Claude 3.7 Sonnet vs GPT-5.5
As of Oct 15, 2026, Claude 3.7 Sonnet leads GPT-5.5 in 0 of 5 shared categories.
Claude 3.7 Sonnet
It used to be. Was SOTA in Long context.
GPT-5.5
Close. Near-SOTA in Factuality, rank #5.
| Category | Claude 3.7 Sonnet | GPT-5.5 |
|---|---|---|
| General LLM | #184 · #184 in General LLM Margin 97.87234042553192 LMArena leaderboard dataset · Oct 13, 2026 | #22 · Was SOTA · General LLM Margin 11.702127659574472 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #174 · #174 in Reasoning Margin 93.08510638297872 LMArena leaderboard dataset · Oct 13, 2026 | #26 · #26 in Reasoning Margin 14.36170212765957 LMArena leaderboard dataset · Oct 13, 2026 |
| Math | #33 · #33 in Math Margin 73.33333333333334 Epoch AI benchmarking hub · Feb 24, 2025 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Science | #98 · #98 in Science Margin — Epoch AI benchmarking hub · Feb 24, 2025 | #30 · #30 in Science Margin — Epoch AI benchmarking hub · Apr 23, 2026 |
| Coding | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Coding › Web dev | — | #48 · #48 in Coding › Web dev Margin 37.6 LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | #144 · Was SOTA · Long context Margin 76.59574468085106 LMArena leaderboard dataset · Oct 13, 2026 | #26 · Was SOTA · Long context Margin 13.829787234042556 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 9, 2026 | #10 · Was SOTA · Vision Margin 28.94736842105263 Epoch AI benchmarking hub · Apr 23, 2026 |
| Factuality | — | #5 · Near-SOTA · Factuality Margin 3.4883720930232442 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | #80 · #80 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Feb 24, 2025 | #7 · #7 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Apr 23, 2026 |
Claude 3.7 Sonnet: price per 1M tokens is unset in the catalog.
GPT-5.5: $11.25 per 1M blended tokens.
Claude 3.7 Sonnet: closed weights.
GPT-5.5: closed weights.
General LLM: As of Oct 15, 2026, GPT-5.5 leads Claude 3.7 Sonnet in General LLM at #22 against #184.
Reasoning: As of Oct 15, 2026, GPT-5.5 leads Claude 3.7 Sonnet in Reasoning at #26 against #174.
Science: As of Oct 15, 2026, GPT-5.5 leads Claude 3.7 Sonnet in Science at #30 against #98.
Long context: As of Oct 15, 2026, GPT-5.5 leads Claude 3.7 Sonnet in Long context at #26 against #144.
Abstraction (ARC): As of Oct 15, 2026, GPT-5.5 leads Claude 3.7 Sonnet in Abstraction (ARC) at #7 against #80.
Claude 3.7 Sonnet or GPT-5.5?
As of Oct 15, 2026, Claude 3.7 Sonnet leads GPT-5.5 in 0 of 5 shared categories.
Claude 3.7 Sonnet or GPT-5.5 for General LLM?
As of Oct 15, 2026, GPT-5.5 leads Claude 3.7 Sonnet in General LLM at #22 against #184.
Claude 3.7 Sonnet or GPT-5.5 for Reasoning?
As of Oct 15, 2026, GPT-5.5 leads Claude 3.7 Sonnet in Reasoning at #26 against #174.
Claude 3.7 Sonnet or GPT-5.5 for Science?
As of Oct 15, 2026, GPT-5.5 leads Claude 3.7 Sonnet in Science at #30 against #98.