Streaming Audio

Compare Flux to Nova-3

Compare Flux to Nova-3 to understand the differences so you can choose the right model for your use case.

Feature Matrix Comparison

It’s important to understand the differences between Flux and Nova-3 so you can choose the right model for your use case. Below is a feature matrix comparison to help you understand the differences.

Use Cases

FeatureFluxNova-3
Voice Agents✅✅
IVR Systems✅✅
Agent Assist✅✅
Real-time Transcription✅✅
Meeting Transcription🚫✅
Event Captioning🚫✅
Pre-recorded Audio🚫✅
Call Analytics🚫✅

Language Support

FeatureFluxNova-3
English✅✅
Multilingual (10 languages)✅ flux-general-multi (Language Prompting)✅ See language support
54 languages🚫✅
Language controllanguage_hint parameterlanguage parameter
Code-switching✅ Native with flux-general-multi✅ With language=multi

Technical Details

FeatureFluxNova-3
Self-hosted Availability✅✅
Endpoint/v2/listen/v1/listen

Conversation Features

FeatureFluxNova-3
Start of Turn✅🚫
Speech Resumed✅🚫
End of Turn✅🚫
Eager End of Turn✅🚫

Transcription Features

FeatureFluxNova-3
Word Times🚫✅
Smart Formatting🚫✅
Speaker Diarization🚫✅
Filler Words✅ Transcribed by default🚫
Profanity Filtering🚫✅
Redaction🚫✅
Find and Replace🚫✅
Keyterm Prompting✅✅
Search🚫✅
Turn-based Transcription✅🚫

Connection Management

FeatureFluxNova-3
Endpointing + Utterance End✅ (Replaced by model integrated turn detection)✅
Interim Results✅ (Replaced by Update Messages)✅
Keep Alive✅ (Replaced by pings, 60s timeout)✅ (12s timeout)