Claude Opus 4 vs Claude Opus 4.8
As of Oct 14, 2026, Claude Opus 4 leads Claude Opus 4.8 in 0 of 5 shared categories.
Claude Opus 4
It used to be. Was SOTA in Reasoning.
Claude Opus 4.8
It used to be. Was SOTA in Coding › Web dev.
| Category | Claude Opus 4 | Claude Opus 4.8 |
|---|---|---|
| General LLM | #102 · #102 in General LLM Margin 69.38775510204081 LMArena leaderboard dataset · Oct 13, 2026 | #20 · #20 in General LLM Margin 13.605442176870753 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #97 · Was SOTA · Reasoning Margin 67.12328767123287 LMArena leaderboard dataset · Oct 13, 2026 | #10 · #10 in Reasoning Margin 7.534246575342465 LMArena leaderboard dataset · Oct 13, 2026 |
| Math | #29 · #29 in Math Margin 62.22222222222222 Epoch AI benchmarking hub · May 22, 2025 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Science | #91 · #91 in Science Margin — Epoch AI benchmarking hub · May 22, 2025 | #27 · #27 in Science Margin — Epoch AI benchmarking hub · May 28, 2026 |
| Coding | #— · Not enough data Margin — Epoch AI benchmarking hub · May 22, 2025 | #12 · #12 in Coding Margin 59.09090909090909 Terminal-Bench Harbor Hub · Oct 6, 2026 |
| Coding › Agentic | — | #12 · #12 in Coding › Agentic Margin 59.09090909090909 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 |
| Long context | #70 · #70 in Long context Margin 47.61904761904762 LMArena leaderboard dataset · Oct 13, 2026 | #10 · Was SOTA · Long context Margin 6.802721088435391 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 9, 2026 | #13 · #13 in Vision Margin 36.842105263157904 Epoch AI benchmarking hub · May 28, 2026 |
| Factuality | — | #21 · #21 in Factuality Margin 16.417910447761187 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | #69 · #69 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · May 22, 2025 | #12 · #12 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · May 28, 2026 |
Claude Opus 4: price per 1M tokens is unset in the catalog.
Claude Opus 4.8: $10 per 1M blended tokens.
Claude Opus 4: closed weights.
Claude Opus 4.8: closed weights.
General LLM: As of Oct 14, 2026, Claude Opus 4.8 leads Claude Opus 4 in General LLM at #20 against #102.
Reasoning: As of Oct 14, 2026, Claude Opus 4.8 leads Claude Opus 4 in Reasoning at #10 against #97.
Science: As of Oct 14, 2026, Claude Opus 4.8 leads Claude Opus 4 in Science at #27 against #91.
Long context: As of Oct 14, 2026, Claude Opus 4.8 leads Claude Opus 4 in Long context at #10 against #70.
Abstraction (ARC): As of Oct 14, 2026, Claude Opus 4.8 leads Claude Opus 4 in Abstraction (ARC) at #12 against #69.
Claude Opus 4 · Claude Opus 4.8
Claude Opus 4 or Claude Opus 4.8?
As of Oct 14, 2026, Claude Opus 4 leads Claude Opus 4.8 in 0 of 5 shared categories.
Claude Opus 4 or Claude Opus 4.8 for General LLM?
As of Oct 14, 2026, Claude Opus 4.8 leads Claude Opus 4 in General LLM at #20 against #102.
Claude Opus 4 or Claude Opus 4.8 for Reasoning?
As of Oct 14, 2026, Claude Opus 4.8 leads Claude Opus 4 in Reasoning at #10 against #97.
Claude Opus 4 or Claude Opus 4.8 for Science?
As of Oct 14, 2026, Claude Opus 4.8 leads Claude Opus 4 in Science at #27 against #91.