Amazon API Gateway now supports response streaming for REST APIs
News
This article announces response streaming support for Amazon API Gateway REST APIs, enabling progressive payload delivery to clients as data becomes available.
- Streams responses progressively without buffering complete payloads first
- Improves time-to-first-byte (TTFB) performance for better responsiveness
- Extends integration timeouts up to 15 minutes for complex operations
- Supports payloads larger than 10 MB without workarounds
- Works with Lambda, HTTP proxy, and private integrations
- Particularly beneficial for generative AI applications with real-time responses
- Available in all AWS Regions including GovCloud
Response streaming enhances API Gateway functionality for real-time applications and large data transfers.
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