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-referenc. The API exposes 36 endpoints secured with bearer authentication.
36 endpointsThe Twilio SendGrid Legacy Marketing Campaigns Sender Identites API allows you to manage the email addresses used to send your marketing email. This API is operational, but we recommend using the current version of Marketing Campaigns to manage your [senders](https://docs.sendgrid.com/api-reference/senders/). See [**Migrating from Legacy Marketing Campaigns**](https://docs.sendgrid.com/ui/sending-. The API exposes 6 endpoints secured with bearer authentication.
6 endpointsThe Twilio SendGrid Marketing Campaigns Contacts API allows you to manage all of your marketing contacts programmatically. You can also import and export contacts using this API. The Contacts API allows you to associate contacts with lists and segments; however, to manage the lists and segments themselves, see the [Lists API](https://docs.sendgrid.com/api-reference/lists/) and [Segments API](https. The API exposes 15 endpoints secured with bearer authentication.
# Add to your MCP client config (Claude Desktop, Cursor, Windsurf)
{
"jentic": {
"url": "https://api.jentic.com/mcp",
"auth": "oauth"
}
}
# Then ask your agent:
"find live events near a location"
# → Jentic returns the GET /events tool with parameter schema, agent executes.