Resend vs SendGrid (Twilio): pricing, quotas & features (2025)
The email API for developers — built by the Nodemailer team
vs. Legacy email infrastructure at scale — 100B+ emails/year
Data sourced from vendor documentation · Last updated May 2026
Summary
Resend and SendGrid (Twilio) are both email platforms, addressing the same core use case with different implementation philosophies and trade-offs. Both offer a free tier, making it easy to prototype without a credit card. SendGrid (Twilio)'s paid plans start at $20/month, lower than Resend's entry point at $20/month. Both have 12 documented features in Staxly's catalog. Budget-sensitive teams will find SendGrid (Twilio) easier to justify early on. All pricing and quota data below is sourced from Resend and SendGrid (Twilio)'s official documentation — not generated by AI or estimated.
Resend vs SendGrid (Twilio): Comparativa de precios, cuotas y características (2025)
En esta comparativa analizamos Resend y SendGrid (Twilio) lado a lado — incluyendo precios mensuales, límites del tier gratuito, características técnicas, cuotas de uso (almacenamiento, transferencia, usuarios activos mensuales) y los interfaces de desarrollo disponibles. Todos los datos proceden de la documentación oficial de cada proveedor, no de respuestas generadas por IA.
Resend es una plataforma de la categoría email — The email API for developers — built by the Nodemailer team. Ofrece 6 tiers de precio: Free gratuito, Pro — 50k desde $20/mes, Pro — 100k desde $35/mes, Scale — 100k+ desde $90/mes. Su catálogo en Staxly documenta 12 características y 10 interfazes para desarrolladores.
SendGrid (Twilio) pertenece a la categoría email — Legacy email infrastructure at scale — 100B+ emails/year. Ofrece 6 tiers de precio: Free Trial gratuito, Essentials — 50k desde $20/mes, Essentials — 100k desde $35/mes, Pro — 100k desde $90/mes. Su catálogo documenta 12 características y 10 interfazes para desarrolladores.
A continuación encontrarás los tiers de precio completos de ambas plataformas, una matriz de cuotas del tier gratuito (transferencia, almacenamiento, MAU, llamadas a la API y otros límites), el listado completo de características y los interfaces (CLI, SDKs, REST, GraphQL, MCP) disponibles para integrar cada servicio.
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Pricing tiers
Resend
SendGrid (Twilio)
Free-tier quotas head-to-head
Comparing free on Resend vs free-trial on SendGrid (Twilio).
| Metric | Resend | SendGrid (Twilio) |
|---|---|---|
| custom domains | 1 domains | — |
| emails per day | 100 emails/day | — |
| emails per month | 3000 emails/month | — |
Features
Resend · 12 features
- Audiences — Contact list management with custom fields.
- Batch Send — Send up to 100 emails in one API call.
- Broadcasts — Bulk email campaigns with audiences, A/B testing, analytics.
- Dedicated IP — Add-on for high-volume senders. Auto warmup.
- Domains — DKIM/SPF/DMARC auto-verification. Per-domain analytics.
- Idempotency — Prevent duplicate sends with Idempotency-Key header.
- Logs + Analytics — Full email logs, delivery heatmap, events table.
- React Email — OSS library (3M+ downloads) to compose emails in React/JSX.
- Scheduled Send — scheduledAt parameter for future delivery.
- Send API — POST /emails endpoint to send. Supports attachments, scheduled send, idempotency…
- Suppressions — Auto-managed bounce + complaint list. API to add/remove.
- Webhooks — Email lifecycle events: sent, delivered, bounced, complained, opened, clicked.
SendGrid (Twilio) · 12 features
- Dedicated IPs — Auto IP warmup, multiple IP pools per brand/customer.
- Dynamic Templates — Handlebars-based with versioning + A/B testing on subject/content.
- Email API (v3) — REST + SMTP. Dozens of endpoints for mail, stats, templates, subusers.
- Email Validation — Verify email addresses before sending. Credits per check.
- Event Webhook — Raw stream of send/delivery/bounce/open/click/unsubscribe/spamreport events.
- Inbound Parse — Route incoming mail → your webhook. Attachments + spam score.
- Link Branding — Track links on your own domain for reputation.
- Marketing Campaigns — Separate UI for bulk promotional sends. Segmentation, A/B, automation.
- SAML SSO — Premier tier only. SAML 2.0 auth for account access.
- Stats + Reports — Aggregated + per-category + per-subuser delivery metrics.
- Subusers — Isolate multi-tenant sends. Each subuser has own stats + API key + reputation.
- Suppression Groups — Granular unsubscribe groups (newsletter vs billing, etc.).
Developer interfaces
| Kind | Resend | SendGrid (Twilio) |
|---|---|---|
| CLI | Resend CLI | — |
| SDK | react-email, resend-go, resend-node, resend-php, resend-python, resend-ruby | @sendgrid/mail, sendgrid-go, sendgrid-java, sendgrid-php, sendgrid-python, sendgrid-ruby |
| REST | Resend REST API | SendGrid v3 API |
| OTHER | SMTP Relay, Webhooks (Svix) | Event Webhook, Inbound Parse Webhook, SMTP Relay |
Key takeaways
- Both Resend and SendGrid (Twilio) offer a free tier — Resend ("Free") and SendGrid (Twilio) ("Free Trial") — with no credit card required to start.
- The entry-level paid plan is $20/month for Resend (Pro — 50k) vs. $20/month for SendGrid (Twilio) (Essentials — 50k).
- Both platforms have 12 documented features in Staxly's catalog.
- Developer integrations differ: only Resend offers CLI.
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