TTS is Microsoft's text to speech model. Microsoft Azure's text-to-speech service providing neural voice synthesis across a wide range of languages and voice styles.
Specifications
Canonical IDmicrosoft-tts
TypeText to Speech
StatusActive
CreatorMicrosoftMicrosoft
Providers
Input ModalitiesText
Output ModalitiesAudio

Capabilities

Input1/5
Text✓
Image·
Audio·
Video·
PDF·
Output1/5
Text·
Image·
Audio✓
Video·
Embedding·
Capabilities0/13
Reasoning·
Adaptive Reasoning·
Function Calling·
Parallel Function Calling·
Structured Outputs·
Native JSON Schema·
Web Search·
URL Context·
Computer Use·
Code Execution·
File Search·
Prompt Caching·
Assistant Prefill·

Pricing by Provider

US Dollar ($)
Per 1M tokens
ProviderStandard
Audio In
$ / 1K chars
Azure AI Foundry logo
Azure AI Foundry
azure/speech/azure-tts
$0.015

Cost Calculator

US Dollar ($)
Preset:

Versions

VersionReleasedContextInput / 1MOutput / 1MStatus
Inworld Realtime TTS 2————Available
Realtime TTS-2————Available
Realtime TTS-2 Research Preview————Available
Soniox TTS 2 RT————Available
Step TTS 2————Available
StyleTTS 2————Available
TTS HD 2.5————Available
VoxCPM2————Available
TTS 1—$15.00—Deprecating
TTS 1 HD—$30.00—Deprecating
TTS————Current

Model IDs

azure-neural
azure/speech/azure-tts
microsoft-tts