> For an agent: the map of this documentation is at https://escouade.io/en/mail/docs/llms.txt; every page exists in Markdown, at the same address with `.md` appended.

# `save_campaign_template`

Save a template.

Creates or updates a reusable template of the space: subject, text and optional HTML. No send is scheduled.

## Access

- **Key**: an Escouade Mail key with `send`.
- **Space**: a verified space.
- **Changes nothing**: no, it acts.
- **Safe to replay**: use an `idempotency_key` where the tool offers one.

## Parameters

| Parameter | Type | Required | Description |
|---|---|---|---|
| `template_id` | string | no | Identifier of the existing template. |
| `name` | string | yes | Name. |
| `subject` | string | yes | Subject. |
| `text` | string | yes | Text. |
| `html` | string | no | Optional HTML. |

## Call it

```sh
curl -s https://api.subagent.fr/v1/save_campaign_template \
  -H 'Content-Type: application/json' \
  -H 'Authorization: Bearer sak_…' \
  -d '{"name": "…", "subject": "…", "text": "…"}'
```

The full page in French, with the response fields and every refusal the tool can return: [/mail/docs/reference/save_campaign_template](https://escouade.io/mail/docs/reference/save_campaign_template).