Sendinblue

API

API for marketing & transactional email, SMS solutions

Overview

The Sendinblue API is a RESTful service for managing marketing/transactional emails and SMS. It offers endpoints for sending transactional messages, creating/scheduling campaigns, managing contact lists, and retrieving engagement analytics (opens, clicks, deliverability). Responses are JSON-formatted. Use cases include e-commerce order confirmations, SaaS password resets, targeted marketing campaigns, and time-sensitive SMS alerts. Authentication uses API keys, with scalable plans for varying volume needs.

Example Integration (JavaScript)

script.js JS


fetch('https://developers.sendinblue.com/docs')
  .then(res => res.json())
  .then(data => console.log(data))
  .catch(err => console.error(err));

Key Features

RESTful API
JSON response format
API key authentication
Email & SMS support
Campaign management
Analytics tracking
Contact list management

Frequently Asked Questions

? Is Sendinblue API free to use?

Yes, it offers a free tier with limited monthly emails/SMS; paid plans unlock higher volumes and advanced features.

? Does it require an API Key?

Yes, authentication uses API keys generated from the Sendinblue dashboard.

? What is the response format?

All API responses are in JSON format for easy parsing and integration.

Top Alternatives

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Tool Info

Pricing Freemium

Category Email

Platform Public API

Pros

⊕ Easy integration with comprehensive docs
⊕ Multi-channel (email/SMS) capabilities
⊕ Free tier available
⊕ Scalable for high-volume communications
⊕ Detailed engagement metrics

Cons

⊖ Rate limits depend on subscription plan
⊖ Advanced features locked behind paid tiers
⊖ No anonymous access (API key required)