Grok 4.20 0309 v2 (Reasoning) vs o3
Grok 4.20 0309 v2 (Reasoning) vs o3. A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.
Verdict
Comparison incomplete
A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.
| Metric | Grok 4.20 0309 v2 (Reasoning) | o3 | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 25.7 | 20.2 | −21.4% o3 is 21.4% less intelligent |
| Total AA cost (lower is better) | Not reported | Not reported | — not comparable |
| End-to-end time (lower is better) | 18.86s | 11.00s | −41.7% o3 is 41.7% faster |
| Price per 1M tokens (in / out) | $1.25 / $2.50 | $2.00 / $8.00 | |
| Input modalities | Text, Image | Text, Image |
Matchup
Compare something else
Agents:
Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/grok-4-20/o3 · Markdown: /api/v1/compare/grok-4-20/o3?format=md · llms.txt · agent skill