Understanding Sitecore Stream API and Its Role in Language Translation

Sitecore’s Stream API is one of the latest innovations introduced in Sitecore XM Cloud, enabling faster and more flexible content delivery. It provides a modern, high-performance API that streams content directly at the component level, allowing front-end applications like Next.js or Vercel-hosted sites to fetch only the data they need — in real time.

While the Stream API does not translate content automatically, it seamlessly supports multilingual delivery. This means if your Sitecore content items have versions in multiple languages (e.g., English, Arabic, Chinese, Japanese), the Stream API can automatically deliver the correct localized version based on the language context of the request.

For automatic translation, you can integrate the Stream API with Azure Cognitive Services Translator or other AI-based translation engines. This approach allows you to:

• Automatically translate editorial content into multiple languages.

• Store the translated versions as separate language variants within Sitecore.

• Deliver localized content efficiently through the Stream API to your front-end application.

In short, the Stream API acts as the real-time multilingual content delivery layer, while external AI translation services handle the actual language conversion and localization.