Grok 4.6 (Medium) vs Kimi K3 (Low)
Which is better for the money: Grok 4.6 (Medium) by SpaceXAI or Kimi K3 (Low) by Kimi? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-25.
Trade-off
Verdict
Depends on your budget
Grok 4.6 (Medium) scores 12.7 points higher (42.8 vs 30.1) but costs 1.3× as much to run the benchmark ($1557 vs $1190; both premium class). Pick Grok 4.6 (Medium) when the extra intelligence is worth the premium, otherwise Kimi K3 (Low).
| Metric | Grok 4.6 (Medium) | Kimi K3 (Low) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 42.8 | 30.1 | −29.7% Kimi K3 (Low) is 29.7% less intelligent |
| Total AA cost (lower is better) | $1,557.04 | $1,190.42 | −23.5% Kimi K3 (Low) is 23.5% cheaper |
| End-to-end time (lower is better) | 33.02s | 57.21s | +73.3% Kimi K3 (Low) is 73.3% slower |
| Price per 1M tokens (in / out) | $2.00 / $6.00 | $3.00 / $15.0 | |
| Input modalities | Text, Image | Text, Image |
Kimi K3 (Low) vs Grok 4.6 (Medium): 29.7% less intelligence, 23.5% less cost to run the AA benchmark, and 73.3% slower end-to-end.
Today's Pareto frontier
Against the frontier
- Grok 4.6 (Medium) 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.
Grok 4.6 (Medium)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/grok-4-6-medium/kimi-k3-low · Markdown: /api/v1/compare/grok-4-6-medium/kimi-k3-low?format=md · llms.txt · agent skill