Claude Opus 4.8 vs GPT-4.1
As of Oct 14, 2026, Claude Opus 4.8 leads GPT-4.1 in 6 of 6 shared categories: General LLM, Reasoning, Science, Long context, Factuality, and Abstraction (ARC).
Claude Opus 4.8
It used to be. Was SOTA in Coding › Web dev.
GPT-4.1
It used to be. Was SOTA in Long context.
| Category | Claude Opus 4.8 | GPT-4.1 |
|---|---|---|
| General LLM | #20 · #20 in General LLM Margin 13.605442176870753 LMArena leaderboard dataset · Oct 13, 2026 | #101 · #101 in General LLM Margin 68.70748299319727 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #10 · #10 in Reasoning Margin 7.534246575342465 LMArena leaderboard dataset · Oct 13, 2026 | #102 · #102 in Reasoning Margin 70.54794520547945 LMArena leaderboard dataset · Oct 13, 2026 |
| Math | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 | #39 · #39 in Math Margin 86.66666666666667 Epoch AI benchmarking hub · Apr 14, 2025 |
| Science | #27 · #27 in Science Margin — Epoch AI benchmarking hub · May 28, 2026 | #96 · #96 in Science Margin — Epoch AI benchmarking hub · Apr 14, 2025 |
| Coding | #12 · #12 in Coding Margin 59.09090909090909 Terminal-Bench Harbor Hub · Oct 6, 2026 | #— · Not enough data Margin — Epoch AI benchmarking hub · Apr 14, 2025 |
| 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 | #10 · Was SOTA · Long context Margin 6.802721088435391 LMArena leaderboard dataset · Oct 13, 2026 | #95 · Was SOTA · Long context Margin 64.62585034013605 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | #13 · #13 in Vision Margin 36.842105263157904 Epoch AI benchmarking hub · May 28, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 9, 2026 |
| Factuality | #21 · #21 in Factuality Margin 16.417910447761187 LMArena leaderboard dataset · Oct 13, 2026 | #103 · #103 in Factuality Margin 77.61194029850746 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | #12 · #12 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · May 28, 2026 | #85 · #85 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Apr 14, 2025 |
Claude Opus 4.8: $10 per 1M blended tokens.
GPT-4.1: $3.5 per 1M blended tokens.
Claude Opus 4.8: closed weights.
GPT-4.1: closed weights.
General LLM: As of Oct 14, 2026, Claude Opus 4.8 leads GPT-4.1 in General LLM at #20 against #101.
Reasoning: As of Oct 14, 2026, Claude Opus 4.8 leads GPT-4.1 in Reasoning at #10 against #102.
Science: As of Oct 14, 2026, Claude Opus 4.8 leads GPT-4.1 in Science at #27 against #96.
Long context: As of Oct 14, 2026, Claude Opus 4.8 leads GPT-4.1 in Long context at #10 against #95.
Factuality: As of Oct 14, 2026, Claude Opus 4.8 leads GPT-4.1 in Factuality at #21 against #103.
Abstraction (ARC): As of Oct 14, 2026, Claude Opus 4.8 leads GPT-4.1 in Abstraction (ARC) at #12 against #85.
Claude Opus 4.8 or GPT-4.1?
As of Oct 14, 2026, Claude Opus 4.8 leads GPT-4.1 in 6 of 6 shared categories: General LLM, Reasoning, Science, Long context, Factuality, and Abstraction (ARC).
Claude Opus 4.8 or GPT-4.1 for General LLM?
As of Oct 14, 2026, Claude Opus 4.8 leads GPT-4.1 in General LLM at #20 against #101.
Claude Opus 4.8 or GPT-4.1 for Reasoning?
As of Oct 14, 2026, Claude Opus 4.8 leads GPT-4.1 in Reasoning at #10 against #102.
Claude Opus 4.8 or GPT-4.1 for Science?
As of Oct 14, 2026, Claude Opus 4.8 leads GPT-4.1 in Science at #27 against #96.