gpt-oss-20b (high) vs Kimi K2.7 Code
Which is better for the money: gpt-oss-20b (high) by OpenAI or Kimi K2.7 Code by Kimi? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-09-22.
Trade-off
Verdict
Depends on your budget
Kimi K2.7 Code scores 16.8 points higher (25.8 vs 9.0) but costs 34× as much to run the benchmark ($993 vs $29.4; premium vs budget cost classes). They are not alternatives at one budget: pick Kimi K2.7 Code when you need intelligence above 9.0, and gpt-oss-20b (high) when 9.0 is enough.
| Metric | gpt-oss-20b (high) | Kimi K2.7 Code | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 9.0 | 25.8 | +186.7% Kimi K2.7 Code is 2.9× more intelligent |
| Total AA cost (lower is better) | $29.41 | $992.88 | +3276.0% Kimi K2.7 Code is 34× more expensive |
| End-to-end time (lower is better) | 15.50s | 47.33s | +205.4% Kimi K2.7 Code is 205.4% slower |
| Price per 1M tokens (in / out) | $0.06 / $0.19 | $0.95 / $4.00 | |
| Input modalities | Text | Text, Image, Video |
Kimi K2.7 Code vs gpt-oss-20b (high): 186.7% more intelligence, 3276.0% more cost to run the AA benchmark, and 205.4% slower end-to-end.
Today's Pareto frontier
Against the frontier
- gpt-oss-20b (high) is off the frontier: at the same or lower cost, GPT-5.6 Luna (low) scores 21.00 for $27.0.
- Kimi K2.7 Code is off the frontier: at the same or lower cost, MiMo-V2.6-Pro scores 46.30 for $207.
gpt-oss-20b (high)Kimi K2.7 CodeToday's Pareto frontierOpen-weights frontierEvery other model
Matchup
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