GPT-6 Astra (Low) vs Kimi K2.6 (Reasoning)
Which is better for the money: GPT-6 Astra (Low) by OpenAI or Kimi K2.6 (Reasoning) by Kimi? 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
GPT-6 Astra (Low) scores 18.8 points higher (45.8 vs 27.0) but costs 1.0× as much to run the benchmark ($1537 vs $1528; both premium class). Pick GPT-6 Astra (Low) when the extra intelligence is worth the premium, otherwise Kimi K2.6 (Reasoning).
| Metric | GPT-6 Astra (Low) | Kimi K2.6 (Reasoning) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 45.8 | 27.0 | −41.0% Kimi K2.6 (Reasoning) is 41.0% less intelligent |
| Total AA cost (lower is better) | $1,536.78 | $1,528.20 | −0.6% Kimi K2.6 (Reasoning) is 0.6% cheaper |
| End-to-end time (lower is better) | 12.01s | 54.31s | +352.2% Kimi K2.6 (Reasoning) is 352.2% slower |
| Price per 1M tokens (in / out) | $10.0 / $50.0 | $0.95 / $4.00 | |
| Input modalities | Text, Image | Text, Image, Video |
Kimi K2.6 (Reasoning) vs GPT-6 Astra (Low): 41.0% less intelligence, 0.6% less cost to run the AA benchmark, and 352.2% slower end-to-end.
Today's Pareto frontier
Against the frontier
- GPT-6 Astra (Low) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Max) scores 51.80 for $1082.
- Kimi K2.6 (Reasoning) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Max) scores 51.80 for $1082.
GPT-6 Astra (Low)Kimi K2.6 (Reasoning)Today's Pareto frontierOpen-weights frontierEvery other model
Matchup
Compare something else
Agents:
Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/gpt-6-astra-low/kimi-k2-6 · Markdown: /api/v1/compare/gpt-6-astra-low/kimi-k2-6?format=md · llms.txt · agent skill