Email APIs · side by side
Mandrill vs SocketLabs
Compare Mandrill, SocketLabs by sending volume, delivery webhooks, inbound email, domain limits and retention.
Email APIs pricing calculator
0
Mandrill
$0 / mo
Try for free · 0 emails
SocketLabs
$40 / mo
Core · 0 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 | Mandrill | SocketLabs |
|---|---|---|
| Provider | Mailchimp | SocketLabs LLC |
| Billing unit | emails | emails |
| Plan at selected usage | Try for free | Core |
| Monthly estimate | $0/mo | $40/mo |
| Workload | 0 emails | 0 emails |
| Free access | Up to 500 free demo/test email sends to a verified domain for new users. | None (offers a 1-month free trial with 40,000 emails, no credit card required) |
| Published plans | Try for free, Transactional Email | Core, Pro 100k, Enterprise, Spotlight Email Analytics - 30-Day Proof of Concept |
| Prices checked | 2026-10-08 | 2026-10-08 |
Provider
- Mandrill
- Mailchimp
- SocketLabs
- SocketLabs LLC
Billing unit
- Mandrill
- emails
- SocketLabs
- emails
Plan at selected usage
- Mandrill
- Try for free
- SocketLabs
- Core
Monthly estimate
- Mandrill
- $0/mo
- SocketLabs
- $40/mo
Workload
- Mandrill
- 0 emails
- SocketLabs
- 0 emails
Free access
- Mandrill
- Up to 500 free demo/test email sends to a verified domain for new users.
- SocketLabs
- None (offers a 1-month free trial with 40,000 emails, no credit card required)
Published plans
- Mandrill
- Try for free, Transactional Email
- SocketLabs
- Core, Pro 100k, Enterprise, Spotlight Email Analytics - 30-Day Proof of Concept
Prices checked
- Mandrill
- 2026-10-08
- SocketLabs
- 2026-10-08
Email APIs monthly cost
Mandrill: $0SocketLabs: $40
Cost by emails
Cost curve data
| emails | Mandrill | SocketLabs |
|---|---|---|
| 0 | $0 | $40 |
| 0 | $0 | $40 |
| 0 | $0 | $40 |
| 0 | $0 | $40 |
| 0 | $0 | $40 |
| 0 | $0 | $40 |
| 0 | $0 | $40 |
0
- Mandrill
- $0
- SocketLabs
- $40
0
- Mandrill
- $0
- SocketLabs
- $40
0
- Mandrill
- $0
- SocketLabs
- $40
0
- Mandrill
- $0
- SocketLabs
- $40
0
- Mandrill
- $0
- SocketLabs
- $40
0
- Mandrill
- $0
- SocketLabs
- $40
0
- Mandrill
- $0
- SocketLabs
- $40
Email APIs feature comparison
| Email APIs | Mandrill | SocketLabs |
|---|---|---|
| Event Webhooks | Not listed | 1 |
Event Webhooks
- Mandrill
- Not listed
- SocketLabs
- 1
Which email providers fit your needs?
Mandrill features & plan notes
- Send transactional emails via REST API or SMTP credentials
- Sold in blocks of 25,000 emails with volume discounts from $20 down to $10 per block
- Inbound email processing and real-time event webhooks
- Custom domain whitelabeling, dedicated IPs, and rules engine
- Up to 500 free email sends to your verified domain
- Streamlined template editing with drag and drop builder
- Developer documentation, guides, and SDK repositories
- Connect AI coding assistant directly through first-party MCP server
SocketLabs features & plan notes
- Cloud SMTP relay service and REST email injection API
- StreamScore deliverability scoring and reporting analytics
- Inbound email stream parsing and real-time webhook event notifications
- Configurable overage protection and automated IP warmup
- 40,000 emails/month
- SMTP Relay/API Functionality
- StreamScoreLite
- 10 Day Insight History
- 90 Day Performance History
- Ticket and Chat Support
- Each email over 40,000: $0.00130
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