GPT-6 Astra (Non-reasoning) vs Kimi K2.7 Code
Which is better for the money: GPT-6 Astra (Non-reasoning) 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
GPT-6 Astra (Non-reasoning) scores 18.9 points higher (45.2 vs 26.3) but costs 2.5× as much to run the benchmark ($2441 vs $993; flagship vs premium cost classes). Pick GPT-6 Astra (Non-reasoning) when the extra intelligence is worth the premium, otherwise Kimi K2.7 Code.
| Metric | GPT-6 Astra (Non-reasoning) | Kimi K2.7 Code | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 45.2 | 26.3 | −41.8% Kimi K2.7 Code is 41.8% less intelligent |
| Total AA cost (lower is better) | $2,441.37 | $992.88 | −59.3% Kimi K2.7 Code is 59.3% cheaper |
| End-to-end time (lower is better) | Not reported | 41.22s | — not comparable |
| Price per 1M tokens (in / out) | $10.0 / $50.0 | $0.95 / $4.00 | |
| Input modalities | Not reported | Not reported |
Kimi K2.7 Code vs GPT-6 Astra (Non-reasoning): 41.8% less intelligence, 59.3% less cost to run the AA benchmark, and end-to-end time not fully reported.
Today's Pareto frontier
Against the frontier
- GPT-6 Astra (Non-reasoning) is off the frontier: at the same or lower cost, GPT-6 Astra (medium) scores 49.70 for $2434.
- Kimi K2.7 Code is off the frontier: at the same or lower cost, GLM-5.3-Flash scores 41.90 for $280.
GPT-6 Astra (Non-reasoning)Kimi K2.7 CodeToday's Pareto frontierOpen-weights frontierEvery other model
Matchup
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