# Twilio SendGrid Legacy Marketing Campaigns Campaigns API API

> Twilio SendGrid Legacy Marketing Campaigns Campaigns API API on Apizie: 11 endpoints (Retrieve all Campaigns, Create a Campaign, Retrieve a single campaign, Update a Campaign, …) returned as clean JSON through one API key. Send your own provider key in the x-upstream-key header. Call it over REST at https://apizie.tech/v1/communication:sendgrid-lmc-campaigns-v3/{endpoint} or from Claude, ChatGPT and Cursor through the Apizie MCP server. Free plan: 1,000 requests a month.

- Project key: `communication:sendgrid-lmc-campaigns-v3`
- Category: Communication
- Status: byok
- Source: https://www.twilio.com/docs/sendgrid/api-reference
- Page: https://apizie.tech/api/communication/sendgrid-lmc-campaigns-v3
- OpenAPI: https://apizie.tech/api/communication/sendgrid-lmc-campaigns-v3/openapi.json

The Twilio SendGrid Legacy Marketing Campaigns Campaigns API allows you to manage your marketing email messages programmatically. This API is operational, but we recommend using the current version of Marketing…

## Endpoints

### Retrieve all Campaigns
`GET https://apizie.tech/v1/communication:sendgrid-lmc-campaigns-v3/list-campaign` (byok)

| Parameter | Type | Required | Description |
|---|---|---|---|
| limit | integer | no | `limit` sets the page size, i.e. maximum number of items from the list to be returned for a single API request. If omitted, the default… |
| offset | integer | no | The number of items in the list to skip over before starting to retrieve the items for the requested page. The default `offset` of `0`… |
| on-behalf-of | string | no | The `on-behalf-of` header allows you to make API calls from a parent account on behalf of the parent's Subusers or customer accounts. You… |

### Create a Campaign
`POST https://apizie.tech/v1/communication:sendgrid-lmc-campaigns-v3/create-campaign` (byok)

| Parameter | Type | Required | Description |
|---|---|---|---|
| on-behalf-of | string | no | The `on-behalf-of` header allows you to make API calls from a parent account on behalf of the parent's Subusers or customer accounts. You… |
| body | object | no | JSON request body |

### Retrieve a single campaign
`GET https://apizie.tech/v1/communication:sendgrid-lmc-campaigns-v3/get-campaign` (byok)

| Parameter | Type | Required | Description |
|---|---|---|---|
| campaign_id | integer | yes | The id of the campaign you would like to retrieve. |
| on-behalf-of | string | no | The `on-behalf-of` header allows you to make API calls from a parent account on behalf of the parent's Subusers or customer accounts. You… |

### Update a Campaign
`POST https://apizie.tech/v1/communication:sendgrid-lmc-campaigns-v3/update-campaign` (byok)

| Parameter | Type | Required | Description |
|---|---|---|---|
| campaign_id | integer | yes | The id of the campaign you would like to retrieve. |
| on-behalf-of | string | no | The `on-behalf-of` header allows you to make API calls from a parent account on behalf of the parent's Subusers or customer accounts. You… |
| body | object | no | JSON request body |

### Delete a Campaign
`POST https://apizie.tech/v1/communication:sendgrid-lmc-campaigns-v3/delete-campaign` (byok)

| Parameter | Type | Required | Description |
|---|---|---|---|
| campaign_id | integer | yes | The id of the campaign you would like to retrieve. |
| on-behalf-of | string | no | The `on-behalf-of` header allows you to make API calls from a parent account on behalf of the parent's Subusers or customer accounts. You… |

### View Scheduled Time of a Campaign
`GET https://apizie.tech/v1/communication:sendgrid-lmc-campaigns-v3/get-scheduled-campaign` (byok)

| Parameter | Type | Required | Description |
|---|---|---|---|
| campaign_id | integer | yes |  |
| on-behalf-of | string | no | The `on-behalf-of` header allows you to make API calls from a parent account on behalf of the parent's Subusers or customer accounts. You… |

### Schedule a Campaign
`POST https://apizie.tech/v1/communication:sendgrid-lmc-campaigns-v3/schedule-campaign` (byok)

| Parameter | Type | Required | Description |
|---|---|---|---|
| campaign_id | integer | yes |  |
| on-behalf-of | string | no | The `on-behalf-of` header allows you to make API calls from a parent account on behalf of the parent's Subusers or customer accounts. You… |
| body | object | no | JSON request body |

### Update a Scheduled Campaign
`POST https://apizie.tech/v1/communication:sendgrid-lmc-campaigns-v3/update-scheduled-campaign` (byok)

| Parameter | Type | Required | Description |
|---|---|---|---|
| campaign_id | integer | yes |  |
| on-behalf-of | string | no | The `on-behalf-of` header allows you to make API calls from a parent account on behalf of the parent's Subusers or customer accounts. You… |
| body | object | no | JSON request body |

### Unschedule a Scheduled Campaign
`POST https://apizie.tech/v1/communication:sendgrid-lmc-campaigns-v3/un-schedule-campaign` (byok)

| Parameter | Type | Required | Description |
|---|---|---|---|
| campaign_id | integer | yes |  |
| on-behalf-of | string | no | The `on-behalf-of` header allows you to make API calls from a parent account on behalf of the parent's Subusers or customer accounts. You… |

### Send a Campaign
`POST https://apizie.tech/v1/communication:sendgrid-lmc-campaigns-v3/send-campaign` (byok)

| Parameter | Type | Required | Description |
|---|---|---|---|
| campaign_id | integer | yes |  |
| on-behalf-of | string | no | The `on-behalf-of` header allows you to make API calls from a parent account on behalf of the parent's Subusers or customer accounts. You… |

### Send a Test Campaign
`POST https://apizie.tech/v1/communication:sendgrid-lmc-campaigns-v3/send-test-campaign` (byok)

| Parameter | Type | Required | Description |
|---|---|---|---|
| campaign_id | integer | yes |  |
| on-behalf-of | string | no | The `on-behalf-of` header allows you to make API calls from a parent account on behalf of the parent's Subusers or customer accounts. You… |
| body | object | no | JSON request body |

## Example
```
curl "https://apizie.tech/v1/communication:sendgrid-lmc-campaigns-v3/list-campaign" \
  -H "x-api-key: $APIZIE_KEY" \
  -H "x-upstream-key: $PROVIDER_KEY"
```

## FAQ

### How do I call the Twilio SendGrid Legacy Marketing Campaigns Campaigns API API?
Create a free Apizie key, then send GET https://apizie.tech/v1/communication:sendgrid-lmc-campaigns-v3/list-campaign with the header x-api-key. Every endpoint returns { project, data, timestamp }.

### Is the Twilio SendGrid Legacy Marketing Campaigns Campaigns API API free on Apizie?
Yes. The Free plan includes 1,000 requests a month at 100 requests a minute, no credit card. Twilio SendGrid Legacy Marketing Campaigns Campaigns API itself also needs your own key from sendgrid.com.

### Can AI agents use the Twilio SendGrid Legacy Marketing Campaigns Campaigns API API?
Yes. Add the Apizie MCP server (https://apizie.tech/mcp) to Claude, ChatGPT, Cursor or VS Code, then ask in plain language. The agent calls run_scraper with project key communication:sendgrid-lmc-campaigns-v3.

### What is the status of the Twilio SendGrid Legacy Marketing Campaigns Campaigns API API?
Needs your own provider key (bring your own key)