The Email API for optimal inbox placement

Send marketing and transactional email through the Twilio SendGrid platform with our Email API, proprietary mail transfer agent, and infrastructure for scalable delivery.

Send confidently with a reliable Email API

Get all your email delivered in seconds and without interruption. Our flexible Email API and proprietary Mail Transfer Agent (MTA), intuitive console, powerful features, and email experts make it easy.

The Twilio SendGrid Email API delivers

• Integration and preparation
• Proven mail transfer
• Ongoing delivery optimization

Undelivered emails are missed opportunities

Maximize inbox placement

Use our hybrid, fully redundant MTA for powerful performance, including automated queue handling and throttle risk detection.

Protect your reputation as a trusted sender

Improve email deliverability with Deliverability Insights, sender authentication, SPF and DKIM, reverse DNS, and dedicated IP addresses.

Get an edge on the competition

Benefit from peering to directly deliver email to Google, Yahoo, AOL, and Apple. Consult with email experts who serve on industry-leading groups MS11WG, ESPC, DMA, and EEC.

The Email API built to deliver a better experience

Integrate and onboard

Get started with a few lines of code

• SendGrid Email API: Integrate with our RESTful APIs and SMTP in minutes
• Libraries in 7 languages: Code in your preferred language
• Interactive Docs: Start building your email program with interactive docs
• Intuitive UI: Create email templates, view stats, and troubleshoot delivery in an intuitive UI
• Onboarding Services: Add onboarding services to help with email program architecture or email service migration

One platform

Simplify your stack with one email platform for your whole team

• Email Templates: Create personalized email templates that your team can test, edit, and deploy
• Delivery and engagement data: Segment delivery and engagement data for analysis and optimization
• Permission-based users and API Keys: Invite collaborators with secure permission-based users and API Keys
• Marketing Campaigns: Manage recipient suppressions for all messages sent via Email API or Marketing Campaigns

Analytics and tools

Uplevel your email with powerful tools and analytics

• Monitor engagement data: Monitor engagement data (delivered, opened, clicked, unsubscribed, bounced)
• Email Activity Feed: Use searchable email activity to organize email events by message for fast delivery troubleshooting
• Event Webhooks: Absorb the Event Workbook to create a customized analytics dashboard
• Email Validation API: Keep invalid emails off your contact list with the Email Validation API
• Deliverability Insights: Optimize email deliverability and understand cryptic bounce codes with Deliverability Insights

Privacy and security

Protect your brand reputation with a trusted provider

• Account security: Control account security with Teammate Permissions, API Keys, 2FA, and IP access management
• Data privacy: Protect data privacy with Event Webhook Security, SOC 2 Type II, GDPR, and opportunistic and enforced TLS encryption
• Authentication: Keep messages secure with authentication standards DMARC, DKIM, and BIMI
• Dedicated fraud and compliance teams: Prevent malicious email activity with dedicated fraud and compliance teams
• Single Sign-On: Single Sign-On (SSO) to securely and centrally manage account permissions