Claude Haiku 5.5 (Low) vs GLM-5.3 (Low)
Which is better for the money: Claude Haiku 5.5 (Low) by Anthropic or GLM-5.3 (Low) by Z AI? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-26.
Trade-off
Verdict
Depends on your budget
GLM-5.3 (Low) scores 4.8 points higher (34.3 vs 29.5) but costs 30× as much to run the benchmark ($1013 vs $34.3; premium vs budget cost classes). They are not alternatives at one budget: pick GLM-5.3 (Low) when you need intelligence above 29.5, and Claude Haiku 5.5 (Low) when 29.5 is enough.
| Metric | Claude Haiku 5.5 (Low) | GLM-5.3 (Low) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 29.5 | 34.3 | +16.3% GLM-5.3 (Low) is 16.3% more intelligent |
| Total AA cost (lower is better) | $34.31 | $1,012.50 | +2851.0% GLM-5.3 (Low) is 30× more expensive |
| End-to-end time (lower is better) | 11.13s | 30.92s | +177.8% GLM-5.3 (Low) is 177.8% slower |
| Price per 1M tokens (in / out) | $0.10 / $0.50 | $1.40 / $4.40 | |
| Input modalities | Text, Image | Text |
GLM-5.3 (Low) vs Claude Haiku 5.5 (Low): 16.3% more intelligence, 2851.0% more cost to run the AA benchmark, and 177.8% slower end-to-end.
Today's Pareto frontier
Against the frontier
- Claude Haiku 5.5 (Low) is off the frontier: at the same or lower cost, GPT-6 Luna (Medium) scores 29.90 for $31.2.
- GLM-5.3 (Low) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Xhigh) scores 51.00 for $662.
Claude Haiku 5.5 (Low)GLM-5.3 (Low)Today's Pareto frontierOpen-weights frontierEvery other model
Matchup
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