Claude 4.5 Haiku (Reasoning) vs Kimi K3.1 Pro
Which is better for the money: Claude 4.5 Haiku (Reasoning) by Anthropic or Kimi K3.1 Pro by Kimi? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-24.
Trade-off
Verdict
Depends on your budget
Kimi K3.1 Pro scores 38.2 points higher (55.1 vs 16.9) but costs 5.2× as much to run the benchmark ($3117 vs $594; flagship vs premium cost classes). They are not alternatives at one budget: pick Kimi K3.1 Pro when you need intelligence above 16.9, and Claude 4.5 Haiku (Reasoning) when 16.9 is enough.
| Metric | Claude 4.5 Haiku (Reasoning) | Kimi K3.1 Pro | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 16.9 | 55.1 | +226.0% Kimi K3.1 Pro is 3.3× more intelligent |
| Total AA cost (lower is better) | $594.08 | $3,117.31 | +424.7% Kimi K3.1 Pro is 5.2× more expensive |
| End-to-end time (lower is better) | 23.18s | 42.64s | +84.0% Kimi K3.1 Pro is 84.0% slower |
| Price per 1M tokens (in / out) | $1.00 / $5.00 | $2.00 / $10.0 | |
| Input modalities | Text, Image | Text, Image |
Kimi K3.1 Pro vs Claude 4.5 Haiku (Reasoning): 226.0% more intelligence, 424.7% more cost to run the AA benchmark, and 84.0% slower end-to-end.
Today's Pareto frontier
Against the frontier
- Claude 4.5 Haiku (Reasoning) is off the frontier: at the same or lower cost, GPT-6.1 Sol (High) scores 50.20 for $521.
- Kimi K3.1 Pro is on today's frontier: nothing is both smarter and cheaper.
Claude 4.5 Haiku (Reasoning)Kimi K3.1 ProToday's Pareto frontierEvery other model
Matchup
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