Run email campaigns automatically, securely and quickly with Truesend's powerful Email API systems. From welcome emails and transactional emails, you get everything in one place.
The email API service helps you deliver the right message at the right time without manual effort.
Are you a developer looking for speed, flexibility, and reliability? You are at the right platform. Email API is the real solution for you. How? Take a look!
Speed is the key for developers. The Email API services at Truesend work hard to get every email to the users' inboxes right when it should.
Learn MoreNot just one; we have numerous templates that you can create instantly with the help of Handlebars or Liquid syntax and manage without touching application code through the API.
View TemplatesOpens, clicks, bounces, and unsubscribes- you get the instant notification. Use webhook data to lead automation workflows or decide actions.
Explore WebhooksAt Truesend, a single email API request helps you send bulk emails with a personalized touch. Easily customize every email with user-specific details.
Batch DocsWe have an intelligent retry system that fights your temporary delivery issues. It aims to deliver your email successfully with repeated effort.
Learn MoreTrack campaign performance and every email activity with detailed real-time analytics. Marketers know the open rates, click data, deliverability checks, and per-email output directly via email API.
Explore AnalyticsEasy to attach multiple documents like PDFs, invoices, and images to your transactional emails. Inline image support keeps your visuals rendering exactly as designed.
Learn MoreSecure your email infrastructure with our API keys, IP allowlisting, OAuth 2.0 authentication, and scoped access tokens. Give the right people the right level of access.
Security DocsManage different sending domains, clients, as well as projects from a single parent account. It works perfectly for different agencies, SaaS platforms, and white-label products that wish for isolated sending environments.
Learn MoreOur developer-friendly SDKs and detailed documentation simplify the email integration into your application. Start sending emails today without delays.
Just a single command, and you are ready to install the SDK via package managers like npm, pip, composer, gem, or go get.
Copy your API key from your dashboard, connect your app, and you're ready to send emails through our API securely.
# Install via npm npm install @truesend/node # Set your API key export TRUESEND_API_KEY="ts_live_xxxxxxxxxxxx" # Run the test script node send-email.js
import { TrueSend } from '@truesend/node'; const ts = new TrueSend({ apiKey: process.env.TRUESEND_API_KEY });
Our REST API is simple to use. You can smoothly integrate your system with email marketing with clear documentation. Fuel your email campaign with confidence.
With structured versioning and clear documentation, developers can confidently build integrations knowing future updates won’t disrupt existing implementations.
Our Webhook keeps you updated with instant notifications. You get real-time reports of email delivery, opens, clicks, bounces, and unsubscribe rates. Webhooks help you automate workflows, update your CRM, and set up follow-up actions.
Triggered when a recipient opens your email on any device or email client.
A tracked link in your email is clicked
Confirmed delivery to recipient inbox
We provide enterprise-level security standards for your API credentials, subscriber data, and sending reputation so that you can just relax and focus on email marketing.
You can create API keys with granular permissions and rotate them instantly. No need to break your integrations.
We sign every webhook with HMAC-SHA256. It helps marketers verify that it actually came from us before they start it.
Safety comes first, so you can limit the API access to only the IP addresses you trust. You can keep unwanted requests out from the start.
We encrypt all data moving between your app and our email API with TLS 1.3. We ensure that your data stays protected in transit.
Start free and grow without limits. Every plan comes with generous API rate limits and the ability to request increases for high-volume use cases.