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What is Mailjet?
Mailjet is an email platform and part of Sinch that serves over 100,000 customers globally across 150 countries. Founded in France in 2010, it combines email marketing and transactional email capabilities in a unified interface trusted by brands including DHL, Microsoft, and American Express.
Key features
Email APIs
REST Email API and SMTP relay available on all plans for transactional and marketing emails
Drag-and-drop Editor
Visual email editor with real-time team collaboration and approval flows
AI Tools
AI-assisted email content generation, automatic template creation via Brand Kit, and intelligent audience segmentation
Automation & Segmentation
Workflow automation, audience segmentation, A/B testing, and dynamic content personalization
Landing Pages & Forms
Landing page builder and form creation tools for campaigns
Webhooks & Event Tracking
Webhook support for real-time event tracking and email status monitoring
Security & Compliance
ISO 27001 & SOC 2 Type II certified, GDPR and HIPAA compliant, reputation monitoring
Infrastructure
99.99% SLA on EU-based infrastructure, dedicated IP addresses available on higher tiers
Developer Support
Well-documented REST API, multiple SDK support, email validation and preview services
MCP Integration
MCP Server for Claude Desktop integration
Mailjet pricing
Mailjet charges by email volume sent per month rather than by contact list size, which is advantageous for businesses with large databases. 10% discount available for annual subscriptions on all plans.
| Plan | Price | What's included |
|---|---|---|
| Free | $0/month | 6,000 emails/month (200/day cap), 1,000 contacts, APIs, SMTP Relay, advanced editor, basic statistics, form builder |
| Starter | $9/month | 8,000 emails/month, 2,000 contacts, Brand Kit, anonymous tracking, online support, 1 subaccount |
| Essential | $19/month | 15,000+ emails/month, unlimited contacts, segmentation, AI content assistance, 500 validations/previews, custom unsubscribe page |
| Premium | $29/month | 15,000+ emails/month, unlimited contacts, advanced statistics, automations, landing pages, team management, priority support |
| Enterprise/Custom | Contact for pricing | 500,000+ emails/month, dedicated account manager, white-glove onboarding, deliverability services, custom validations, unlimited subaccounts, priority support |
Pros & cons
Pros
- + Easy-to-use interface with intuitive drag-and-drop editor
- + Affordable pricing with clear value for small to medium businesses
- + Volume-based pricing model benefits businesses with large contact databases
- + Real-time team collaboration and commenting on emails
- + Strong API support with well-documented endpoints
- + Reliable email deliverability and inbox placement
- + Combines marketing and transactional email in one platform
- + Free tier available without ongoing trial limits
- + Fast API response times (typically under 100ms)
- + GDPR and HIPAA compliance
- + SOC 2 Type II certified
- + Supports multiple integrations (HubSpot, Shopify, WordPress, Google Cloud)
Cons
- − Limited template library and design customization options
- − Automation features are basic compared to specialized marketing platforms
- − Customer support has gaps between entry-level and enterprise tiers (no live chat below Enterprise)
- − Dashboard and UI feel less modern compared to newer competitors
- − Reporting capabilities could offer more actionable insights
- − Shared IP reputation on lower tiers may vary
- − Support quality and response times noted as inconsistent in reviews
Who is Mailjet best for?
- • Developers and technical teams needing reliable transactional email
- • Small to medium businesses with budget constraints
- • Companies requiring both marketing and transactional email in one platform
- • Organizations with large contact databases (volume pricing is advantageous)
- • Teams needing real-time collaboration on email campaigns
- • Businesses sending high volumes of emails to existing customers
Frequently asked questions
Is there a free plan?
Yes. The Free plan includes 6,000 emails/month (200/day cap), 1,000 contacts, full API access, SMTP relay, and basic features at no cost.
How does Mailjet's pricing model work?
Mailjet charges by email volume sent per month, not by the size of your contact list. This benefits businesses with large databases who send fewer emails. Enterprise plans start at 500,000+ emails/month.
What API options are available?
Both REST API and SMTP relay are available on all plans, including the free tier, making it accessible to developers of all budgets.
Is Mailjet compliant with regulations?
Yes. Mailjet is GDPR and HIPAA compliant, SOC 2 Type II certified, and ISO 27001 certified, meeting enterprise security requirements.
What support is included?
Free and Starter plans get online support. Essential and Premium plans receive priority online support. Enterprise customers get a dedicated account manager and API expert.
