Made by devs. For devs.
The easy way to confirm emails.
Do it in just two steps
With DerxAPI
Use one endpoint to send the email and another to validate the code entered by your user.
Done in under 5 minutes
Traditional method
Set up an SMTP server, domain, database, and write a lengthy codebase.
Takes around 2 hours
Why use DerxAPI?
Save time and keep
your application simple.
Save your time
Implement our API in under 5 minutes in any programming language.
Save resources
Skip using SMTP servers, databases, and developing your own system.
Track your usage
Use our dashboard to monitor the usage of codes sent to your users.

Select language
Send emails in the language you prefer to improve your user experience. English, Spanish and Portuguese are available.
Use ready-made templates
Don't worry about the HTML of your email. Use the 3 templates created and tested to be compatible with all email clients.
Select code format
The developer can choose the format of the code sent between letters and numbers, just numbers or just letters.
Choose your best plan
Choose the plan you need
Create your account and choose your plan to start saving
time and implement our API in under 5 minutes.
Free
Perfect for those who want to test DerxAPI and learn about our API.
Send up to 50 codes per month
Access to one template
Templates without translations
Only one code format available
Basic
For developers launching a new product.
Send up to 1,000 codes per month
Access to all templates
Templates without translations
All code formats available
Inter
For products with a high registration rate and international users.
Send up to 10,000 codes per month
Access to all templates
Templates with translations in English, Spanish, and Portuguese
All code formats available