Claude Opus 4.8 vs Grok 4.1
As of Oct 15, 2026, Claude Opus 4.8 leads Grok 4.1 in 4 of 4 shared categories: General LLM, Reasoning, Long context, and Factuality.
Claude Opus 4.8
It used to be. Was SOTA in Coding › Web dev.
Grok 4.1
#53 Best current rank: #53 in General LLM, as of Oct 15, 2026.
| Category | Claude Opus 4.8 | Grok 4.1 |
|---|---|---|
| General LLM | #21 · #21 in General LLM Margin 11.170212765957444 LMArena leaderboard dataset · Oct 13, 2026 | #53 · #53 in General LLM Margin 28.191489361702125 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #10 · #10 in Reasoning Margin 5.851063829787236 LMArena leaderboard dataset · Oct 13, 2026 | #68 · #68 in Reasoning Margin 36.702127659574465 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 | — |
| Coding | #12 · #12 in Coding Margin 59.09090909090909 Terminal-Bench Harbor Hub · Oct 6, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Coding › Agentic | #12 · #12 in Coding › Agentic Margin 59.09090909090909 Terminal-Bench Harbor Hub · Oct 6, 2026 | — |
| Coding › Web dev | #35 · Was SOTA · Coding › Web dev Margin 27.200000000000003 LMArena leaderboard dataset · Oct 13, 2026 | — |
| Long context | #10 · Was SOTA · Long context Margin 5.319148936170208 LMArena leaderboard dataset · Oct 13, 2026 | #82 · #82 in Long context Margin 43.61702127659574 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | #13 · #13 in Vision Margin 36.842105263157904 Epoch AI benchmarking hub · May 28, 2026 | — |
| Factuality | #24 · #24 in Factuality Margin 14.534883720930239 LMArena leaderboard dataset · Oct 13, 2026 | #103 · #103 in Factuality Margin 60.46511627906977 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | #12 · #12 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · May 28, 2026 | — |
Claude Opus 4.8: $10 per 1M blended tokens.
Grok 4.1: price per 1M tokens is unset in the catalog.
Claude Opus 4.8: closed weights.
Grok 4.1: closed weights.
General LLM: As of Oct 15, 2026, Claude Opus 4.8 leads Grok 4.1 in General LLM at #21 against #53.
Reasoning: As of Oct 15, 2026, Claude Opus 4.8 leads Grok 4.1 in Reasoning at #10 against #68.
Long context: As of Oct 15, 2026, Claude Opus 4.8 leads Grok 4.1 in Long context at #10 against #82.
Factuality: As of Oct 15, 2026, Claude Opus 4.8 leads Grok 4.1 in Factuality at #24 against #103.
Claude Opus 4.8 or Grok 4.1?
As of Oct 15, 2026, Claude Opus 4.8 leads Grok 4.1 in 4 of 4 shared categories: General LLM, Reasoning, Long context, and Factuality.
Claude Opus 4.8 or Grok 4.1 for General LLM?
As of Oct 15, 2026, Claude Opus 4.8 leads Grok 4.1 in General LLM at #21 against #53.
Claude Opus 4.8 or Grok 4.1 for Reasoning?
As of Oct 15, 2026, Claude Opus 4.8 leads Grok 4.1 in Reasoning at #10 against #68.
Claude Opus 4.8 or Grok 4.1 for Long context?
As of Oct 15, 2026, Claude Opus 4.8 leads Grok 4.1 in Long context at #10 against #82.