gpt-oss-120b (High) vs Grok 4.3 (Non-reasoning)
Which is better for the money: gpt-oss-120b (High) by OpenAI or Grok 4.3 (Non-reasoning) by SpaceXAI? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-26.
Trade-off
Verdict
Depends on your budget
Grok 4.3 (Non-reasoning) scores 2.4 points higher (14.0 vs 11.6) but costs 2.0× as much to run the benchmark ($250 vs $123; both mid-range class). Pick Grok 4.3 (Non-reasoning) when the extra intelligence is worth the premium, otherwise gpt-oss-120b (High).
| Metric | gpt-oss-120b (High) | Grok 4.3 (Non-reasoning) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 11.6 | 14.0 | +20.7% Grok 4.3 (Non-reasoni… is 20.7% more intelligent |
| Total AA cost (lower is better) | $122.71 | $250.37 | +104.0% Grok 4.3 (Non-reasoni… is 2.0× more expensive |
| End-to-end time (lower is better) | 11.19s | 5.86s | −47.6% Grok 4.3 (Non-reasoni… is 47.6% faster |
| Price per 1M tokens (in / out) | $0.15 / $0.60 | $1.25 / $2.50 | |
| Input modalities | Text | Text, Image |
Grok 4.3 (Non-reasoning) vs gpt-oss-120b (High): 20.7% more intelligence, 104.0% more cost to run the AA benchmark, and 47.6% faster end-to-end.
Today's Pareto frontier
Against the frontier
- gpt-oss-120b (High) is off the frontier: at the same or lower cost, GPT-6 Luna (Max) scores 38.10 for $122.
- Grok 4.3 (Non-reasoning) is off the frontier: at the same or lower cost, MiMo-V2.6-Pro scores 46.30 for $207.
gpt-oss-120b (High)Grok 4.3 (Non-reasoning)Today's Pareto frontierOpen-weights frontierEvery other model
Matchup
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Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/gpt-oss-120b/grok-4-3-non-reasoning · Markdown: /api/v1/compare/gpt-oss-120b/grok-4-3-non-reasoning?format=md · llms.txt · agent skill