Claude Opus 5.5 (High, Default Fallback) vs Inkling 2 Small
Which is better for the money: Claude Opus 5.5 (High, Default Fallback) by Anthropic or Inkling 2 Small by Thinking Machines? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-11-06.
Trade-off
Verdict
Depends on your budget
Claude Opus 5.5 (High, Default Fallback) scores 21.2 points higher (51.8 vs 30.6) but costs 3.4× as much to run the benchmark ($2716 vs $792; flagship vs premium cost classes). They are not alternatives at one budget: pick Claude Opus 5.5 (High, Default Fallback) when you need intelligence above 30.6, and Inkling 2 Small when 30.6 is enough.
| Metric | Claude Opus 5.5 (High, Default Fallback) | Inkling 2 Small | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 51.8 | 30.6 | −40.9% Inkling 2 Small is 40.9% less intelligent |
| Total AA cost (lower is better) | $2,715.98 | $791.81 | −70.8% Inkling 2 Small is 70.8% cheaper |
| End-to-end time (lower is better) | 40.64s | 20.92s | −48.5% Inkling 2 Small is 48.5% faster |
| Price per 1M tokens (in / out) | $4.00 / $20.0 | $0.30 / $1.00 | |
| Input modalities | Text, Image | Text, Image |
Inkling 2 Small vs Claude Opus 5.5 (High, Default Fallback): 40.9% less intelligence, 70.8% less cost to run the AA benchmark, and 48.5% faster end-to-end.
Today's Pareto frontier
Against the frontier
- Claude Opus 5.5 (High, Default Fallback) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Max) scores 54.60 for $1124.
- Inkling 2 Small is off the frontier: at the same or lower cost, GPT-6.1 Sol (Xhigh) scores 52.50 for $718.
Claude Opus 5.5 (High, Default Fallback)Inkling 2 SmallToday's Pareto frontierEvery other model
Matchup
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