isend.ai is the email API built for developers who just want to send — fast.
Ship emails with minimal setup, no lock -in, and full control.Connect your provider, manage templates in a clean dashboard, and send emails with a single API call across any stack.

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Quickstart

Get up and running with isend.ai in minutes.Pick your stack below for step-by-step integration guides.

PHP Quickstart

Send emails using the isend.ai PHP SDK.

Node.js Quickstart

Integrate isend.ai into your Node.js app.

Python Quickstart

Use the isend.ai Python SDK to send emails with ease.

Java Quickstart

Build email automation in Java using isend.ai.

Ruby Quickstart

Deliver emails with the isend.ai Ruby SDK.