Claude Opus 5 (Max) vs Muse Spark Open (Xhigh)
Which is better for the money: Claude Opus 5 (Max) by Anthropic or Muse Spark Open (Xhigh) by Meta? 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
Claude Opus 5 (Max) scores 11.9 points higher (50.8 vs 38.9) but costs 6.1× as much to run the benchmark ($7275 vs $1185; flagship vs premium cost classes). They are not alternatives at one budget: pick Claude Opus 5 (Max) when you need intelligence above 38.9, and Muse Spark Open (Xhigh) when 38.9 is enough.
| Metric | Claude Opus 5 (Max) | Muse Spark Open (Xhigh) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 50.8 | 38.9 | −23.4% Muse Spark Open (Xhig… is 23.4% less intelligent |
| Total AA cost (lower is better) | $7,274.74 | $1,184.90 | −83.7% Muse Spark Open (Xhig… is 83.7% cheaper |
| End-to-end time (lower is better) | 50.36s | 17.34s | −65.6% Muse Spark Open (Xhig… is 65.6% faster |
| Price per 1M tokens (in / out) | $5.00 / $25.0 | $1.25 / $4.25 | |
| Input modalities | Text, Image | Text, Image, Speech, Video |
Muse Spark Open (Xhigh) vs Claude Opus 5 (Max): 23.4% less intelligence, 83.7% less cost to run the AA benchmark, and 65.6% faster end-to-end.
Today's Pareto frontier
Against the frontier
- Claude Opus 5 (Max) is off the frontier: at the same or lower cost, Claude Opus 5.5 (Xhigh, Default Fallback) scores 56.00 for $4057.
- Muse Spark Open (Xhigh) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Max) scores 51.80 for $1082.
Claude Opus 5 (Max)Muse Spark Open (Xhigh)Today's Pareto frontierOpen-weights frontierEvery other model
Matchup
Compare something else
Agents:
Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/claude-opus-5/muse-spark-open · Markdown: /api/v1/compare/claude-opus-5/muse-spark-open?format=md · llms.txt · agent skill