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TTS HD 2.5


TTS HD 2.5 is Microsoft logoMicrosoft's text to speech model. A high-definition Azure TTS model at version 2.5, delivering premium audio quality for natural-sounding speech synthesis.
Spec
Canonical IDmicrosoft-tts-2-5-hd
TypeText to Speech
StatusActive
CreatorMicrosoftMicrosoft
Input ModalitiesText
Output ModalitiesAudio
Elo Rating
1119
#104

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·

Versions

VersionReleasedContextInput / 1MOutput / 1MStatus
TTS HD 2.5Current
Step TTS 2Available
StyleTTS 2Available
Inworld TTS 1 MaxAvailable
Inworld TTS 1.5 MaxAvailable
Inworld TTS 1.5 MiniAvailable
TTS 1$0.000$0.000Available
TTS 1 HD$0.000$0.000Available
Azure NeuralAvailable
Inworld TTS 1Available
LMNTAvailable

Model IDs