DeepSeek V4 Pro (Non-reasoning) vs GPT-5 (low)

DeepSeek · OpenAI · catalog 2026-09-14

DeepSeek V4 Pro (Non-reasoning) beats GPT-5 (low): cheaper ($0.474 vs $1.341/M) and at least as smart (index 20.8 vs 20.8).
DeepSeek V4 Pro (Non-reasoning)GPT-5 (low)
Speed (tok/s)66.9 measured74.6 measured
Blended $/M$0.474 derived$1.341 derived
Intelligence index20.8 measured20.8 measured
TTFT (ms)161 measured762 measured
Context——
Coding indexnot measured for both
Agentic indexnot measured for both

DeepSeek V4 Pro (Non-reasoning) card · GPT-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.