Resend API
resend.com
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- From
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- Calls, 30 days
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- Ranked first
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Overview
Researched from the vendor's own pages; every fact links to its source and the day we checked it.
Resend is an email API for developers. The API at api.resend.com uses bearer keys, sends via POST /emails, and defaults to 10 requests per second per team; an OpenAPI spec is published on GitHub.
Company
Verified- Legal name
- Not confirmed
- Headquarters
- San Francisco, US
- Founded
- 2023
- Employees
- Not confirmed
- Ownership
- Not confirmed
- Status
- active
- Kind
- Infrastructure
- Website
- resend.com
API
Verified- Access
- Self-serve API
- Style
- REST
- Auth
- Bearer token
- Base URL
https://api.resend.com- Features
- Bulk —Async —Webhooks YesMCP YesSandbox —
- Rate limit
- 10 requests per second per team (default)
Pricing
- Model
- subscription
- List prices
- Free $0 / mo, 3,000 emails/mo, 100/day
- Pro $20 / mo, 50,000 emails/mo
- Scale $90 / mo, 100,000 emails/mo
- Currency
- USD
- Free tier
- 3,000 emails/mo, 100 a day
- Overage
- Extra emails: $0.90 / 1,000
- Checked
- Sep 29, 2026
Compliance
- SOC 2
- SOC 2 (stated)
- GDPR
- Stated
- CCPA
- Not confirmed
- DPA
- Not confirmed
- Resale / storage
- Unknown until a written agreement says otherwise
Relationships
- Integrations
- Not confirmed
- Alternatives
- None named by the vendor
Sources (5)
- Resend pricingchecked Sep 29, 2026
- Wikidata: Resendchecked Sep 29, 2026
- resend/resend-openapichecked Sep 29, 2026
- Resend API introductionchecked Sep 29, 2026
- Resend: send emailchecked Sep 29, 2026
Placement in the Grid
Where this vendor sits on the GridRouter Grid in each category it serves. No vendor pays for placement.
| Category | Placement | Execute | Coverage | Calls | Report |
|---|---|---|---|---|---|
| Email Sending & Deliverability | Not yet rated | – | – | 0 | View Grid |
API
The vendor's OpenAPI document as stored in the catalog, its operations, and the rate limits it publishes.
Rebuilt from the vendor's public docs, only what the pages show. Each operation links the page it came from; response shapes the docs don't spell out are left empty rather than guessed.
| Method | Path | Summary | Params | Source |
|---|---|---|---|---|
| POST | /emails | Send email | 0 | Docs |
Rate limits
| Limit | Scope | Plan | Endpoint | Burst / concurrency |
|---|---|---|---|---|
| 10 / second | account | All | All | — / — |
On 429: The rate limit was exceeded. GridRouter never paces above these and backs off on 429, honoring Retry-After. Source, checked Sep 29, 2026