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Microsoft Foundry Blog
4 MIN READ

Introducing Post-Stream Refinement: Higher-Accuracy Real-Time Transcription

SolarRezaei's avatar
SolarRezaei
Icon for Microsoft rankMicrosoft
Apr 30, 2026
Real-time speech recognition has always been defined by a fundamental trade-off: speed versus accuracy. Applications that need instant, streaming transcription — live captions, voice agents, real-tim...
Updated Apr 23, 2026
Version 1.0
anne-tech's avatar
anne-tech
Copper Contributor
May 04, 2026

It would be great to try this out but I can't find any information on which regions it's available in. I've tried a couple of different regions and got an error e.g. PostRefinement is not supported in region 'ProductionWEU'.