Mailjet

The best email marketing software that's built for devs and loved by marketers. [1]

www.mailjet.com · Agent JSON · Last verified 2026-06-06 · Source confidence: high

Mailjet is an email platform for transactional and marketing email, built for developers and marketers, with EU data residency in Frankfurt and Belgium. The REST API uses basic auth, webhooks, seven SDKs, and an official MCP server. Pricing is published and self-serve: 6,000 emails/month free, paid plans from $9/month. It holds SOC 2 Type 2, HIPAA, GDPR, ISO 27001, PCI DSS, and a published SLA.

Scores

Scores are derived in a separate pass from the literal fields below; not yet computed for this profile.

Pricing & procurement

Pricing model
Hybrid (base + usage) [2]
Published pricing
Yes [3]
Free tier
Yes [4]
Free tier details
6,000 emails/month, 200 emails per day [5]
Self-serve signup
Yes [6]
Requires sales call
No [7]
Enterprise plan
Yes [8]
Published prices
PlanItemPerAmountSource
Free6,000 emailsmonth$0source
Starter8,000 emailsmonth$9source
Essential15,000 emailsmonth$17source
Essential50,000 emailsmonth$37source
Premium15,000 emailsmonth$27source
Premium50,000 emailsmonth$55source
Premium100,000 emailsmonth$105source
Premium250,000 emailsmonth$250source
Premium500,000 emailsmonth$470source
annual payment discountyear10%source
minimum deposit$50source
Starteradditional 1,000 emails1,000 emails$2.24source
Essentialadditional 1,000 emails1,000 emails$2.24source
Essentialadditional 1,000 emails1,000 emails$1.32source
Premiumadditional 1,000 emails1,000 emails$2.24source
Premiumadditional 1,000 emails1,000 emails$1.32source
Premiumadditional 1,000 emails1,000 emails$1.21source
Premiumadditional 1,000 emails1,000 emails$1.09source
Premiumadditional 1,000 emails1,000 emails$1.04source

Capabilities

  • Transactional send
  • Marketing / broadcasts
  • Inbound parsing
  • Templates
  • Batch send
  • Scheduled send
  • SMTP relay
  • Dedicated IP
  • Analytics
Supported actions
send_email, manage_messages, manage_contacts, manage_campaigns, segmentation, manage_templates, get_statistics, track_message_events, manage_webhooks, parse_inbound_email, manage_sender_addresses_and_domains, manage_settings, send_sms [9]
Regions
EU (data stored in Frankfurt, Germany and Saint-Ghislain, Belgium; 2 regions and 6 data centers in Europe), Global (customers worldwide), SMS available in 50+ countries [10]
Input types
JSON, SMTP [11]
Output types
JSON [12]
Webhooks
Yes [13]
Sandbox / test mode
Yes [14]
SDK languages
PHP, Python, Node.js, Java, C#/.NET, Go, Ruby [15]
MCP server
Yes [16]

Trust & compliance

SOC 2
SOC 2 Type II [17]
HIPAA
Yes [18]
GDPR
Yes [19]
ISO 27001
Yes [20]
PCI DSS
Yes [21]
Published SLA
Yes [22]
Known restrictions
Bounces ≤ 5% (calculated on the number of messages that have bounced), Unsubscribes ≤ 1.4% (or 1% if unsubs > clicks), Spam Complaints ≤ 0.08% (calculated on the number of messages reported as spam), Blocks < 20% (calculated on the number of messages blocked), Max 50 messages per single API call, Attachments must not exceed 15 MB, Max 50 elements per array for Messages, Attachments, InlineAttachments, Headers, and Variables, Acquiring or sending to a third-party mailing list is prohibited, You may not sign up or use more than one free account for each of our respective email platforms without prior written consent [23]

Developer surface

Docs rendering: static

Integration

API style
rest
Base URL
https://api.mailjet.com/v3
Version
v3
Versioning
url
Stability
ga
Auth methods
basic
Error format
vendor-specific

SDKs

  • PHP mailjet/mailjet-apiv3-php · repo · updated 2026-05 · 272
  • Python mailjet-rest · repo · updated 2026-06 · 120
  • Node.js node-mailjet · repo · updated 2025-10 · 254
  • Java com.mailjet:mailjet-client · repo · updated 2025-06 · 73
  • C#/.NET Mailjet.Api · repo · updated 2026-05 · 80
  • Go github.com/mailjet/mailjet-apiv3-go · repo · updated 2025-11 · 93
  • Ruby mailjet · repo · updated 2025-11 · 129

Adoption & maturity

Launched
2010-01-01

Other Email APIs

  • Mailgun

    Mailgun is the all-in-one, intelligent email delivery platform trusted by businesses and loved by developers.

    Hybrid · free tier · public pricing · self-serve

  • Amazon Simple Email Service

    Amazon Simple Email Service (Amazon SES) is a cloud-based email service provider that can integrate into any application for high-volume email automation.

    Usage · public pricing · self-serve

  • Brevo

    Brevo is the most intuitive all-in-one customer engagement platform: email and SMS marketing, automation, CRM, live chat, and transactional email.

    Hybrid · free tier · public pricing · self-serve

  • SendGrid

    Email at scale, proven deliverability, and so much more

    Hybrid · public pricing · self-serve

  • MailerSend

    MailerSend is a powerful transactional email system built for developers but designed so non-tech teams can contribute without coding.

    Hybrid · free tier · public pricing · self-serve

  • Postmark

    Fast, Reliable Email Delivery Service

    Hybrid · free tier · public pricing · self-serve

See all Email APIs APIs →

References

Each field above carries a numbered source — hover for a preview, click to jump here.

  1. Description: mailjet.com
  2. Pricing model: mailjet.com
  3. Published pricing: mailjet.com
  4. Free tier: mailjet.com
  5. Free tier details: mailjet.com · documentation.mailjet.com
  6. Self-serve signup: mailjet.com
  7. Requires sales call: mailjet.com
  8. Enterprise plan: mailjet.com
  9. Supported actions: dev.mailjet.com · dev.mailjet.com · dev.mailjet.com
  10. Regions: mailjet.com · mailjet.com · dev.mailjet.com
  11. Input types: dev.mailjet.com
  12. Output types: dev.mailjet.com
  13. Webhooks: dev.mailjet.com · mailjet.com
  14. Sandbox: dev.mailjet.com
  15. SDK languages: dev.mailjet.com
  16. MCP server: documentation.mailjet.com
  17. SOC 2: trust.sinch.com
  18. HIPAA: mailjet.com
  19. GDPR: mailjet.com · mailjet.com
  20. ISO 27001: mailjet.com · mailjet.com
  21. PCI DSS: mailjet.com
  22. Published SLA: mailjet.com
  23. Known restrictions: mailjet.com · dev.mailjet.com

Change history

Every field change, who made it, and when — from our audited data pipeline and editors.

  1. 2026-06-08 Llms Txt Present: (none)No
  2. 2026-06-08 Rendering: (none)static
  3. 2026-06-08 Status Page URL: (none)https://status.mailjet.com
  4. 2026-06-08 Changelog URL: (none)https://www.mailjet.com/releases
  5. 2026-06-08 Docs URL: (none)https://www.mailjet.com/documentation
  6. 2026-06-07 SDK Packages: PHP, Python, Node.js, Java, C#/.NET, Go, RubyPHP, Python, Node.js, Java, C#/.NET, Go, Ruby
  7. 2026-06-07 Summary Md: (none)Mailjet is an email platform for transactional and marketing email, built for d…
  8. 2026-06-07 Auth Methods: (none)basic
  9. 2026-06-07 Auth Docs URL: (none)https://dev.mailjet.com/email/reference/overview/authentication/
  10. 2026-06-07 API Style: (none)rest
  11. 2026-06-07 Base URL: (none)https://api.mailjet.com/v3
  12. 2026-06-07 API Version: (none)v3
  13. 2026-06-07 Versioning Scheme: (none)url
  14. 2026-06-07 Stability: (none)ga
  15. 2026-06-07 SDK Packages: PHP, Python, Ruby, Java, Node.js, Go, C#PHP, Python, Node.js, Java, C#/.NET, Go, Ruby
  16. 2026-06-07 MCP URL: (none)https://github.com/mailgun/mailjet-mcp-server
  17. 2026-06-07 Quickstart URL: (none)https://dev.mailjet.com/email/guides/getting-started/
  18. 2026-06-07 Error Format: (none)vendor-specific
  19. 2026-06-07 Webhook Events URL: (none)https://dev.mailjet.com/email/guides/webhooks/
  20. 2026-06-07 Requires Verification: (none)No
  21. 2026-06-07 SLA URL: (none)https://www.mailjet.com/legal/sla/
  22. 2026-06-07 Data Retention Policy URL: (none)https://www.mailjet.com/legal/privacy-policy/
  23. 2026-06-07 Starting Price Usd: (none)9
  24. 2026-06-07 Price Basis: (none)month
  25. 2026-06-07 Free Tier Limit: (none)6,000 emails/month
  26. 2026-06-07 Launched At: (none)2010-01-01
  27. 2026-06-07 Fields Not Found: (none)ga_date, deprecation_policy_url, rate_limit_requests
  28. 2026-06-07 SDK Languages: PHP, Python, Ruby, Java, Node.js, Go, C#PHP, Python, Node.js, Java, C#/.NET, Go, Ruby
  29. 2026-06-07 SDK Packages: (none)PHP, Python, Ruby, Java, Node.js, Go, C#
  30. 2026-06-07 Capabilities: {"smtp":true,"inbound":true,"analytics":true,"marketing":true,"templates":true,…{"smtp":true,"inbound":true,"analytics":true,"marketing":true,"templates":true,…