Email APIs · side by side
Resend vs SendPulse Transactional Email
Compare Resend, SendPulse Transactional Email by sending volume, delivery webhooks, inbound email, domain limits and retention.
Email APIs pricing calculator
100K
Resend
$90 / mo
Scale · 100K emails
SendPulse Transactional Email
$75 / mo
Pro · 100K emails
Listed USD plan fees and tracked usage only. Unlisted compute, transfer, extras, taxes and contract terms are excluded. Custom or unsupported plan usage is not estimated.
Email APIs overview & pricing
| Email APIs | Resend | SendPulse Transactional Email |
|---|---|---|
| Provider | Resend | SendPulse |
| Billing unit | emails | emails |
| Plan at selected usage | Scale | Pro |
| Monthly estimate | $90/mo | $75/mo |
| Workload | 100K emails | 100K emails |
| Free access | 3,000 emails/mo | 12,000 emails/month (rate-limited to 50 emails/hour, up to 2 sending domains) |
| Published plans | Free, Pro, Scale, Enterprise | Basic, Pro, Enterprise, Pay As You Go |
| Prices checked | 2026-10-08 | 2026-10-08 |
Provider
- Resend
- Resend
- SendPulse Transactional Email
- SendPulse
Billing unit
- Resend
- emails
- SendPulse Transactional Email
- emails
Plan at selected usage
- Resend
- Scale
- SendPulse Transactional Email
- Pro
Monthly estimate
- Resend
- $90/mo
- SendPulse Transactional Email
- $75/mo
Workload
- Resend
- 100K emails
- SendPulse Transactional Email
- 100K emails
Free access
- Resend
- 3,000 emails/mo
- SendPulse Transactional Email
- 12,000 emails/month (rate-limited to 50 emails/hour, up to 2 sending domains)
Published plans
- Resend
- Free, Pro, Scale, Enterprise
- SendPulse Transactional Email
- Basic, Pro, Enterprise, Pay As You Go
Prices checked
- Resend
- 2026-10-08
- SendPulse Transactional Email
- 2026-10-08
Email APIs monthly cost
Resend: $90SendPulse Transactional Email: $75
Cost by emails
Cost curve data
| emails | Resend | SendPulse Transactional Email |
|---|---|---|
| 0 | $0 | $0 |
| 25K | $20 | $75 |
| 50K | $20 | $75 |
| 100K | $90 | $75 |
| 200K | $155 | $275 |
| 500K | $425 | $275 |
| 1M | $875 | Not priced |
0
- Resend
- $0
- SendPulse Transactional Email
- $0
25K
- Resend
- $20
- SendPulse Transactional Email
- $75
50K
- Resend
- $20
- SendPulse Transactional Email
- $75
100K
- Resend
- $90
- SendPulse Transactional Email
- $75
200K
- Resend
- $155
- SendPulse Transactional Email
- $275
500K
- Resend
- $425
- SendPulse Transactional Email
- $275
1M
- Resend
- $875
- SendPulse Transactional Email
- Not priced
Email APIs feature comparison
| Email APIs | Resend | SendPulse Transactional Email |
|---|---|---|
| Single sign-on | With add-on | Not listed |
| Daily limit | No limit | Not listed |
| Inbound emails | Not listed | |
| RESTful API | Not listed | |
| SMTP relay | Not listed | |
| Official SDKs | Not listed | |
| Schedule emails | Not listed | |
| Batch sending | Not listed | |
| Open tracking | Not listed | |
| Link tracking | Not listed | |
| React Email | Not listed | |
| Custom domains | 1,000 | Not listed |
| Additional domains | With add-on | Not listed |
| Dedicated IPs | With add-on | Not listed |
| Dedicated IP warming | Not listed | |
| Pristine shared IPs | Not listed | |
| Automatic suppression list | Not listed | |
| Bounce details | Not listed | |
| Multi-region | Not listed | |
| Data retention | 30 days | Not listed |
| Deliverability insights | Not listed | |
| DKIM, SPF, DMARC authentication | Not listed | |
| Webhook endpoints | 10 endpoints | Not listed |
| Webhook events | All events | Not listed |
| Social login | Not listed | |
| GDPR compliance | Not listed | |
| SOC 2 Type II certification | Not listed | |
| Penetration testing | Not listed | |
| DDoS protection | Not listed | |
| Automated backups | Not listed | |
| Multi-factor authentication | Not listed | |
| API key permissions | Not listed | |
| Signed webhook endpoints | Not listed | |
| Ticket support | Not listed | |
| Slack support | Not listed | |
| Urgent response SLA | Not listed | |
| Deliverability expertise | Not listed | |
| In-app documentation | Not listed | |
| AI assistant | Not listed | |
| AI credits / mo | 500 | Not listed |
Single sign-on
- Resend
- With add-on
- SendPulse Transactional Email
- Not listed
Daily limit
- Resend
- No limit
- SendPulse Transactional Email
- Not listed
Inbound emails
- Resend
- SendPulse Transactional Email
- Not listed
RESTful API
- Resend
- SendPulse Transactional Email
- Not listed
SMTP relay
- Resend
- SendPulse Transactional Email
- Not listed
Official SDKs
- Resend
- SendPulse Transactional Email
- Not listed
Schedule emails
- Resend
- SendPulse Transactional Email
- Not listed
Batch sending
- Resend
- SendPulse Transactional Email
- Not listed
Open tracking
- Resend
- SendPulse Transactional Email
- Not listed
Link tracking
- Resend
- SendPulse Transactional Email
- Not listed
React Email
- Resend
- SendPulse Transactional Email
- Not listed
Custom domains
- Resend
- 1,000
- SendPulse Transactional Email
- Not listed
Additional domains
- Resend
- With add-on
- SendPulse Transactional Email
- Not listed
Dedicated IPs
- Resend
- With add-on
- SendPulse Transactional Email
- Not listed
Dedicated IP warming
- Resend
- SendPulse Transactional Email
- Not listed
Pristine shared IPs
- Resend
- SendPulse Transactional Email
- Not listed
Automatic suppression list
- Resend
- SendPulse Transactional Email
- Not listed
Bounce details
- Resend
- SendPulse Transactional Email
- Not listed
Multi-region
- Resend
- SendPulse Transactional Email
- Not listed
Data retention
- Resend
- 30 days
- SendPulse Transactional Email
- Not listed
Deliverability insights
- Resend
- SendPulse Transactional Email
- Not listed
DKIM, SPF, DMARC authentication
- Resend
- SendPulse Transactional Email
- Not listed
Webhook endpoints
- Resend
- 10 endpoints
- SendPulse Transactional Email
- Not listed
Webhook events
- Resend
- All events
- SendPulse Transactional Email
- Not listed
Social login
- Resend
- SendPulse Transactional Email
- Not listed
GDPR compliance
- Resend
- SendPulse Transactional Email
- Not listed
SOC 2 Type II certification
- Resend
- SendPulse Transactional Email
- Not listed
Penetration testing
- Resend
- SendPulse Transactional Email
- Not listed
DDoS protection
- Resend
- SendPulse Transactional Email
- Not listed
Automated backups
- Resend
- SendPulse Transactional Email
- Not listed
Multi-factor authentication
- Resend
- SendPulse Transactional Email
- Not listed
API key permissions
- Resend
- SendPulse Transactional Email
- Not listed
Signed webhook endpoints
- Resend
- SendPulse Transactional Email
- Not listed
Ticket support
- Resend
- SendPulse Transactional Email
- Not listed
Slack support
- Resend
- SendPulse Transactional Email
- Not listed
Urgent response SLA
- Resend
- SendPulse Transactional Email
- Not listed
Deliverability expertise
- Resend
- SendPulse Transactional Email
- Not listed
In-app documentation
- Resend
- SendPulse Transactional Email
- Not listed
AI assistant
- Resend
- SendPulse Transactional Email
- Not listed
AI credits / mo
- Resend
- 500
- SendPulse Transactional Email
- Not listed
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Which email providers fit your needs?
Resend features & plan notes
- React Email
- Simple API
- Webhooks
- All Pro features
- 1,000 domains
- Dedicated Slack channel
- 10 webhook endpoints
- 500 AI credits / mo
- SSO with add-on
- Dedicated IP with add-on
SendPulse Transactional Email features & plan notes
- Supports SMTP relay and REST API integration
- Generous free tier offering 12,000 emails per month
- SPF, DKIM, and DMARC domain authentication support
- Delivery statistics, unsubscribe management, and webhook notifications
- Dedicated IP addresses available on higher-tier plans
- Dedicated IP address
- 8,000 messages per hour
- DKIM, SPF and DMARC records
- Unlimited sending domains
- Custom tracking domain
- SMTP relay sending
- Sending via API
How to compare email providers
Separate transactional delivery from campaigns, outreach and agent inboxes. Compare monthly sends and daily caps; contacts, seats and inboxes are not sending allowances. Budget separately for dedicated IPs, validation and attachments.
Browse Email APIs pricing