MiniMax Speech HD 2.8 is MiniMax's text to speech model. A high-definition TTS model at version 2.8 from MiniMax's Speech series, offering improved audio fidelity and naturalness over earlier HD releases.
Specifications
Canonical IDminimax-speech-2-8-hd
TypeText to Speech
StatusActive
CreatorMiniMaxMiniMax
Input ModalitiesText
Output ModalitiesAudio
Benchmarks
Elo Rating
#136

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
MiniMax Speech HD 2.8Current
MiniMax Speech 2 HDAvailable
MiniMax Speech 2 TurboAvailable
MiniMax Speech 2.6Available
MiniMax Speech HD 2.6Available
MiniMax Speech Turbo 2.6Available
MiniMax Speech Turbo 2.8Available
Fish Audio S2.1 ProAvailable
Fish Audio S2.1 Pro FreeAvailable
Fish Audio Speech 1.5Available
Fish Audio S2 ProAvailable

Model IDs

minimax-speech-2-8-hd
speech-2-8-hd