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 2026-09-09.
Trade-off
Verdict
Depends on your budget
Kimi K2.7 Code scores 17.3 points higher (26.3 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 | 26.3 | +192.2% 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) | 13.41s | 41.22s | +207.4% Kimi K2.7 Code is 207.4% slower |
| Price per 1M tokens (in / out) | $0.06 / $0.19 | $0.95 / $4.00 | |
| Input modalities | Not reported | Not reported |
Kimi K2.7 Code vs gpt-oss-20b (high): 192.2% more intelligence, 3276.0% more cost to run the AA benchmark, and 207.4% 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, Granite 4.2 3B scores 9.10 for $14.9.
- Kimi K2.7 Code is off the frontier: at the same or lower cost, GLM-5.3-Flash scores 41.90 for $280.
gpt-oss-20b (high)Kimi K2.7 CodeToday's Pareto frontierOpen-weights frontierEvery other model
Matchup
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