GLM-5.3-Flash vs Muse Ember (Xhigh)
Which is better for the money: GLM-5.3-Flash by Z AI or Muse Ember (Xhigh) by Meta? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-11-10.
Clear winner
Verdict
Pick Muse Ember (Xhigh)
Muse Ember (Xhigh) vs GLM-5.3-Flash: 22.7% more intelligence, 74.7% less cost to run the AA benchmark, and 79.4% faster end-to-end.
| Metric | GLM-5.3-Flash | Muse Ember (Xhigh) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 27.8 | 34.1 | +22.7% Muse Ember (Xhigh) is 22.7% more intelligent |
| Total AA cost (lower is better) | $377.94 | $95.73 | −74.7% Muse Ember (Xhigh) is 74.7% cheaper |
| End-to-end time (lower is better) | 46.01s | 9.48s | −79.4% Muse Ember (Xhigh) is 79.4% faster |
| Price per 1M tokens (in / out) | $0.15 / $0.50 | $0.10 / $0.50 | |
| Input modalities | Text, Image | Text, Image |
Today's Pareto frontier
Against the frontier
- GLM-5.3-Flash is off the frontier: at the same or lower cost, GPT-6.1 Terra (High) scores 42.40 for $267.
- Muse Ember (Xhigh) is on today's frontier: nothing is both smarter and cheaper.
GLM-5.3-FlashMuse Ember (Xhigh)Today's Pareto frontierOpen-weights frontierEvery other model
Matchup
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