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Compare · 2026-10-15

GPT-6.1 Sol vs Grok 4.3

As of Oct 15, 2026, GPT-6.1 Sol leads Grok 4.3 in 7 of 7 shared categories: General LLM, Reasoning, Science, Coding › Web dev, Long context, Vision, and Factuality.

CategoryGPT-6.1 SolGrok 4.3
General LLM
#18 · #18 in General LLM
Margin 9.574468085106389
LMArena leaderboard dataset · Oct 13, 2026
#85 · #85 in General LLM
Margin 45.212765957446805
LMArena leaderboard dataset · Oct 13, 2026
Reasoning
#15 · #15 in Reasoning
Margin 8.510638297872347
LMArena leaderboard dataset · Oct 13, 2026
#96 · #96 in Reasoning
Margin 51.59574468085106
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
#4 · #4 in Science
Margin —
Epoch AI benchmarking hub · Sep 29, 2026
#41 · #41 in Science
Margin —
Epoch AI benchmarking hub · Apr 17, 2026
Coding
#2 · Near-SOTA · Coding
Margin 13.63636363636364
Terminal-Bench Harbor Hub · Oct 6, 2026
#— · Not enough data
Margin —
LMArena leaderboard dataset · Oct 13, 2026
Coding › Agentic
#2 · Near-SOTA · Coding › Agentic
Margin 13.63636363636364
Terminal-Bench Harbor Hub · Oct 6, 2026
—
Coding › Web dev
#4 · Near-SOTA · Coding › Web dev
Margin 2.4000000000000057
LMArena leaderboard dataset · Oct 13, 2026
#95 · #95 in Coding › Web dev
Margin 75.2
LMArena leaderboard dataset · Oct 13, 2026
Long context
#18 · #18 in Long context
Margin 9.574468085106389
LMArena leaderboard dataset · Oct 13, 2026
#94 · #94 in Long context
Margin 50
LMArena leaderboard dataset · Oct 13, 2026
Vision
#1 · Co-SOTA · Vision
Margin 0
Epoch AI benchmarking hub · Sep 29, 2026
#32 · #32 in Vision
Margin 97.36842105263158
Epoch AI benchmarking hub · Apr 17, 2026
Factuality
#33 · #33 in Factuality
Margin 19.767441860465127
LMArena leaderboard dataset · Oct 13, 2026
#111 · #111 in Factuality
Margin 65.11627906976744
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

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

Grok 4.3: $1.5625000000000002 per 1M blended tokens.

Open weights

GPT-6.1 Sol: closed weights.

Grok 4.3: closed weights.

Which to pick

General LLM: As of Oct 15, 2026, GPT-6.1 Sol leads Grok 4.3 in General LLM at #18 against #85.

Reasoning: As of Oct 15, 2026, GPT-6.1 Sol leads Grok 4.3 in Reasoning at #15 against #96.

Science: As of Oct 15, 2026, GPT-6.1 Sol leads Grok 4.3 in Science at #4 against #41.

Coding › Web dev: As of Oct 15, 2026, GPT-6.1 Sol leads Grok 4.3 in Coding › Web dev at #4 against #95.

Long context: As of Oct 15, 2026, GPT-6.1 Sol leads Grok 4.3 in Long context at #18 against #94.

Vision: As of Oct 15, 2026, GPT-6.1 Sol leads Grok 4.3 in Vision at #1 against #32.

Factuality: As of Oct 15, 2026, GPT-6.1 Sol leads Grok 4.3 in Factuality at #33 against #111.

GPT-6.1 Sol · Grok 4.3

GPT-6.1 Sol or Grok 4.3?

As of Oct 15, 2026, GPT-6.1 Sol leads Grok 4.3 in 7 of 7 shared categories: General LLM, Reasoning, Science, Coding › Web dev, Long context, Vision, and Factuality.

GPT-6.1 Sol or Grok 4.3 for General LLM?

As of Oct 15, 2026, GPT-6.1 Sol leads Grok 4.3 in General LLM at #18 against #85.

GPT-6.1 Sol or Grok 4.3 for Reasoning?

As of Oct 15, 2026, GPT-6.1 Sol leads Grok 4.3 in Reasoning at #15 against #96.

GPT-6.1 Sol or Grok 4.3 for Science?

As of Oct 15, 2026, GPT-6.1 Sol leads Grok 4.3 in Science at #4 against #41.