GPT-5.2-Codex vs Nemotron 3 Super 120B A12B
Nemotron 3 Super 120B A12B is cheaper on output tokens, while GPT-5.2-Codex offers a larger context window. Choose GPT-5.2-Codex or Nemotron 3 Super 120B A12B based on the trade-off between cost, context, and the benchmarks that matter for your use case.
| Spec | GPT-5.2-Codex | Nemotron 3 Super 120B A12B |
|---|---|---|
| Provider | OpenAI | Synthetic |
| Input / 1M tokens | $1.75 | $0.30 |
| Output / 1M tokens | $14.00 | $1.00 |
| Context window | 400K | 262K |
| Parameters | — | — |
| Open weights | No | Yes |
| Released | Dec 2025 | Mar 2026 |
| LiveBench score | 74.3 | 32.0 |
| SWE-bench Multilingual score | 66.3 | — |
| SWE-bench Verified score | 72.8 | — |
| LMArena WebDev Elo score | 1338 | — |
FAQ
Is GPT-5.2-Codex or Nemotron 3 Super 120B A12B cheaper?
Nemotron 3 Super 120B A12B is cheaper on output tokens ($1.00 vs $14.00 per 1M).
Which has the larger context window, GPT-5.2-Codex or Nemotron 3 Super 120B A12B?
GPT-5.2-Codex has the larger context window (400K tokens).
Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.