# EmailFilterRule

One condition of an Outlook source's `email_filter`.

Type: object

Fields typed as another model are documented on that model's page; fetch it before filling the field.

| Field | Type | Required | Description | Allowed values / default / constraints |
| --- | --- | --- | --- | --- |
| `field` | string | yes | `subject`, `sender` (from address), `to`, `cc` (addresses), `attachment_name`, `attachment_size` (MB) or `has_attachment`. | one of: `"subject"`, `"sender"`, `"to"`, `"cc"`, `"attachment_name"`, `"attachment_size"`, `"has_attachment"` |
| `operator` | string | yes | Text fields: contains, not_contains, is, is_empty, is_not_empty. `attachment_size`: greater_than, greater_or_equal, less_than, less_or_equal, is_not. `has_attachment`: is. |  |
| `value` | boolean or integer or number or string, nullable | no | Text for text fields (omit for is_empty / is_not_empty); a number of MB for `attachment_size`; true or false for `has_attachment`. |  |

## Used by

- [GET /rest/beta/automations/](https://dev-api.sheetgo.com/rest/reference/automations.md#get-rest-beta-automations)
- [GET /rest/beta/automations/{id}](https://dev-api.sheetgo.com/rest/reference/automations.md#get-rest-beta-automations-id)
- [GET /rest/beta/workflows/](https://dev-api.sheetgo.com/rest/reference/workflows.md#get-rest-beta-workflows)
- [GET /rest/beta/workflows/{id}](https://dev-api.sheetgo.com/rest/reference/workflows.md#get-rest-beta-workflows-id)
- [PATCH /rest/beta/automations/{id}](https://dev-api.sheetgo.com/rest/reference/automations.md#patch-rest-beta-automations-id)
- [PATCH /rest/beta/workflows/{id}](https://dev-api.sheetgo.com/rest/reference/workflows.md#patch-rest-beta-workflows-id)
- [POST /rest/beta/automations/](https://dev-api.sheetgo.com/rest/reference/automations.md#post-rest-beta-automations)
- [POST /rest/beta/workflows/](https://dev-api.sheetgo.com/rest/reference/workflows.md#post-rest-beta-workflows)
- [PUT /rest/beta/automations/{id}](https://dev-api.sheetgo.com/rest/reference/automations.md#put-rest-beta-automations-id)
- [EmailFilter-Input](https://dev-api.sheetgo.com/rest/reference/models/EmailFilter-Input.md)
- [EmailFilter-Output](https://dev-api.sheetgo.com/rest/reference/models/EmailFilter-Output.md)

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More: start page https://dev-api.sheetgo.com/rest/reference.md, everything in one file https://dev-api.sheetgo.com/rest/llms-full.txt, OpenAPI https://dev-api.sheetgo.com/rest/openapi.json.