GLM-5.3-Flash vs Grok 4.6 (Low)
Which is better for the money: GLM-5.3-Flash by Z AI or Grok 4.6 (Low) by SpaceXAI? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-24.
Clear winner
Verdict
Pick GLM-5.3-Flash
Grok 4.6 (Low) vs GLM-5.3-Flash: 16.0% less intelligence, 100.9% more cost to run the AA benchmark, and 66.0% faster end-to-end.
| Metric | GLM-5.3-Flash | Grok 4.6 (Low) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 41.8 | 35.1 | −16.0% Grok 4.6 (Low) is 16.0% less intelligent |
| Total AA cost (lower is better) | $305.52 | $613.92 | +100.9% Grok 4.6 (Low) is 2.0× more expensive |
| End-to-end time (lower is better) | 39.33s | 13.36s | −66.0% Grok 4.6 (Low) is 66.0% faster |
| Price per 1M tokens (in / out) | $0.15 / $0.50 | $2.00 / $6.00 | |
| 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, MiMo-V2.6-Pro scores 46.30 for $207.
- Grok 4.6 (Low) is off the frontier: at the same or lower cost, GPT-6.1 Sol (High) scores 50.20 for $521.
GLM-5.3-FlashGrok 4.6 (Low)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/glm-5-3-flash/grok-4-6-low · Markdown: /api/v1/compare/glm-5-3-flash/grok-4-6-low?format=md · llms.txt · agent skill