gpt-oss-20b (High) vs Muse Spark 1.3 (Max)
Which is better for the money: gpt-oss-20b (High) by OpenAI 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
Muse Spark 1.3 (Max) scores 39.1 points higher (48.1 vs 9.0) but costs 69× as much to run the benchmark ($2000 vs $28.8; flagship vs budget cost classes). They are not alternatives at one budget: pick Muse Spark 1.3 (Max) when you need intelligence above 9.0, and gpt-oss-20b (High) when 9.0 is enough.
| Metric | gpt-oss-20b (High) | Muse Spark 1.3 (Max) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 9.0 | 48.1 | +434.4% Muse Spark 1.3 (Max) is 5.3× more intelligent |
| Total AA cost (lower is better) | $28.81 | $2,000.35 | +6843.2% Muse Spark 1.3 (Max) is 69× more expensive |
| End-to-end time (lower is better) | 15.12s | 67.10s | +343.8% Muse Spark 1.3 (Max) is 343.8% slower |
| Price per 1M tokens (in / out) | $0.05 / $0.22 | $1.25 / $4.25 | |
| Input modalities | Text | Text, Image, Video |
Muse Spark 1.3 (Max) vs gpt-oss-20b (High): 434.4% more intelligence, 6843.2% more cost to run the AA benchmark, and 343.8% slower end-to-end.
Today's Pareto frontier
Against the frontier
- gpt-oss-20b (High) is off the frontier: at the same or lower cost, GPT-6 Luna (Low) scores 21.50 for $10.6.
- 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.
gpt-oss-20b (High)Muse Spark 1.3 (Max)Today's Pareto frontierOpen-weights frontierEvery other model
Matchup
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