Resend
✓ VerifiedEmail API for developers — send transactional and marketing emails with a modern API, React Email support, and developer-first observability.
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✓ Free plan available
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⚡ At a glance
Best for: Developers and technical teams building transactional email infrastructure for modern web applications — especially those using React and Next.js
✓ Best developer experience in the email API category — clean API, great docs, fast setup
✗ Newer platform — less battle-tested at very high volumes compared to SendGrid or Mailgun
An honest editorial snapshot from this tool's profile — not a paid placement.
Resend is a modern email sending platform built by developers for developers. Founded in 2023, it rapidly became the go-to email API for the Next.js and React ecosystem, primarily because of its native integration with React Email — a component library for building email templates in React/JSX instead of archaic HTML tables.For developers tired of wrestling with SendGrid's complexity or Mailgun's dated API, Resend offers a clean, intuitive API that takes minutes to integrate, clear deliverability infrastructure, and excellent documentation.The platform is backed by strong open-source credibility and has grown to 150,000+ developers in under two years. It handles both transactional emails (password resets, receipts, notifications) and marketing broadcasts from a single platform.
Best for: Developers and technical teams building transactional email infrastructure for modern web applications — especially those using React and Next.js
Key Features
- Modern REST API — Clean, predictable API with SDKs for Node.js, Python, Ruby, PHP, Go, Rust, and Elixir
- React Email Integration — Build beautiful email templates using React components — version-controlled, testable, and maintainable
- Domains & DMARC — Simple domain verification with automatic SPF/DKIM setup and DMARC monitoring for deliverability
- Email Logs & Observability — Real-time delivery status, open tracking, click tracking, and bounce/complaint monitoring
- Broadcasts — Send marketing emails and newsletters to subscriber lists without a separate marketing tool
- Webhooks — Real-time event webhooks for delivery, opens, clicks, bounces, and spam complaints
How to use Resend
- Sign up at resend.com and verify your sending domain (DNS records).
- Generate an API key from the dashboard.
- Install the Resend SDK (Node, Python, Ruby, PHP, Go, etc.) in your project.
- Call the send email function with from, to, subject and content.
- Check the Emails dashboard to confirm delivery, opens & clicks.
Pros
- Best developer experience in the email API category — clean API, great docs, fast setup
- React Email integration is a genuine paradigm shift for developer-built emails
- Generous free tier: 3,000 emails/month to 1 domain at no cost
- Growing fast with strong community backing — well-maintained and actively developed
- Webhooks and logs provide excellent observability for debugging email delivery issues
Cons
- Newer platform — less battle-tested at very high volumes compared to SendGrid or Mailgun
- Marketing broadcast features are more limited than dedicated ESP tools
- Some advanced deliverability features (IP warming, dedicated IPs) require higher plans
- Smaller integration ecosystem than established players — fewer native marketing tool connections
- Not designed for non-technical users — requires developer involvement for setup and template building
Pricing Details
| Pricing type | Freemium |
| Free plan | ✅ Available |
| Free trial | no |
Resend Pricing
Resend pricing — 4 plans: Free ($0/mo) · Pro ($20/mo) · Scale ($90/mo) · Enterprise (Custom). Compare monthly and yearly costs below.
🔎 Prices verified Jul 2026 · View live pricing →
⚠️ Free plan limited to 100 emails/day & 3,000/mo. Extra emails on Pro/Scale billed at $0.90 per 1,000. Prices are monthly, billed in USD; no annual discount listed. Dedicated IPs available as paid add-on ($30/mo) on Scale+.
Free
$0/mo
$0/mo
- ✓ 3,000 emails/mo (100/day limit)
- ✓ 1 domain
- ✓ 5 AI credits/mo
- ✓ 30-day data retention
- ✓ 10,000 automation runs/mo
- ✓ Ticket support
- ✓ No dedicated IPs
Pro
$20/mo
$20/mo
- ✓ 50,000 emails/mo (extra $0.90/1,000)
- ✓ 10 domains
- ✓ 100 AI credits/mo
- ✓ No daily limit
- ✓ 30-day data retention
- ✓ 10,000 automation runs/mo
- ✓ Ticket support
- ✓ No dedicated IPs
Scale
$90/mo
$90/mo
- ✓ 100,000 emails/mo (extra $0.90/1,000)
- ✓ 1,000 domains
- ✓ 500 AI credits/mo
- ✓ No daily limit
- ✓ 30-day data retention
- ✓ 10,000 automation runs/mo
- ✓ Slack & ticket support
- ✓ Dedicated IP available as add-on
Enterprise
Custom
Custom
- ✓ Flexible email volume & automation runs
- ✓ Flexible domains
- ✓ Flexible AI credits
- ✓ Flexible data retention
- ✓ No daily limit
- ✓ Priority support
- ✓ Dedicated IPs available as add-on
- ✓ Contact sales for custom quote
See Current Pricing →
Pricing may change — always verify on the official site.
- Developers building transactional email flows for SaaS apps (sign up, reset password, receipts)
- Next.js and React teams building email templates as components with React Email
- Startups replacing expensive, complex ESPs with a modern, affordable API
- Indie developers needing reliable transactional email with minimal configuration overhead
- Developer tools and API-first companies who want email infrastructure that matches their technical standards
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| Rating | ★★★★½ 4.5 | ★★★★½ 4.6 | ★★★★½ 4.6 | ★★★★½ 4.4 |
| Trust Score | 90/100 | 92/100 | 92/100 | 88/100 |
| Pricing |
Free
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Pro
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Enterprise
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| Data updated | Not yet | Not yet | Not yet | Not yet |
| Try → | Compare → | Compare → | Compare → |
About Trust Score
Trust Score (0–100) is the average of five quality criteria — Value for money, Free plan, Ease of use, Features, and Transparency — scored on a strict scale. Popularity, brand size, and affiliate commissions never affect it. Tools marked "Editorial estimate" are not yet hands-on tested. How Trust Score works →
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