GPT-5.6 Sol (Medium) vs Grok 4.3 (Non-reasoning)
Which is better for the money: GPT-5.6 Sol (Medium) 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 2026-10-24.
Trade-off
Verdict
Depends on your budget
GPT-5.6 Sol (Medium) scores 25.2 points higher (39.2 vs 14.0) but costs 4.0× as much to run the benchmark ($997 vs $250; premium vs mid-range cost classes). They are not alternatives at one budget: pick GPT-5.6 Sol (Medium) when you need intelligence above 14.0, and Grok 4.3 (Non-reasoning) when 14.0 is enough.
| Metric | GPT-5.6 Sol (Medium) | Grok 4.3 (Non-reasoning) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 39.2 | 14.0 | −64.3% Grok 4.3 (Non-reasoni… is 64.3% less intelligent |
| Total AA cost (lower is better) | $997.39 | $250.37 | −74.9% Grok 4.3 (Non-reasoni… is 74.9% cheaper |
| End-to-end time (lower is better) | 10.00s | 5.89s | −41.1% Grok 4.3 (Non-reasoni… is 41.1% faster |
| Price per 1M tokens (in / out) | $4.00 / $20.0 | $1.25 / $2.50 | |
| Input modalities | Text, Image | Text, Image |
Grok 4.3 (Non-reasoning) vs GPT-5.6 Sol (Medium): 64.3% less intelligence, 74.9% less cost to run the AA benchmark, and 41.1% faster end-to-end.
Today's Pareto frontier
Against the frontier
- GPT-5.6 Sol (Medium) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Xhigh) scores 51.00 for $662.
- 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-5.6 Sol (Medium)Grok 4.3 (Non-reasoning)Today's Pareto frontierEvery other model
Matchup
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