Text-to-speech Limits for Cloud Providers
Limits change from time to time however it is good to know what the limits are (were)
Microsoft
Max Audio length produced per turn 10 min/64kB
Functional testing example: 4 speech nodes in a row containing 7200 characters each - You need to wait a few seconds for processing but it works well overall.
Amazon (Polly)
Allows synthesis of 3000 characters as maximum for a speech node
Allows synthesis of 5000 characters as maximum for a speech node
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