Email APIs · side by side
Courier vs Mandrill
Compare Courier, Mandrill by sending volume, delivery webhooks, inbound email, domain limits and retention.
Email APIs pricing calculator
These providers bill in different units. Each estimate uses its own workload; there is no same-volume price winner.
Courier
Mandrill
Courier
$0 / mo
Developer · 0 sends
Mandrill
$0 / mo
Try for free · 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 | Courier | Mandrill |
|---|---|---|
| Provider | trycourier.com, Inc. | Mailchimp |
| Billing unit | sends | emails |
| Plan at selected usage | Developer | Try for free |
| Monthly estimate | $0/mo | $0/mo |
| Workload | 0 sends | 0 emails |
| Free access | Developer plan includes 10,000 free sends per month with journeys, broadcasts, SDKs, CLI, and MCP server support. | Up to 500 free demo/test email sends to a verified domain for new users. |
| Published plans | Developer, Business, Enterprise | Try for free, Transactional Email |
| Prices checked | 2026-10-08 | 2026-10-08 |
- Courier
- trycourier.com, Inc.
- Mandrill
- Mailchimp
- Courier
- sends
- Mandrill
- emails
- Courier
- Developer
- Mandrill
- Try for free
- Courier
- $0/mo
- Mandrill
- $0/mo
- Courier
- 0 sends
- Mandrill
- 0 emails
- Courier
- Developer plan includes 10,000 free sends per month with journeys, broadcasts, SDKs, CLI, and MCP server support.
- Mandrill
- Up to 500 free demo/test email sends to a verified domain for new users.
- Courier
- Developer, Business, Enterprise
- Mandrill
- Try for free, Transactional Email
- Courier
- 2026-10-08
- Mandrill
- 2026-10-08
Email APIs monthly cost
Different workloads, separate estimates
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.
Email APIs feature comparison
| Email APIs | Courier | Mandrill |
|---|---|---|
| Number of notification | 10,000 per month | Not listed |
| Log retention | 7 days | Not listed |
- Courier
- 10,000 per month
- Mandrill
- Not listed
- Courier
- 7 days
- Mandrill
- Not listed
Which email providers fit your needs?
Courier features & plan notes
- Multi-channel routing across email, SMS, push, in-app inbox, Slack, Teams, and WhatsApp via a single API
- Drop-in notification center and toasts for web and mobile applications
- Visual template builder and journey workflows with automatic provider failover across 50+ integrations
- Developer and AI tooling including official MCP server, CLI, and client/server SDKs
- Pay-as-you-go pricing at $0.005 per send on all channels with no per-seat fees
- 10,000 sends per month
- Journeys & broadcasts
- MCP server, CLI, & SDKs
- SSO via Google, Github
- Email & chat support
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
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