GPT-5.5 (High) vs Muse Glimmer (High)
Which is better for the money: GPT-5.5 (High) by OpenAI or Muse Glimmer (High) 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
GPT-5.5 (High) scores 19.5 points higher (37.0 vs 17.5) but costs 23× as much to run the benchmark ($3411 vs $146; flagship vs mid-range cost classes). They are not alternatives at one budget: pick GPT-5.5 (High) when you need intelligence above 17.5, and Muse Glimmer (High) when 17.5 is enough.
| Metric | GPT-5.5 (High) | Muse Glimmer (High) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 37.0 | 17.5 | −52.7% Muse Glimmer (High) is 52.7% less intelligent |
| Total AA cost (lower is better) | $3,410.76 | $145.77 | −95.7% Muse Glimmer (High) is 95.7% cheaper |
| End-to-end time (lower is better) | 19.79s | 24.76s | +25.1% Muse Glimmer (High) is 25.1% slower |
| Price per 1M tokens (in / out) | $5.00 / $30.0 | $0.30 / $1.20 | |
| Input modalities | Text, Image | Text, Image |
Muse Glimmer (High) vs GPT-5.5 (High): 52.7% less intelligence, 95.7% less cost to run the AA benchmark, and 25.1% slower end-to-end.
Today's Pareto frontier
Against the frontier
- GPT-5.5 (High) is off the frontier: at the same or lower cost, Kimi K3.1 Pro scores 55.10 for $3117.
- Muse Glimmer (High) is off the frontier: at the same or lower cost, GPT-6 Luna (Max) scores 38.10 for $122.
GPT-5.5 (High)Muse Glimmer (High)Today's Pareto frontierOpen-weights frontierEvery other model
Matchup
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Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/gpt-5-5-high/muse-glimmer · Markdown: /api/v1/compare/gpt-5-5-high/muse-glimmer?format=md · llms.txt · agent skill