Smart Content Delivery Network

Supabase's Smart CDN automatically synchronizes asset metadata to the edge, ensuring content is quickly delivered and remains up-to-date without manual intervention.

Key features

1. Automatic cache revalidation: Invalidates CDN cache when assets are changed or deleted.
2. Improved cache hit rate: Shields origin server from unchanged asset requests, even with different query strings.
3. Long-term edge caching: Stores assets on the CDN for extended periods while maintaining freshness.
4. Flexible browser caching: Control browser cache duration using the cacheControl option.
5. Rapid propagation: Changes reflect across global data centers within 60 seconds.
6. Cache bypass option: Use unique query strings to fetch directly from the origin when needed.

Benefits:

• Content freshness: Users always receive the most recent version of assets.
• Reduced origin load: Minimize requests to the origin server by optimizing edge caching.
• Improved user experience: Deliver fast-loading, up-to-date content globally.
• Cost optimization: Reduce egress costs by serving more content from the edge.

The Smart CDN feature is valuable for:

• Dynamic websites with frequently updated content
• E-commerce platforms with real-time inventory updates
• News and media sites delivering the latest information
• Applications with rapidly changing user-generated content
• Global platforms requiring both speed and content accuracy

Supabase's Smart CDN optimizes both performance and content accuracy, providing a superior user experience for applications with dynamic or frequently updated content, without the complexity of manual cache management.