Compare · 2026-10-14

Claude Opus 4 20250514 vs GPT-5.4 Pro

As of Oct 14, 2026, Claude Opus 4 20250514 leads GPT-5.4 Pro in 0 of 2 shared categories.

CategoryClaude Opus 4 20250514GPT-5.4 Pro
Reasoning
#— · Not enough data
Margin —
Epoch AI benchmarking hub · May 22, 2025
#— · Not enough data
Margin —
Epoch AI benchmarking hub · Mar 5, 2026
Math—
#6 · Was SOTA · Math
Margin 11.111111111111114
Epoch AI benchmarking hub · Mar 5, 2026
Science
#79 · #79 in Science
Margin —
Epoch AI benchmarking hub · May 22, 2025
#6 · #6 in Science
Margin —
Epoch AI benchmarking hub · Mar 5, 2026
Factuality—
#— · Not enough data
Margin —
Epoch AI benchmarking hub · Mar 5, 2026
Abstraction (ARC)
#50 · #50 in Abstraction (ARC)
Margin —
Epoch AI benchmarking hub · May 22, 2025
#8 · #8 in Abstraction (ARC)
Margin —
Epoch AI benchmarking hub · Mar 5, 2026
Price per 1M tokens

Claude Opus 4 20250514: price per 1M tokens is unset in the catalog.

GPT-5.4 Pro: $67.5 per 1M blended tokens.

Open weights

Claude Opus 4 20250514: closed weights.

GPT-5.4 Pro: closed weights.

Which to pick

Science: As of Oct 14, 2026, GPT-5.4 Pro leads Claude Opus 4 20250514 in Science at #6 against #79.

Abstraction (ARC): As of Oct 14, 2026, GPT-5.4 Pro leads Claude Opus 4 20250514 in Abstraction (ARC) at #8 against #50.

Claude Opus 4 20250514 · GPT-5.4 Pro

Claude Opus 4 20250514 or GPT-5.4 Pro?

As of Oct 14, 2026, Claude Opus 4 20250514 leads GPT-5.4 Pro in 0 of 2 shared categories.

Claude Opus 4 20250514 or GPT-5.4 Pro for Science?

As of Oct 14, 2026, GPT-5.4 Pro leads Claude Opus 4 20250514 in Science at #6 against #79.

Claude Opus 4 20250514 or GPT-5.4 Pro for Abstraction (ARC)?

As of Oct 14, 2026, GPT-5.4 Pro leads Claude Opus 4 20250514 in Abstraction (ARC) at #8 against #50.