GPT-5.4 mini (Xhigh) vs Kimi K3 (Low)
Which is better for the money: GPT-5.4 mini (Xhigh) by OpenAI or Kimi K3 (Low) by Kimi? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-25.
Clear winner
Verdict
Pick Kimi K3 (Low)
Kimi K3 (Low) vs GPT-5.4 mini (Xhigh): 24.9% more intelligence, 21.9% less cost to run the AA benchmark, and 47.5% faster end-to-end.
| Metric | GPT-5.4 mini (Xhigh) | Kimi K3 (Low) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 24.1 | 30.1 | +24.9% Kimi K3 (Low) is 24.9% more intelligent |
| Total AA cost (lower is better) | $1,524.02 | $1,190.42 | −21.9% Kimi K3 (Low) is 21.9% cheaper |
| End-to-end time (lower is better) | 108.99s | 57.21s | −47.5% Kimi K3 (Low) is 47.5% faster |
| Price per 1M tokens (in / out) | $0.75 / $4.50 | $3.00 / $15.0 | |
| Input modalities | Text, Image | Text, Image |
Today's Pareto frontier
Against the frontier
- GPT-5.4 mini (Xhigh) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Max) scores 51.80 for $1082.
- Kimi K3 (Low) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Max) scores 51.80 for $1082.
GPT-5.4 mini (Xhigh)Kimi K3 (Low)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-5-4-mini/kimi-k3-low · Markdown: /api/v1/compare/gpt-5-4-mini/kimi-k3-low?format=md · llms.txt · agent skill