NVIDIA Nemotron 3 Ultra 550B A55B BF16 vs GPT-5.4 Mini
Model Markets Rankings
Intelligence, Cost, and Efficiency
| Ranking | NVIDIA-Nemotron-3-Ultra-550B-A55B-BF16 | GPT-5.4 Mini |
|---|---|---|
| IntelligenceHigher is better · MM Intelligence v1.2 | UnrankedNot in the 22-model eligible cohort | #20 of 2220.2 score |
| CostLower is better · Published-token output estimate | UnrankedNot in the 36-model eligible cohort | #26 of 36$0.214 per LiveBench case |
| EfficiencyHigher is better · MM Efficiency v1.0 | UnrankedNot in the 22-model eligible cohort | #22 of 2225.3 score |
Ranks come from the current complete eligible cohorts. Green highlights appear only when both models are ranked in the same metric. Missing required inputs remain unranked, and the three dimensions are not collapsed into an overall winner.
Benchmark Performance
Available Benchmarks
Technical Differences
Side-by-Side Facts
| Field | NVIDIA-Nemotron-3-Ultra-550B-A55B-BF16 | GPT-5.4 Mini |
|---|---|---|
| Developer | NVIDIA | OpenAI |
| Family | Nvidia Nemotron 3 Ultra 550b A55b Bf16 | Gpt 5 4 |
| Model | NVIDIA-Nemotron-3-Ultra-550B-A55B-BF16 | GPT-5.4 Mini |
| Version | NVIDIA-Nemotron-3-Ultra-550B-A55B-BF16 | GPT-5.4 Mini |
| Lifecycle | active | active |
| Released | 2026-06-04 | 2026-03-17 |
| Knowledge cutoff | Unknown | 2025-08-31 |
| Input modalities | Text | Text, Image |
| Output modalities | Text | Text |
| Context window | 262K | 400K |
| Total parameters | 560.5B | Unknown |
| Active parameters | 55B | Unknown |
| License | other | Unknown |
| Open weights | Yes | No |
| API available | Yes | Yes |
| Self-hostable | Yes | No |
| Provider access | Fireworks Ai (Standard), Hugging Face (Standard), Openrouter (Standard) | Openai (Standard), Openrouter (Standard) |
| Capabilities | chat, generation, reasoning, tools | chat, generation, reasoning, structured_outputs, tools |
14 comparable fields · 11 material differences · Pair passes the primary-source comparison gate
NVIDIA Nemotron 3 Ultra 550B A55B BF16 Capabilities
GPT-5.4 Mini Capabilities
Internal Comparison Graph
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Primary Evidence
Sources and Freshness
Questions
NVIDIA Nemotron 3 Ultra 550B A55B BF16 vs GPT-5.4 Mini FAQs
Is NVIDIA Nemotron 3 Ultra 550B A55B BF16 or GPT-5.4 Mini better for coding?+
This comparison does not currently contain a protocol-matched coding benchmark for both NVIDIA Nemotron 3 Ultra 550B A55B BF16 and GPT-5.4 Mini, so Model Markets cannot name a coding leader from pricing, context size, or capability labels alone.
Which is cheaper, NVIDIA Nemotron 3 Ultra 550B A55B BF16 or GPT-5.4 Mini?+
NVIDIA Nemotron 3 Ultra 550B A55B BF16 is $0.50 and GPT-5.4 Mini is $0.75 per million tokens, so NVIDIA Nemotron 3 Ultra 550B A55B BF16 is cheaper on this metric. NVIDIA Nemotron 3 Ultra 550B A55B BF16 is $2.20 and GPT-5.4 Mini is $4.50 per million tokens, so NVIDIA Nemotron 3 Ultra 550B A55B BF16 is cheaper on this metric.
Which has a larger context window, NVIDIA Nemotron 3 Ultra 550B A55B BF16 or GPT-5.4 Mini?+
GPT-5.4 Mini has the larger sourced context window. NVIDIA Nemotron 3 Ultra 550B A55B BF16 supports 262K and GPT-5.4 Mini supports 400K.
Which performs better in benchmarks, NVIDIA Nemotron 3 Ultra 550B A55B BF16 or GPT-5.4 Mini?+
There is no overall benchmark winner: At least two independently verified, protocol-matched benchmarks are required for an overall winner.
Can NVIDIA Nemotron 3 Ultra 550B A55B BF16 or GPT-5.4 Mini be self-hosted?+
NVIDIA Nemotron 3 Ultra 550B A55B BF16 is the only model in this pair currently marked as self-hostable. NVIDIA Nemotron 3 Ultra 550B A55B BF16 is open weight; GPT-5.4 Mini is not marked open weight.
Can NVIDIA Nemotron 3 Ultra 550B A55B BF16 and GPT-5.4 Mini understand images?+
NVIDIA Nemotron 3 Ultra 550B A55B BF16 is not documented with image input; GPT-5.4 Mini is documented with image input. This reflects supported input modalities, not vision quality.
Which can generate longer answers, NVIDIA Nemotron 3 Ultra 550B A55B BF16 or GPT-5.4 Mini?+
Neither has a larger sourced maximum output. NVIDIA Nemotron 3 Ultra 550B A55B BF16 is — and GPT-5.4 Mini is 128K.
Do NVIDIA Nemotron 3 Ultra 550B A55B BF16 and GPT-5.4 Mini support reasoning and tool use?+
NVIDIA Nemotron 3 Ultra 550B A55B BF16: reasoning and tool calling. GPT-5.4 Mini: reasoning, tool calling, and image input. Feature support does not establish relative quality.
Which is available from more inference providers, NVIDIA Nemotron 3 Ultra 550B A55B BF16 or GPT-5.4 Mini?+
NVIDIA Nemotron 3 Ultra 550B A55B BF16 has 3 sourced provider routes; GPT-5.4 Mini has 2, so NVIDIA Nemotron 3 Ultra 550B A55B BF16 has broader tracked availability.
Which offers better value, NVIDIA Nemotron 3 Ultra 550B A55B BF16 or GPT-5.4 Mini?+
There is no universal value winner. Compare the input and output prices above with the matched benchmark result for your workload: cheaper tokens can be offset by different quality, token usage, latency, or provider availability.