Twilio SendGrid Legacy Marketing Campaigns Contacts API
The Twilio SendGrid Legacy Marketing Campaigns Contacts API allows you to manage your marketing contacts programmatically. This API is operational, but we recommend using the current version of Marketing Campaigns' [Contacts API](https://docs.sendgrid.com/api-reference/contacts/), [Lists API](https://docs.sendgrid.com/api-reference/lists/), and [Segments API](https://docs.sendgrid.com/api-reference/segmenting-contacts-v2/) to manage your contacts. See [**Migrating from Legacy Marketing Campaigns
Overview
Twilio SendGrid Legacy Marketing Campaigns Contacts API is a Postman Collection published by SendGrid on the APIs.io network.
The Twilio SendGrid Legacy Marketing Campaigns Contacts API allows you to manage your marketing contacts programmatically. This API is operational, but we recommend using the current version of Marketing Campaigns’ Contacts API, Lists API, and Segments API to manage your contacts. See [**Migrating from Legacy Marketing Campaigns
The collection contains 36 requests organised into 21 folders.
Tagged areas include Email, Email API, Marketing Email, SMTP, and T1.
Requests & Folders
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Every collection here is available over the APIs.io API and to AI agents over MCP.