Sendgrid API
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Key Sendgrid Resources
Domain: api.sendgrid.com
DNS Nameserver Host: Fastly
Developer Site: https://sendgrid.com/docs/api-reference/
Open API: https://raw.githubusercontent.com/sendgrid/sendgrid-oai/main/oai.json
Postman Collection: https://www.postman.com/api-evangelist/workspace/messaging/collection/35240-6135048e-d8f2-4063-a921-e9f54a73ef03?ctx=documentation
API Docs: https://docs.sendgrid.com/api-reference/how-to-use-the-sendgrid-v3-api/authentication
Open API Specification: TDB

Latest Sendgrid News
API Movers and Shakers: Your Weekly API Performance Report
Spring has sprung! And our weekly API performance report is here. For our new readers, hello! This report is culled from our API.expert data and from that info, we give you the movers and shakers in each sector. You can also see on our new slick API Directory! Don’t see your favorite APIs listed? Let […]
API Movers and Shakers: Your Weekly API Performance Report
Once again, U.S. Government APIs are not doing so well. FEMA in the US Government Collection was in the Red Zone with a CASC score of 5.72. This was primarily due to an outage on the 7th of March, which saw the requests to most endpoints timeout. There was also a scattering of failures throughout […]
Weekly API Performance Report: Movers and Shakers
Here are our highlights for the week in APIs. We tell you who’s up, who’s down, and who dropped out completely. Are the APIs you depend on included? If not, let us know and we’ll add them to our collection. And if you still haven’t signed up for a demo, what are you waiting for? […]
SendGrid is a cloud-based email delivery and marketing platform that helps businesses send and manage email campaigns, transactional emails, and newsletters. The platform provides tools for creating email templates, managing email lists, and tracking email delivery and engagement metrics.
SendGrid is a subsidiary of Twilio, a cloud communications platform that provides a range of tools for building and integrating communication channels like voice, SMS, and video into applications.
SendGrid uses APIs extensively to enable integrations with other tools and services. The platform provides a wide range of APIs for managing email delivery, including APIs for sending and tracking email campaigns, managing email lists, and integrating with other marketing automation tools.
SendGrid started using APIs in the early days of the platform, and has continued to invest in API capabilities over time. In 2016, the company launched a new version of its API, which provided more flexibility and customization options for developers.
Security is a top priority for SendGrid when it comes to its APIs. The platform uses a range of security measures to protect API access and prevent unauthorized access or abuse. These measures include OAuth2 authentication, IP whitelisting, and rate limiting to prevent excessive API requests.
The company is investing in new capabilities for email automation and personalization, with the goal of helping businesses send more targeted and relevant email campaigns. Additionally, SendGrid is exploring new use cases for its APIs in areas like transactional email and customer support, as businesses increasingly look for ways to use email to improve customer engagement and support.
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