Gemini 3.8 Flash (High) vs GPT-5.6 Terra (Non-reasoning)
Which is better for the money: Gemini 3.8 Flash (High) by Google or GPT-5.6 Terra (Non-reasoning) by OpenAI? 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
Gemini 3.8 Flash (High) scores 20.1 points higher (40.9 vs 20.8) but costs 15× as much to run the benchmark ($3770 vs $256; flagship vs mid-range cost classes). They are not alternatives at one budget: pick Gemini 3.8 Flash (High) when you need intelligence above 20.8, and GPT-5.6 Terra (Non-reasoning) when 20.8 is enough.
| Metric | Gemini 3.8 Flash (High) | GPT-5.6 Terra (Non-reasoning) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 40.9 | 20.8 | −49.1% GPT-5.6 Terra (Non-re… is 49.1% less intelligent |
| Total AA cost (lower is better) | $3,769.96 | $255.77 | −93.2% GPT-5.6 Terra (Non-re… is 93.2% cheaper |
| End-to-end time (lower is better) | 32.45s | 5.11s | −84.3% GPT-5.6 Terra (Non-re… is 84.3% faster |
| Price per 1M tokens (in / out) | $0.75 / $3.75 | $2.00 / $12.0 | |
| Input modalities | Text, Image, Speech, Video | Text, Image |
GPT-5.6 Terra (Non-reasoning) vs Gemini 3.8 Flash (High): 49.1% less intelligence, 93.2% less cost to run the AA benchmark, and 84.3% faster end-to-end.
Today's Pareto frontier
Against the frontier
- Gemini 3.8 Flash (High) is off the frontier: at the same or lower cost, Kimi K3.1 Pro scores 55.10 for $3117.
- GPT-5.6 Terra (Non-reasoning) is off the frontier: at the same or lower cost, MiMo-V2.6-Pro scores 46.30 for $207.
Gemini 3.8 Flash (High)GPT-5.6 Terra (Non-reasoning)Today's Pareto frontierEvery other model
Matchup
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