GPT-5.1 Thinking vs Nemotron 3.5 Lightning (30B A3B): Specs & Benchmark Comparison
| Characteristic | GPT-5.1 Thinking | Nemotron 3.5 Lightning (30B A3B) |
|---|---|---|
| Company | OpenAI | NVIDIA |
| Release Date | November 11, 2025 | August 11, 2026 |
| Parameters | — | 30B |
| Multimodal | Yes | No |
| Context (input) | 256K | 262K |
| Context (output) | 128K | 262K |
| Input Price / 1M | $3.00 | $0.05 |
| Output Price / 1M | $12.00 | $0.20 |
| Average Score | 0.9 | 0.8 |
| Benchmarks | ||
| GPQA | 0.9 | 0.8 |
Visual Benchmark Comparison
Verdict
Nemotron 3.5 Lightning (30B A3B) leads in 3 out of 4 comparison categories.
Both models show comparable average scores: GPT-5.1 Thinking — 0.9, Nemotron 3.5 Lightning (30B A3B) — 0.8.
Nemotron 3.5 Lightning (30B A3B) is 60.0x cheaper: input $0.05/1M vs $3.00/1M tokens.
Nemotron 3.5 Lightning (30B A3B) supports a larger context: 262K vs 256K tokens.
Nemotron 3.5 Lightning (30B A3B) is newer: released 8/11/2026 vs 11/11/2025.
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Frequently Asked Questions
Which is better for coding — GPT-5.1 Thinking or Nemotron 3.5 Lightning (30B A3B)?
Which model is cheaper — GPT-5.1 Thinking or Nemotron 3.5 Lightning (30B A3B)?
Which has a larger context window — GPT-5.1 Thinking or Nemotron 3.5 Lightning (30B A3B)?
The GPT-5.1 Thinking 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-5.1 Thinking or Nemotron 3.5 Lightning (30B A3B) page. See also the complete list of AI model comparisons.