Kimi K3.1 Pro vs Muse Spark 1.3 (Max)
Which is better for the money: Kimi K3.1 Pro by Kimi or Muse Spark 1.3 (Max) by Meta? 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
Kimi K3.1 Pro scores 7.0 points higher (55.1 vs 48.1) but costs 1.6× as much to run the benchmark ($3117 vs $2000; both flagship class). Pick Kimi K3.1 Pro when the extra intelligence is worth the premium, otherwise Muse Spark 1.3 (Max).
| Metric | Kimi K3.1 Pro | Muse Spark 1.3 (Max) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 55.1 | 48.1 | −12.7% Muse Spark 1.3 (Max) is 12.7% less intelligent |
| Total AA cost (lower is better) | $3,117.31 | $2,000.35 | −35.8% Muse Spark 1.3 (Max) is 35.8% cheaper |
| End-to-end time (lower is better) | 49.55s | 67.10s | +35.4% Muse Spark 1.3 (Max) is 35.4% slower |
| Price per 1M tokens (in / out) | $2.00 / $10.0 | $1.25 / $4.25 | |
| Input modalities | Text, Image | Text, Image, Video |
Muse Spark 1.3 (Max) vs Kimi K3.1 Pro: 12.7% less intelligence, 35.8% less cost to run the AA benchmark, and 35.4% slower end-to-end.
Today's Pareto frontier
Against the frontier
- Kimi K3.1 Pro is on today's frontier: nothing is both smarter and cheaper.
- Muse Spark 1.3 (Max) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Max) scores 51.80 for $1082.
Kimi K3.1 ProMuse Spark 1.3 (Max)Today's Pareto frontierEvery other model
Matchup
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