GPT-5.6 Terra (Low) vs Grok 4.20 0309 v2 (Reasoning)

GPT-5.6 Terra (Low) vs Grok 4.20 0309 v2 (Reasoning). 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.

MetricGPT-5.6 Terra (Low)Grok 4.20 0309 v2 (Reasoning)Difference
Intelligence (higher is better)27.525.7−6.5% Grok 4.20 0309 v2 (Re… is 6.5% less intelligent
Total AA cost (lower is better)$350.36Not reported— not comparable
End-to-end time (lower is better)5.92s23.55s+297.8% Grok 4.20 0309 v2 (Re… is 297.8% slower
Price per 1M tokens (in / out)$2.00 / $12.0$1.25 / $2.50
Input modalitiesText, ImageText, Image
Matchup

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Agents: Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/gpt-5-6-terra-low/grok-4-20 · Markdown: /api/v1/compare/gpt-5-6-terra-low/grok-4-20?format=md · llms.txt · agent skill