GPT-6 Astra (Medium) vs Inkling Small
Which is better for the money: GPT-6 Astra (Medium) by OpenAI or Inkling Small by Thinking Machines? 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
GPT-6 Astra (Medium) scores 23.9 points higher (49.6 vs 25.7) but costs 10× as much to run the benchmark ($2434 vs $241; flagship vs mid-range cost classes). They are not alternatives at one budget: pick GPT-6 Astra (Medium) when you need intelligence above 25.7, and Inkling Small when 25.7 is enough.
| Metric | GPT-6 Astra (Medium) | Inkling Small | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 49.6 | 25.7 | −48.2% Inkling Small is 48.2% less intelligent |
| Total AA cost (lower is better) | $2,434.12 | $240.85 | −90.1% Inkling Small is 90.1% cheaper |
| End-to-end time (lower is better) | 13.22s | 12.68s | −4.1% Inkling Small is 4.1% faster |
| Price per 1M tokens (in / out) | $10.0 / $50.0 | $0.30 / $1.20 | |
| Input modalities | Text, Image | Text, Image, Speech |
Inkling Small vs GPT-6 Astra (Medium): 48.2% less intelligence, 90.1% less cost to run the AA benchmark, and 4.1% faster end-to-end.
Today's Pareto frontier
Against the frontier
- GPT-6 Astra (Medium) is off the frontier: at the same or lower cost, Claude Opus 5.5 (High, Default Fallback) scores 53.60 for $2172.
- Inkling Small is off the frontier: at the same or lower cost, MiMo-V2.6-Pro scores 46.30 for $207.
GPT-6 Astra (Medium)Inkling SmallToday'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-6-astra-medium/inkling-small · Markdown: /api/v1/compare/gpt-6-astra-medium/inkling-small?format=md · llms.txt · agent skill