Compare Flux to Nova-3
Feature Matrix Comparison
Section titled “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
Section titled “Use Cases”| Feature | Flux | Nova-3 |
|---|---|---|
| Voice Agents | ✅ | ✅ |
| IVR Systems | ✅ | ✅ |
| Agent Assist | ✅ | ✅ |
| Real-time Transcription | ✅ | ✅ |
| Meeting Transcription | 🚫 | ✅ |
| Event Captioning | 🚫 | ✅ |
| Pre-recorded Audio | 🚫 | ✅ |
| Call Analytics | 🚫 | ✅ |
Language Support
Section titled “Language Support”| Feature | Flux | Nova-3 |
|---|---|---|
| English | ✅ | ✅ |
| Multilingual (10 languages) | ✅ flux-general-multi (Language Prompting) |
✅ See language support |
| Monolingual languages | 🚫 | ✅ Full list |
| Language control | language_hint parameter |
language parameter |
| Code-switching | ✅ Native with flux-general-multi |
✅ With language=multi |
Technical Details
Section titled “Technical Details”| Feature | Flux | Nova-3 |
|---|---|---|
| Self-hosted Availability | ✅ | ✅ |
| Endpoint | /v2/listen |
/v1/listen |
Conversation Features
Section titled “Conversation Features”| Feature | Flux | Nova-3 |
|---|---|---|
| Start of Turn | ✅ | 🚫 |
| Speech Resumed | ✅ | 🚫 |
| End of Turn | ✅ | 🚫 |
| Eager End of Turn | ✅ | 🚫 |
Transcription Features
Section titled “Transcription Features”| Feature | Flux | Nova-3 |
|---|---|---|
| Word Times | ✅ | ✅ |
| Smart Formatting | 🚫 | ✅ |
| Numerals | ✅ | ✅ |
| Speaker Diarization | 🚫 | ✅ |
| Filler Words | ✅ Transcribed by default | 🚫 |
| Profanity Filtering | 🚫 | ✅ |
| Redaction | ✅ Numbers only | ✅ |
| Find and Replace | 🚫 | ✅ |
| Keyterm Prompting | ✅ | ✅ |
| Search | 🚫 | ✅ |
| Turn-based Transcription | ✅ | 🚫 |
Connection Management
Section titled “Connection Management”| Feature | Flux | Nova-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) |