GLM-5.3-Flash vs Granite 4.2 8B
Which is better for the money: GLM-5.3-Flash by Z AI or Granite 4.2 8B by IBM? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-25.
Trade-off
Verdict
Depends on your budget
GLM-5.3-Flash scores 30.7 points higher (41.8 vs 11.1) but costs 5.8× as much to run the benchmark ($306 vs $53.1; both mid-range class). They are not alternatives at one budget: pick GLM-5.3-Flash when you need intelligence above 11.1, and Granite 4.2 8B when 11.1 is enough.
| Metric | GLM-5.3-Flash | Granite 4.2 8B | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 41.8 | 11.1 | −73.4% Granite 4.2 8B is 73.4% less intelligent |
| Total AA cost (lower is better) | $305.52 | $53.07 | −82.6% Granite 4.2 8B is 82.6% cheaper |
| End-to-end time (lower is better) | 38.43s | 52.08s | +35.5% Granite 4.2 8B is 35.5% slower |
| Price per 1M tokens (in / out) | $0.15 / $0.50 | $0.06 / $0.25 | |
| Input modalities | Text, Image | Text |
Granite 4.2 8B vs GLM-5.3-Flash: 73.4% less intelligence, 82.6% less cost to run the AA benchmark, and 35.5% slower end-to-end.
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.
- Granite 4.2 8B is off the frontier: at the same or lower cost, GPT-6 Luna (High) scores 32.90 for $47.9.
GLM-5.3-FlashGranite 4.2 8BToday's Pareto frontierOpen-weights frontierEvery other model
Matchup
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