example

```bash
curl -X GET "https://api.trillet.ai/v1/api/batch-calls/template" \
  -H "x-api-key: YOUR_API_KEY" \
  -H "x-workspace-id: YOUR_WORKSPACE_ID" \
  -o batch-template.csv
```