Email APIs · side by side
Mandrill vs Nitrosend
Compare Mandrill, Nitrosend by sending volume, delivery webhooks, inbound email, domain limits and retention.
Email APIs pricing calculator
0
Mandrill
$0 / mo
Try for free · 0 emails
Nitrosend
$0 / mo
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 | Mandrill | Nitrosend |
|---|---|---|
| Provider | Mailchimp | Nitrosend Pty Ltd |
| Billing unit | emails | emails |
| Plan at selected usage | Try for free | Free |
| Monthly estimate | $0/mo | $0/mo |
| Workload | 0 emails | 0 emails |
| Free access | Up to 500 free demo/test email sends to a verified domain for new users. | 8,000 starter emails up front, then 500 emails/month with unlimited contacts, 1 seat, and full MCP/API/CLI access |
| Published plans | Try for free, Transactional Email | Free, Pro, Ultra, Enterprise |
| Prices checked | 2026-10-08 | 2026-10-08 |
Provider
- Mandrill
- Mailchimp
- Nitrosend
- Nitrosend Pty Ltd
Billing unit
- Mandrill
- emails
- Nitrosend
- emails
Plan at selected usage
- Mandrill
- Try for free
- Nitrosend
- Free
Monthly estimate
- Mandrill
- $0/mo
- Nitrosend
- $0/mo
Workload
- Mandrill
- 0 emails
- Nitrosend
- 0 emails
Free access
- Mandrill
- Up to 500 free demo/test email sends to a verified domain for new users.
- Nitrosend
- 8,000 starter emails up front, then 500 emails/month with unlimited contacts, 1 seat, and full MCP/API/CLI access
Published plans
- Mandrill
- Try for free, Transactional Email
- Nitrosend
- Free, Pro, Ultra, Enterprise
Prices checked
- Mandrill
- 2026-10-08
- Nitrosend
- 2026-10-08
Email APIs monthly cost
Mandrill: $0Nitrosend: $0
Cost by emails
Cost curve data
| emails | Mandrill | Nitrosend |
|---|---|---|
| 0 | $0 | $0 |
| 0 | $0 | $0 |
| 0 | $0 | $0 |
| 0 | $0 | $0 |
| 0 | $0 | $0 |
| 0 | $0 | $0 |
| 0 | $0 | $0 |
0
- Mandrill
- $0
- Nitrosend
- $0
0
- Mandrill
- $0
- Nitrosend
- $0
0
- Mandrill
- $0
- Nitrosend
- $0
0
- Mandrill
- $0
- Nitrosend
- $0
0
- Mandrill
- $0
- Nitrosend
- $0
0
- Mandrill
- $0
- Nitrosend
- $0
0
- Mandrill
- $0
- Nitrosend
- $0
Email APIs feature comparison
| Email APIs | Mandrill | Nitrosend |
|---|---|---|
| Dedicated IP | Not listed | |
| Emails per month | Not listed | 8,000 then 500/mo |
| AI actions | Not listed | 20 |
| Extra emails | Not listed | |
| Extra AI actions | Not listed | |
| Contacts | Not listed | Free & Unlimited |
| Brands | Not listed | 3 |
| Domains | Not listed | 1 |
| Recipients / rolling 24h — Probation | Not listed | 100 |
| Recipients / rolling 24h — Standard | Not listed | 500 |
| Recipients / rolling 24h — Trusted | Not listed | 5,000 |
| Included email validation | Not listed | None |
| Seats | Not listed | 1 |
| Nitrosend branding | Not listed | Shown |
| Frontier AI models | Not listed | |
| BYO sending keys | Not listed | |
| BYO AI keys | Not listed | |
| MCP access | Not listed | |
| REST API + SDK | Not listed | |
| CLI access | Not listed | |
| AI copywriting | Not listed | |
| NitroWheel LLM | Not listed | |
| Campaigns & flows | Not listed | |
| SSO / SAML | Not listed | |
| Priority support | Not listed | |
| 99.9% SLA | Not listed |
Dedicated IP
- Mandrill
- Not listed
- Nitrosend
Emails per month
- Mandrill
- Not listed
- Nitrosend
- 8,000 then 500/mo
AI actions
- Mandrill
- Not listed
- Nitrosend
- 20
Extra emails
- Mandrill
- Not listed
- Nitrosend
Extra AI actions
- Mandrill
- Not listed
- Nitrosend
Contacts
- Mandrill
- Not listed
- Nitrosend
- Free & Unlimited
Brands
- Mandrill
- Not listed
- Nitrosend
- 3
Domains
- Mandrill
- Not listed
- Nitrosend
- 1
Recipients / rolling 24h — Probation
- Mandrill
- Not listed
- Nitrosend
- 100
Recipients / rolling 24h — Standard
- Mandrill
- Not listed
- Nitrosend
- 500
Recipients / rolling 24h — Trusted
- Mandrill
- Not listed
- Nitrosend
- 5,000
Included email validation
- Mandrill
- Not listed
- Nitrosend
- None
Seats
- Mandrill
- Not listed
- Nitrosend
- 1
Nitrosend branding
- Mandrill
- Not listed
- Nitrosend
- Shown
Frontier AI models
- Mandrill
- Not listed
- Nitrosend
BYO sending keys
- Mandrill
- Not listed
- Nitrosend
BYO AI keys
- Mandrill
- Not listed
- Nitrosend
MCP access
- Mandrill
- Not listed
- Nitrosend
REST API + SDK
- Mandrill
- Not listed
- Nitrosend
CLI access
- Mandrill
- Not listed
- Nitrosend
AI copywriting
- Mandrill
- Not listed
- Nitrosend
NitroWheel LLM
- Mandrill
- Not listed
- Nitrosend
Campaigns & flows
- Mandrill
- Not listed
- Nitrosend
SSO / SAML
- Mandrill
- Not listed
- Nitrosend
Priority support
- Mandrill
- Not listed
- Nitrosend
99.9% SLA
- Mandrill
- Not listed
- Nitrosend
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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
Nitrosend features & plan notes
- Native support for AI agents via Model Context Protocol (MCP), REST API, and CLI
- Unified sending for newsletters, transactional emails, and automated lifecycle flows
- Unlimited contacts included on all plans with pricing based solely on send volume
- Automated brand kit formatting and AI copywriting powered by NitroWheel LLM
- Support for bringing your own sending infrastructure (e.g., SES, Mailgun) and AI API keys
- Emails 8,000 then 500/mo
- Email types Transactional & Marketing
- AI actions 20/mo
- Contacts Free & Unlimited
- Brands 3
- MCP/API/CLI Included
- Seats 1
- Recipients / rolling 24h 100–5,000
- Email validation Prepaid only
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