Claude Opus 4.7 (Non-reasoning, High Effort) vs GPT-5.5 (low)

Anthropic · OpenAI · catalog 2026-09-14

Claude Opus 4.7 (Non-reasoning, High Effort) beats GPT-5.5 (low): cheaper ($3.85 vs $4.35/M) and at least as smart (index 30.9 vs 30.7).
Claude Opus 4.7 (Non-reasoning, High Effort)GPT-5.5 (low)
Speed (tok/s)43.4 measured82.3 measured
Blended $/M$3.85 derived$4.35 derived
Intelligence index30.9 measured30.7 measured
TTFT (ms)126 measured17 measured
Context——
Coding indexnot measured for both
Agentic indexnot measured for both

Claude Opus 4.7 (Non-reasoning, High Effort) card · GPT-5.5 (low) card · 3D observatory

Verdicts use price×intelligence dominance only, and only where both sides are measured; null cells stay null with their provenance (em-dash = not in catalog). Percentile-free by design — this page compares two models, not the field. Generated page — do not hand-edit.