Limits

Limits applied Edge Functions in Supabase's hosted platform.

Maximum Memory: 256MB
Maximum Duration (Wall clock limit): This is the duration an Edge Function worker will stay active. During this period, a worker can serve multiple requests or process background tasks.
- Free plan: 150s
- Paid plans: 400s
Maximum CPU Time: 2s (Amount of actual time spent on the CPU per request - does not include async I/O.)
Request idle timeout: 150s (If an Edge Function doesn't send a response before the timeout, 504 Gateway Timeout will be returned)
Maximum Function Size: 20MB (After bundling using CLI)
Maximum log message length: 10,000 characters
Log event threshold: 100 events per 10 seconds

Outgoing connections to ports 25 and 587 are not allowed.
Serving of HTML content is only supported with custom domains (Otherwise GET requests that return text/html will be rewritten to text/plain).
Web Worker API (or Node vm API) are not available.
Node Libraries that require multithreading are not supported. Examples: libvips, sharp.