Claude Opus 4.8 vs Grok 4.6
As of Oct 14, 2026, Claude Opus 4.8 leads Grok 4.6 in 8 of 10 shared categories: General LLM, Reasoning, Coding, Coding › Agentic, Long context, Vision, Factuality, and Abstraction (ARC).
Claude Opus 4.8
It used to be. Was SOTA in Coding › Web dev.
Grok 4.6
#10 Best recorded rank: #10 in Science, as of Oct 14, 2026.
| Category | Claude Opus 4.8 | Grok 4.6 |
|---|---|---|
| General LLM | #20 · #20 in General LLM Margin 13.605442176870753 LMArena leaderboard dataset · Oct 13, 2026 | #48 · #48 in General LLM Margin 32.65306122448979 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #10 · #10 in Reasoning Margin 7.534246575342465 LMArena leaderboard dataset · Oct 13, 2026 | #44 · #44 in Reasoning Margin 30.821917808219183 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 | #27 · #27 in Science Margin — Epoch AI benchmarking hub · May 28, 2026 | #10 · #10 in Science Margin — Epoch AI benchmarking hub · Aug 12, 2026 |
| Coding | #12 · #12 in Coding Margin 59.09090909090909 Terminal-Bench Harbor Hub · Oct 6, 2026 | #14 · #14 in Coding Margin 68.18181818181819 Terminal-Bench Harbor Hub · Oct 6, 2026 |
| Coding › Agentic | #12 · #12 in Coding › Agentic Margin 59.09090909090909 Terminal-Bench Harbor Hub · Oct 6, 2026 | #14 · #14 in Coding › Agentic Margin 68.18181818181819 Terminal-Bench Harbor Hub · Oct 6, 2026 |
| Coding › Web dev | #33 · Was SOTA · Coding › Web dev Margin 29.90654205607477 LMArena leaderboard dataset · Oct 13, 2026 | #20 · #20 in Coding › Web dev Margin 17.757009345794387 LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | #10 · Was SOTA · Long context Margin 6.802721088435391 LMArena leaderboard dataset · Oct 13, 2026 | #41 · #41 in Long context Margin 27.89115646258503 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | #13 · #13 in Vision Margin 36.842105263157904 Epoch AI benchmarking hub · May 28, 2026 | #24 · #24 in Vision Margin 65.78947368421052 Epoch AI benchmarking hub · Aug 12, 2026 |
| Factuality | #21 · #21 in Factuality Margin 16.417910447761187 LMArena leaderboard dataset · Oct 13, 2026 | #51 · #51 in Factuality Margin 38.80597014925373 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | #12 · #12 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · May 28, 2026 | #20 · #20 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Aug 12, 2026 |
Claude Opus 4.8: $10 per 1M blended tokens.
Grok 4.6: $3 per 1M blended tokens.
Claude Opus 4.8: closed weights.
Grok 4.6: closed weights.
General LLM: As of Oct 14, 2026, Claude Opus 4.8 leads Grok 4.6 in General LLM at #20 against #48.
Reasoning: As of Oct 14, 2026, Claude Opus 4.8 leads Grok 4.6 in Reasoning at #10 against #44.
Science: As of Oct 14, 2026, Grok 4.6 leads Claude Opus 4.8 in Science at #10 against #27.
Coding: As of Oct 14, 2026, Claude Opus 4.8 leads Grok 4.6 in Coding at #12 against #14.
Coding › Agentic: As of Oct 14, 2026, Claude Opus 4.8 leads Grok 4.6 in Coding › Agentic at #12 against #14.
Coding › Web dev: As of Oct 14, 2026, Grok 4.6 leads Claude Opus 4.8 in Coding › Web dev at #20 against #33.
Long context: As of Oct 14, 2026, Claude Opus 4.8 leads Grok 4.6 in Long context at #10 against #41.
Vision: As of Oct 14, 2026, Claude Opus 4.8 leads Grok 4.6 in Vision at #13 against #24.
Factuality: As of Oct 14, 2026, Claude Opus 4.8 leads Grok 4.6 in Factuality at #21 against #51.
Abstraction (ARC): As of Oct 14, 2026, Claude Opus 4.8 leads Grok 4.6 in Abstraction (ARC) at #12 against #20.
Claude Opus 4.8 or Grok 4.6?
As of Oct 14, 2026, Claude Opus 4.8 leads Grok 4.6 in 8 of 10 shared categories: General LLM, Reasoning, Coding, Coding › Agentic, Long context, Vision, Factuality, and Abstraction (ARC).
Claude Opus 4.8 or Grok 4.6 for General LLM?
As of Oct 14, 2026, Claude Opus 4.8 leads Grok 4.6 in General LLM at #20 against #48.
Claude Opus 4.8 or Grok 4.6 for Reasoning?
As of Oct 14, 2026, Claude Opus 4.8 leads Grok 4.6 in Reasoning at #10 against #44.
Claude Opus 4.8 or Grok 4.6 for Science?
As of Oct 14, 2026, Grok 4.6 leads Claude Opus 4.8 in Science at #10 against #27.