Compare · 2026-10-14

Claude Sonnet 5 vs GPT-6.1 Sol

As of Oct 14, 2026, Claude Sonnet 5 leads GPT-6.1 Sol in 0 of 8 shared categories.

CategoryClaude Sonnet 5GPT-6.1 Sol
General LLM
#39 · #39 in General LLM
Margin 26.530612244897952
LMArena leaderboard dataset · Oct 13, 2026
#18 · #18 in General LLM
Margin 12.244897959183675
LMArena leaderboard dataset · Oct 13, 2026
Reasoning
#34 · #34 in Reasoning
Margin 23.972602739726028
LMArena leaderboard dataset · Oct 13, 2026
#15 · #15 in Reasoning
Margin 10.958904109589042
LMArena leaderboard dataset · Oct 13, 2026
Math
#— · Not enough data
Margin —
LMArena leaderboard dataset · Oct 13, 2026
#— · Not enough data
Margin —
LMArena leaderboard dataset · Oct 13, 2026
Science
#32 · #32 in Science
Margin —
Epoch AI benchmarking hub · Jun 30, 2026
#4 · #4 in Science
Margin —
Epoch AI benchmarking hub · Sep 29, 2026
Coding
#19 · #19 in Coding
Margin 95.45454545454545
Terminal-Bench Harbor Hub · Oct 6, 2026
#2 · Near-SOTA · Coding
Margin 13.63636363636364
Terminal-Bench Harbor Hub · Oct 6, 2026
Coding › Agentic
#19 · #19 in Coding › Agentic
Margin 95.45454545454545
Terminal-Bench Harbor Hub · Oct 6, 2026
#2 · Near-SOTA · Coding › Agentic
Margin 13.63636363636364
Terminal-Bench Harbor Hub · Oct 6, 2026
Coding › Web dev
#38 · #38 in Coding › Web dev
Margin 34.57943925233644
LMArena leaderboard dataset · Oct 13, 2026
#4 · Near-SOTA · Coding › Web dev
Margin 2.803738317757009
LMArena leaderboard dataset · Oct 13, 2026
Long context
#31 · #31 in Long context
Margin 21.088435374149654
LMArena leaderboard dataset · Oct 13, 2026
#17 · #17 in Long context
Margin 11.564625850340136
LMArena leaderboard dataset · Oct 13, 2026
Vision
#— · Not enough data
Margin —
LMArena leaderboard dataset · Oct 9, 2026
#1 · Co-SOTA · Vision
Margin 0
Epoch AI benchmarking hub · Sep 29, 2026
Factuality
#47 · #47 in Factuality
Margin 35.82089552238806
LMArena leaderboard dataset · Oct 13, 2026
#29 · #29 in Factuality
Margin 22.388059701492537
LMArena leaderboard dataset · Oct 13, 2026
Abstraction (ARC)—
#1 · #1 in Abstraction (ARC)
Margin —
Epoch AI benchmarking hub · Sep 29, 2026
Price per 1M tokens

Claude Sonnet 5: $4.000000000000001 per 1M blended tokens.

GPT-6.1 Sol: $4.000000000000001 per 1M blended tokens.

Open weights

Claude Sonnet 5: closed weights.

GPT-6.1 Sol: closed weights.

Which to pick

General LLM: As of Oct 14, 2026, GPT-6.1 Sol leads Claude Sonnet 5 in General LLM at #18 against #39.

Reasoning: As of Oct 14, 2026, GPT-6.1 Sol leads Claude Sonnet 5 in Reasoning at #15 against #34.

Science: As of Oct 14, 2026, GPT-6.1 Sol leads Claude Sonnet 5 in Science at #4 against #32.

Coding: As of Oct 14, 2026, GPT-6.1 Sol leads Claude Sonnet 5 in Coding at #2 against #19.

Coding › Agentic: As of Oct 14, 2026, GPT-6.1 Sol leads Claude Sonnet 5 in Coding › Agentic at #2 against #19.

Coding › Web dev: As of Oct 14, 2026, GPT-6.1 Sol leads Claude Sonnet 5 in Coding › Web dev at #4 against #38.

Long context: As of Oct 14, 2026, GPT-6.1 Sol leads Claude Sonnet 5 in Long context at #17 against #31.

Factuality: As of Oct 14, 2026, GPT-6.1 Sol leads Claude Sonnet 5 in Factuality at #29 against #47.

Claude Sonnet 5 · GPT-6.1 Sol

Claude Sonnet 5 or GPT-6.1 Sol?

As of Oct 14, 2026, Claude Sonnet 5 leads GPT-6.1 Sol in 0 of 8 shared categories.

Claude Sonnet 5 or GPT-6.1 Sol for General LLM?

As of Oct 14, 2026, GPT-6.1 Sol leads Claude Sonnet 5 in General LLM at #18 against #39.

Claude Sonnet 5 or GPT-6.1 Sol for Reasoning?

As of Oct 14, 2026, GPT-6.1 Sol leads Claude Sonnet 5 in Reasoning at #15 against #34.

Claude Sonnet 5 or GPT-6.1 Sol for Science?

As of Oct 14, 2026, GPT-6.1 Sol leads Claude Sonnet 5 in Science at #4 against #32.