Nemotron VoiceChat vs Nemotron Cascade 2 30B A3B
Nemotron Cascade 2 30B A3B comes out ahead, 35 to 31 on our weighted score.
NVIDIANemotron VoiceChat
31/100- ECI—
- PriceFree / Free
- Context128K
- Our pickNVIDIA
Nemotron Cascade 2 30B A3B
35/100- ECI—
- Price—
- Context256K
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Make it a three-way comparison.
Nemotron Cascade 2 30B A3B is our pick
Nemotron Cascade 2 30B A3B is the better all-round choice, scoring 35/100 against Nemotron VoiceChat (31). It leads on context window. The score weighs inputs & features 60%, context window 40%. None of the shared benchmarks cover every model here yet, so capability is left out of this verdict.
- CapabilityNot enough dataNo independent benchmark covers every model here yet
- Lowest priceNemotron VoiceChatNemotron VoiceChat Free per 1M tokens (3:1 blend) · Nemotron Cascade 2 30B A3B unpriced
- Longest contextNemotron Cascade 2 30B A3BNemotron Cascade 2 30B A3B 256,000 · Nemotron VoiceChat 128,000 tokens
- Widest inputsNemotron VoiceChatNemotron VoiceChat: Text, Audio · Nemotron Cascade 2 30B A3B: Text
- Self-hostingAll open weightsEvery model here can be downloaded and run on your own hardware
| Measure | Weight | Nemotron VoiceChat | Nemotron Cascade 2 30B A3B |
|---|---|---|---|
| Inputs & features | 60% | 35 | 35 |
| Context window | 40% | 24 | 36 |
| Overall | 100% | 31/100 | 35/100 |
Left out because at least one model lacks the data: capability and price. The remaining weights were rescaled.
Every spec in one table
Highlighted cells lead their row. Dashes mean the data is not published.
| Specification | Nemotron VoiceChatNVIDIA | Nemotron Cascade 2 30B A3BNVIDIA |
|---|---|---|
| Capability | ||
| Capabilities Index (ECI) | — | — |
| ECI rank | — | — |
| Price per million tokens | ||
| Input | Free | — |
| Output | Free | — |
| Cached input | — | — |
| Blended (3:1) | Free | — |
| Long-context rate | Same rate | — |
| Price source | Official Nvidia API | — |
| Limits | ||
| Context window | 128,000 tokens | 256,000 tokens (best) |
| Max output | 8,192 tokens | 32,768 tokens (best) |
| Inputs and features | ||
| Text | Yes | Yes |
| Images | No | No |
| PDFs | No | No |
| Audio | Yes | No |
| Video | No | No |
| Reasoning | No | Yes |
| Tool calling | Yes | Yes |
| Structured output | No | No |
| Availability | ||
| Weights | Open | Open |
| API model ID | nvidia/nemotron-voicechat | — |
| API providers | 1 | — |
| Released | Mar 16, 2026 | Mar 24, 2026 |
| Knowledge cutoff | — | — |
What would a month cost?
Enter your expected volume in millions of tokens. List prices only; caching and batch discounts would lower these.
- Nemotron VoiceChatFree
- Nemotron Cascade 2 30B A3B—
Which should you choose?
Which is better: Nemotron VoiceChat or Nemotron Cascade 2 30B A3B?
Nemotron Cascade 2 30B A3B is the better all-round choice, scoring 35/100 against Nemotron VoiceChat (31). It leads on context window. The score weighs inputs & features 60%, context window 40%. None of the shared benchmarks cover every model here yet, so capability is left out of this verdict.
Which is cheaper, Nemotron VoiceChat or Nemotron Cascade 2 30B A3B?
Nemotron VoiceChat is cheaper at Free input / Free output per million tokens (official Nvidia API price). . Nemotron VoiceChat is listed as free. Nemotron Cascade 2 30B A3B has no published per-token price.
Which scores higher on benchmarks?
There is no independent benchmark that covers both models yet. Nemotron VoiceChat has not been scored yet and Nemotron Cascade 2 30B A3B has not been scored yet.
Which is better for coding?
There are no published SWE-bench Verified results for Nemotron VoiceChat and Nemotron Cascade 2 30B A3B yet, so there is no like-for-like coding score. Test both on a sample of your own tasks. Both support tool calling for agent workflows.
Which has the bigger context window?
Nemotron Cascade 2 30B A3B has the largest context window at 256,000 tokens, against 128,000 for Nemotron VoiceChat. Maximum output per response: Nemotron VoiceChat up to 8,192, Nemotron Cascade 2 30B A3B up to 32,768 tokens.
Which can read images, PDFs, audio or video?
Nemotron VoiceChat accepts text and audio; Nemotron Cascade 2 30B A3B accepts text. Nemotron VoiceChat handles the widest range of inputs.
Are any of these open source?
Yes, both publish their weights, so you can self-host them.
Which is newer?
Nemotron Cascade 2 30B A3B is the newest, released Mar 24, 2026. Nemotron VoiceChat came out Mar 16, 2026.
How do you decide the winner?
Each model gets a 0–100 score on capability (50%, independent benchmark results); price (25%, blended price per million tokens (3 input : 1 output), log scale); inputs & features (15%, image, PDF, audio and video input, tool calling, structured output and reasoning); context window (10%, maximum tokens per request, log scale). Dimensions missing for any model are dropped and the remaining weights rescaled, so every model is judged on the same evidence. Specs and prices come from public model listings and the labs’ own API pages; capability scores come from independent benchmark runs. Data updated Oct 4, 2026.
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