GLM-5.3 (Low) vs Beam 1.0
Which is better for the money: GLM-5.3 (Low) by Z AI or Beam 1.0 by Reflection? 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
GLM-5.3 (Low) scores 4.0 points higher (34.3 vs 30.3) but costs 3.2× as much to run the benchmark ($1013 vs $319; premium vs mid-range cost classes). They are not alternatives at one budget: pick GLM-5.3 (Low) when you need intelligence above 30.3, and Beam 1.0 when 30.3 is enough.
| Metric | GLM-5.3 (Low) | Beam 1.0 | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 34.3 | 30.3 | −11.7% Beam 1.0 is 11.7% less intelligent |
| Total AA cost (lower is better) | $1,012.50 | $318.73 | −68.5% Beam 1.0 is 68.5% cheaper |
| End-to-end time (lower is better) | 31.21s | 8.02s | −74.3% Beam 1.0 is 74.3% faster |
| Price per 1M tokens (in / out) | $1.40 / $4.40 | $0.40 / $1.20 | |
| Input modalities | Text | Text |
Beam 1.0 vs GLM-5.3 (Low): 11.7% less intelligence, 68.5% less cost to run the AA benchmark, and 74.3% faster end-to-end.
Today's Pareto frontier
Against the frontier
- GLM-5.3 (Low) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Xhigh) scores 51.00 for $662.
- Beam 1.0 is off the frontier: at the same or lower cost, MiMo-V2.6-Pro scores 46.30 for $207.
GLM-5.3 (Low)Beam 1.0Today'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-low/reflection-beam · Markdown: /api/v1/compare/glm-5-3-low/reflection-beam?format=md · llms.txt · agent skill