GPT-5.6 Luna (High) vs Muse Glimmer (High)
Which is better for the money: GPT-5.6 Luna (High) by OpenAI or Muse Glimmer (High) by Meta? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-26.
Clear winner
Verdict
Pick GPT-5.6 Luna (High)
Muse Glimmer (High) vs GPT-5.6 Luna (High): 45.5% less intelligence, 34.8% more cost to run the AA benchmark, and 70.1% slower end-to-end.
| Metric | GPT-5.6 Luna (High) | Muse Glimmer (High) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 32.1 | 17.5 | −45.5% Muse Glimmer (High) is 45.5% less intelligent |
| Total AA cost (lower is better) | $108.15 | $145.77 | +34.8% Muse Glimmer (High) is 34.8% more expensive |
| End-to-end time (lower is better) | 14.62s | 24.87s | +70.1% Muse Glimmer (High) is 70.1% slower |
| Price per 1M tokens (in / out) | $0.20 / $1.20 | $0.30 / $1.20 | |
| Input modalities | Text, Image | Text, Image |
Today's Pareto frontier
Against the frontier
- GPT-5.6 Luna (High) is off the frontier: at the same or lower cost, Claude Haiku 5.5 (High) scores 37.80 for $94.1.
- Muse Glimmer (High) is off the frontier: at the same or lower cost, GPT-6 Luna (Max) scores 38.10 for $122.
GPT-5.6 Luna (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-5-6-luna-high/muse-glimmer · Markdown: /api/v1/compare/gpt-5-6-luna-high/muse-glimmer?format=md · llms.txt · agent skill