AI Voice, Audio & Text-to-Speech
Azure AI Speech
Microsoft's speech API with a perpetual monthly free tier for TTS and transcription.
Free tierapi
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DEV-TOP · horizontalWhat it does
Azure AI Speech provides text-to-speech, speech-to-text, and speech translation via API, with a free tier (F0) that includes a recurring monthly allowance rather than a time-limited trial, alongside paid tiers for higher volume.
This is a direct link to Azure AI Speech — we don't currently earn anything from it.
Free tier reality
A free (F0) tier includes a recurring monthly allowance of speech synthesis and transcription.
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DEV-MID · rectangleKey features
- Neural TTS voices
- Speech-to-text transcription
- Real-time speech translation
- Custom voice training (paid)
Best for
- Developers building speech features who want an ongoing free API tier
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Speechify
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DEV-BOTTOM · horizontalAzure AI Speech FAQ
Questions about this tool
Is Azure AI Speech free?
Yes — A free (F0) tier includes a recurring monthly allowance of speech synthesis and transcription.
What is Azure AI Speech best for?
Developers building speech features who want an ongoing free API tier
What platforms does Azure AI Speech run on?
Azure AI Speech is available on: api.