Compare · 2026-10-14

Claude Sonnet 4.5 20250929 vs GPT-6 Sol

As of Oct 14, 2026, Claude Sonnet 4.5 20250929 leads GPT-6 Sol in 0 of 2 shared categories.

CategoryClaude Sonnet 4.5 20250929GPT-6 Sol
General LLM—
#43 · #43 in General LLM
Margin 29.25170068027211
LMArena leaderboard dataset · Oct 13, 2026
Reasoning
#— · Not enough data
Margin —
Epoch AI benchmarking hub · Sep 29, 2025
#39 · #39 in Reasoning
Margin 27.397260273972606
LMArena leaderboard dataset · Oct 13, 2026
Math—
#— · Not enough data
Margin —
LMArena leaderboard dataset · Oct 13, 2026
Science
#66 · #66 in Science
Margin —
Epoch AI benchmarking hub · Sep 29, 2025
#8 · #8 in Science
Margin —
Epoch AI benchmarking hub · Sep 22, 2026
Coding—
#5 · #5 in Coding
Margin 27.272727272727266
Terminal-Bench Harbor Hub · Oct 6, 2026
Coding › Agentic—
#5 · #5 in Coding › Agentic
Margin 27.272727272727266
Terminal-Bench Harbor Hub · Oct 6, 2026
Coding › Web dev—
#7 · #7 in Coding › Web dev
Margin 5.607476635514018
LMArena leaderboard dataset · Oct 13, 2026
Long context—
#49 · #49 in Long context
Margin 33.33333333333333
LMArena leaderboard dataset · Oct 13, 2026
Vision—
#9 · #9 in Vision
Margin 26.315789473684205
Epoch AI benchmarking hub · Sep 22, 2026
Factuality
#— · Not enough data
Margin —
Epoch AI benchmarking hub · Sep 29, 2025
#70 · #70 in Factuality
Margin 52.985074626865675
LMArena leaderboard dataset · Oct 13, 2026
Abstraction (ARC)
#36 · #36 in Abstraction (ARC)
Margin —
Epoch AI benchmarking hub · Sep 29, 2025
#6 · #6 in Abstraction (ARC)
Margin —
Epoch AI benchmarking hub · Sep 22, 2026
Price per 1M tokens

Claude Sonnet 4.5 20250929: price per 1M tokens is unset in the catalog.

GPT-6 Sol: $4.000000000000001 per 1M blended tokens.

Open weights

Claude Sonnet 4.5 20250929: closed weights.

GPT-6 Sol: closed weights.

Which to pick

Science: As of Oct 14, 2026, GPT-6 Sol leads Claude Sonnet 4.5 20250929 in Science at #8 against #66.

Abstraction (ARC): As of Oct 14, 2026, GPT-6 Sol leads Claude Sonnet 4.5 20250929 in Abstraction (ARC) at #6 against #36.

Claude Sonnet 4.5 20250929 · GPT-6 Sol

Claude Sonnet 4.5 20250929 or GPT-6 Sol?

As of Oct 14, 2026, Claude Sonnet 4.5 20250929 leads GPT-6 Sol in 0 of 2 shared categories.

Claude Sonnet 4.5 20250929 or GPT-6 Sol for Science?

As of Oct 14, 2026, GPT-6 Sol leads Claude Sonnet 4.5 20250929 in Science at #8 against #66.

Claude Sonnet 4.5 20250929 or GPT-6 Sol for Abstraction (ARC)?

As of Oct 14, 2026, GPT-6 Sol leads Claude Sonnet 4.5 20250929 in Abstraction (ARC) at #6 against #36.