Send transactional and marketing emails with a powerful API
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7 reviews trackedThe Bottom Line
Entry price
Free plan available, paid tiers above
Biggest pro
Clean, well-documented API with SDKs covering virtually every major language
Biggest con
Dedicated IPs only available on higher-priced plans
TL;DR - Resend
- Developer-first email API with SDKs in 9 languages and React Email support for component-based templates
- Free tier includes 3,000 emails/month; Pro starts at $20/mo for 50,000 emails with $0.90/1K overage
- Best for developers and engineering teams who want a modern, API-driven alternative to legacy email services
Pricing: Free plan available
Best for: Growing teams
4.7/5 across review platforms
What is Resend?
Resend is a developer-focused email API for sending transactional and marketing emails at scale. It provides a RESTful API, SMTP relay, and official SDKs in multiple languages. Key capabilities include batch sending, email scheduling, open and link tracking, inbound email processing, and webhook notifications. Resend integrates with React Email for component-based template design and offers MCP server support for AI agents and automation tools. The free tier includes 3,000 emails per month, with paid plans offering additional capacity.
Available on: Web
Pros & Cons
Pros
- Clean, well-documented API with SDKs covering virtually every major language
- Generous free tier for prototyping and small projects
- React Email integration enables type-safe, component-based email templates
- Pay-as-you-go overages prevent hard sending cutoffs
- MCP server support makes it easy to integrate with AI agent frameworks
- Fast setup, most developers can send their first email within minutes
Cons
- Dedicated IPs only available on higher-priced plans
- Data retention limited on lower tiers
- Marketing email features are less mature than some established platforms
- No built-in drag-and-drop email editor for non-technical users
- Team member limits are restrictive on lower tiers
Ratings Across the Web
4.7(7 reviews)
Ratings aggregated from independent review platforms. Learn more
Key Features
RESTful API and SMTP relay for transactional and marketing email deliveryOfficial SDKs in 9 languages: Node.js, Python, Go, Ruby, PHP, Java, Elixir, Rust, .NETReact Email integration for building templates with React componentsBatch sending and email scheduling with timezone supportOpen tracking and link click tracking built into every planInbound email processing to receive and parse incoming messagesWebhook endpoints for real-time delivery event notificationsCustom domain authentication with DKIM, SPF, and DMARC setupMCP server integration for AI agents and automation workflowsDedicated IP add-on for high-volume senders on Scale plan and above
Pricing Plans
Pricing checked Jul 8, 2026
Free
Free
- 3,000 emails/month
- 100 emails/day limit
- 1 custom domain
- 1 team member
- 1 webhook endpoint
- 30-day data retention
- React Email, Open/Link Tracking
Pro
$20
- 50,000 emails/month
- No daily limit
- $0.90 per 1,000 overage emails
- 10 custom domains
- 5 team members
- 10 webhook endpoints
- Slack support
Scale
$90
- 100,000 emails/month
- No daily limit
- $0.90 per 1,000 overage emails
- 1,000 custom domains
- 100 team members
- Dedicated IP add-on ($30/mo)
- Priority support
Enterprise
null
- Unlimited emails
- Flexible custom domains
- Flexible team members
- Custom data retention
- Dedicated IPs included
- Dedicated support
Reviews
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4.7/5
Across 7 verified user reviews on G2
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Resend FAQ
How does Resend facilitate email template design for developers?
Resend integrates with React Email, allowing developers to design email templates using a component-based approach. This integration supports type-safe template creation, streamlining the development workflow for email content.
Which teams would benefit most from using Resend?
Resend is ideal for development teams and individual developers who need a powerful, API-first solution for sending transactional and marketing emails. Its extensive SDK support and integration with AI agent frameworks make it suitable for projects requiring robust email automation and developer-centric tools.
How is Resend priced?
Resend offers a free tier that includes 3,000 emails per month. Paid plans are available for higher usage and additional features, with pay-as-you-go overages at $0.90 per 1,000 emails to prevent service interruptions.
Can Resend be used for processing incoming emails?
Yes, Resend supports inbound email processing as one of its key capabilities. This allows applications to receive and handle incoming emails, integrating them into workflows or systems.
What kind of limitations should users be aware of regarding data retention?
Data retention on Resend is limited to 30 days across the Free, Pro, and Scale plans. Users needing longer data storage would need to consider this trade-off or implement their own data archiving solutions.
How does Resend compare to SendGrid for developer-focused email sending?
Resend provides a clean, well-documented API with SDKs in nine languages, similar to SendGrid, focusing on developer experience. However, Resend offers specific integrations like React Email for component-based template design and MCP server support for AI agents, which may differentiate its offering for certain developer workflows.
Does Resend support batch sending of emails?
Yes, Resend includes batch sending as one of its key capabilities. This feature allows users to send multiple emails in a single request, which can be efficient for sending newsletters or notifications to a large audience.
Source: resend.com