Claude 3 Opus vs Claude Sonnet 4
As of Oct 15, 2026, Claude 3 Opus leads Claude Sonnet 4 in 1 of 2 shared categories: General LLM.
Claude 3 Opus
#11 Best recorded rank: #11 in General LLM, as of Oct 15, 2026.
Claude Sonnet 4
#35 Best current rank: #35 in Math, as of Oct 15, 2026.
| Category | Claude 3 Opus | Claude Sonnet 4 |
|---|---|---|
| General LLM | #11 · #11 in General LLM Margin — LMArena leaderboard dataset · Sep 27, 2024 | #163 · #163 in General LLM Margin 86.70212765957447 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 7, 2024 | #149 · #149 in Reasoning Margin 79.7872340425532 LMArena leaderboard dataset · Oct 13, 2026 |
| Math | — | #35 · #35 in Math Margin 77.77777777777777 Epoch AI benchmarking hub · May 22, 2025 |
| Science | #138 · #138 in Science Margin — Epoch AI benchmarking hub · Feb 29, 2024 | #97 · #97 in Science Margin — Epoch AI benchmarking hub · May 22, 2025 |
| Coding | — | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | — | #123 · #123 in Long context Margin 65.42553191489361 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 9, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 9, 2026 |
| Factuality | #— · Not enough data Margin — Epoch AI benchmarking hub · Feb 29, 2024 | — |
| Abstraction (ARC) | — | #67 · #67 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · May 22, 2025 |
Claude 3 Opus: price per 1M tokens is unset in the catalog.
Claude Sonnet 4: $6 per 1M blended tokens.
Claude 3 Opus: closed weights.
Claude Sonnet 4: closed weights.
General LLM: As of Oct 15, 2026, Claude 3 Opus leads Claude Sonnet 4 in General LLM at #11 against #163.
Science: As of Oct 15, 2026, Claude Sonnet 4 leads Claude 3 Opus in Science at #97 against #138.
Claude 3 Opus · Claude Sonnet 4
Claude 3 Opus or Claude Sonnet 4?
As of Oct 15, 2026, Claude 3 Opus leads Claude Sonnet 4 in 1 of 2 shared categories: General LLM.
Claude 3 Opus or Claude Sonnet 4 for General LLM?
As of Oct 15, 2026, Claude 3 Opus leads Claude Sonnet 4 in General LLM at #11 against #163.
Claude 3 Opus or Claude Sonnet 4 for Science?
As of Oct 15, 2026, Claude Sonnet 4 leads Claude 3 Opus in Science at #97 against #138.