Evolution API en Railway: Conecta WhatsApp a n8n SIN Pagar por Mensaje

This tutorial demonstrates the process of deploying Evolution API on the Railway cloud platform to integrate WhatsApp functionality without incurring per-message costs. The setup involves scanning a QR code to establish the connection, as detailed in this lesson, which is part of a broader free infrastructure course utilizing Railway for deployment.

Specifically, the guide details connecting the self-hosted Evolution API instance with automation tools such as n8n and customer support platforms like Chatwoot. The content notes that Evolution API utilizes an unofficial WhatsApp connection method and advises adherence to best practices outlined in the video to mitigate risks associated with account suspension.

The video is presented as the fifth lesson in a series focusing on AI infrastructure and the practical application of platforms like Railway for hosting development tools.