Forum Discussion

Copper Contributor

Feb 03, 2020

Microsoft Azure TTS Cognitive Service Voice Limit Issue

I am very new to learn cognitive services of Text-to-Speech (TTS) of Microsoft Azure. I successfully able to convert the given text into an audio file by using TTS services of Azure.It works fine wh...

nirobert

MCT

Sep 17, 2020

ArsmanAhmad this limit has been detailed in the documentation, under "Quotas and limits" section:

https://docs.microsoft.com/en-us/azure/cognitive-services/speech-service/speech-services-quotas-and-limits#text-to-speech-quotas-and-limits-per-speech-resource

Now, for HTTP-specific quotas, the limit is:

"Max number of distinct <voice> tags in SSML: 50"

I face the same 5 voices limit previously this year when manipulating SSML. I guess they improved the limit since your tests