gpt-oss-20b (High) vs Granite 4.2 8B
Which is better for the money: gpt-oss-20b (High) by OpenAI 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
Granite 4.2 8B scores 2.1 points higher (11.1 vs 9.0) but costs 1.8× as much to run the benchmark ($53.1 vs $28.8; mid-range vs budget cost classes). Pick Granite 4.2 8B when the extra intelligence is worth the premium, otherwise gpt-oss-20b (High).
| Metric | gpt-oss-20b (High) | Granite 4.2 8B | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 9.0 | 11.1 | +23.3% Granite 4.2 8B is 23.3% more intelligent |
| Total AA cost (lower is better) | $28.81 | $53.07 | +84.2% Granite 4.2 8B is 84.2% more expensive |
| End-to-end time (lower is better) | 15.23s | 52.08s | +242.0% Granite 4.2 8B is 242.0% slower |
| Price per 1M tokens (in / out) | $0.05 / $0.22 | $0.06 / $0.25 | |
| Input modalities | Text | Text |
Granite 4.2 8B vs gpt-oss-20b (High): 23.3% more intelligence, 84.2% more cost to run the AA benchmark, and 242.0% slower end-to-end.
Today's Pareto frontier
Against the frontier
- gpt-oss-20b (High) is off the frontier: at the same or lower cost, GPT-6 Luna (Low) scores 21.50 for $10.6.
- Granite 4.2 8B is off the frontier: at the same or lower cost, GPT-6 Luna (High) scores 32.90 for $47.9.
gpt-oss-20b (High)Granite 4.2 8BToday'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/gpt-oss-20b/granite-4-2-8b · Markdown: /api/v1/compare/gpt-oss-20b/granite-4-2-8b?format=md · llms.txt · agent skill