GPT-5.4 vs Nemotron 3.5 Lightning (30B A3B): Specs & Benchmark Comparison
| Characteristic | GPT-5.4 | Nemotron 3.5 Lightning (30B A3B) |
|---|---|---|
| Company | OpenAI | NVIDIA |
| Release Date | March 5, 2026 | August 11, 2026 |
| Parameters | — | 30B |
| Multimodal | Yes | No |
| Context (input) | 1.0M | 262K |
| Context (output) | 128K | 262K |
| Input Price / 1M | $2.50 | $0.05 |
| Output Price / 1M | $15.00 | $0.20 |
| Average Score | 0.9 | 0.8 |
| Benchmarks | ||
| GPQA | 0.9 | 0.8 |
Visual Benchmark Comparison
GPT-5.4
Nemotron 3.5 Lightning (30B A3B)
GPQA0.9 vs 0.8
0.9
0.8
Verdict
Nemotron 3.5 Lightning (30B A3B) leads in 2 out of 4 comparison categories.
Overall Performance
Both models show comparable average scores: GPT-5.4 — 0.9, Nemotron 3.5 Lightning (30B A3B) — 0.8.
API Cost
Nemotron 3.5 Lightning (30B A3B) is 70.0x cheaper: input $0.05/1M vs $2.50/1M tokens.
Context Window
GPT-5.4 supports a larger context: 1M vs 262K tokens.
Recency
Nemotron 3.5 Lightning (30B A3B) is newer: released 8/11/2026 vs 3/5/2026.
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Frequently Asked Questions
Which is better for coding — GPT-5.4 or Nemotron 3.5 Lightning (30B A3B)?
Direct comparison on the SWE-Bench benchmark is not available. We recommend reviewing other metrics on the comparison page.
Which model is cheaper — GPT-5.4 or Nemotron 3.5 Lightning (30B A3B)?
Nemotron 3.5 Lightning (30B A3B) is cheaper for input: $0.05 per 1M tokens vs $2.50.
Which has a larger context window — GPT-5.4 or Nemotron 3.5 Lightning (30B A3B)?
GPT-5.4 supports a larger context: 1,000,000 tokens vs 262,100.
The GPT-5.4 and Nemotron 3.5 Lightning (30B A3B) comparison is updated for 2026. Data includes benchmark results, API pricing, context window size and other specifications. For more detailed information, visit the GPT-5.4 or Nemotron 3.5 Lightning (30B A3B) page. See also the complete list of AI model comparisons.