Resend vs Postman
The email API for developers — built by the Nodemailer team
vs. The world's most popular API platform — 30M+ developers
Pricing tiers
Resend
Free
3,000 emails/month, 100 emails/day. 1 custom domain. Ideal for side projects.
Free
Pro — 50k
50,000 emails/month. 10 custom domains. Priority support.
$20/mo
Pro — 100k
100,000 emails/month. 10 custom domains.
$35/mo
Scale — 100k+
Tiered from 100k → 2.5M emails/month. Dedicated IP add-on available.
$90/mo
Scale — 2.5M
2.5M emails/month.
$1150/mo
Enterprise
3M+/month, dedicated IP included, SSO, custom contract.
Custom
Postman
Free
$0. 3 users. 1,000 collection runs/mo. Unlimited collections. 1,000 calls/mo to mock servers. 14-day history.
Free
Basic
$19/user/mo. 10,000 collection runs, 50 integrations, 60-day history, integrations.
$19/mo
Professional
$39/user/mo. 250,000 runs, API mocking, monitoring, version tags, governance lite.
$39/mo
Enterprise
$99/user/mo (Ultimate). Unlimited runs, SSO/SAML, RBAC, IP allowlist, private cloud, audit.
$99/mo
Free-tier quotas head-to-head
Comparing free on Resend vs free on Postman.
| Metric | Resend | Postman |
|---|---|---|
| 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.
Postman · 17 features
- API Documentation — Public + private docs from collections.
- API Versioning — Manage multiple API versions.
- Collection Runner — Run N iterations with data.
- Collections — Saved request groups + runners.
- Desktop App — Native Mac/Win/Linux.
- Environments — Per-env variables.
- Flows (low-code) — Visual workflow builder.
- Governance — API design rules enforcement.
- Mock Servers — Auto-generated mocks.
- Monitors — Scheduled collection runs + alerts.
- Newman CLI — CI/CD collection runner.
- Postman AI — Generate tests + docs with AI.
- Pre-request / Test Scripts — JS scripts + assertions.
- Public API Network — Discoverable APIs marketplace.
- Request Builder — GUI for any HTTP request.
- Request History — Per-user request log.
- VS Code Extension — Requests inside VS Code.
Developer interfaces
| Kind | Resend | Postman |
|---|---|---|
| CLI | Resend CLI | newman (CLI) |
| SDK | react-email, resend-go, resend-node, resend-php, resend-python, resend-ruby | — |
| REST | Resend REST API | Postman API |
| OTHER | SMTP Relay, Webhooks (Svix) | Postman Desktop, Postman VS Code Extension, Postman Web, Public API Network |
Staxly is an independent catalog of developer platforms. Some links to Resend and Postman may be affiliate links — Staxly may earn a commission if you sign up through them, at no extra cost to you. Pricing is verified against vendor pages at publication time — reconfirm before buying.
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