# Mailjet

**Canonical:** https://apis.io/providers/mailjet/  
**Website:** https://dev.mailjet.com/  
**APIs profiled:** 8

Mailjet is an email service provider offering a powerful REST API for sending transactional and marketing emails. It provides an easy-to-integrate API with support for PHP, Python, Ruby, Java, Node.js, C#, and Go, along with SMTP relay and real-time email tracking.

## Kin Score — 39.3 / 100 (developing)

Scored 2026-08-21 under rubric 0.12.0. Trend: flat (+0.0 from 39.3).

| Facet | Score |
|---|---|
| Discoverability | 74.1 |
| Contract Quality | 55.9 |
| Governance | 0.0 |
| Contract Governance | 0.0 |
| Operational Transparency | 10.5 |
| Developer Ergonomics | 28.6 |
| Commercial Clarity | 53.9 |
| Access Clarity | 53.9 |

## Agent readiness — 29.1 (agent-aware)

| Dimension | Value |
|---|---|
| Spec Presence | yes |
| Agentic Access | derived |
| Reversibility Documented | no |
| MCP Server | no |
| Auth Clarity | yes |
| Idempotency | no |
| Error Semantics | no |
| OpenAPI Examples | no |
| Rate Limit Signal | documented |
| Event Surface Described | no |
| Agent Skills | no |
| Well Known Catalog | no |
| Consent Identity | no |
| Agent Card | no |
| Dry Run Mode | no |

## Access

Freemium · Self-serve signup — onboarding: self-serve, pricing: freemium, trial: no (confidence: high).

## APIs (8)

- **Mailjet Campaigns API** — Manage campaigns and drafts
- **Mailjet Contact Lists API** — Manage contact lists and recipients
- **Mailjet Contacts API** — Manage contacts and properties
- **Mailjet Event API** — Retrieve real-time event data
- **Mailjet Send API** — Send transactional and marketing emails
- **Mailjet Senders API** — Manage verified sender addresses
- **Mailjet Statistics API** — Retrieve aggregated sending statistics
- **Mailjet Templates API** — Manage reusable email templates

## Agentic access (1)

- **Mailjet Agentic Access** — 20 operations · 10 acting

## Security (2)

- **Mailjet Authentication** — http · 1 scheme
- **Mailjet Domain Security** — TLSv1.3 · DNSSEC · DMARC

## Plans (1)

- **Mailjet Plans Pricing**

## Tags

Email, Email Delivery, Marketing Email, SMTP, Transactional Email

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/providers/mailjet/). Scores are computed from the provider's own public artifacts under a published rubric.