DeepSeek R1 0528 vs GPT-5.5
As of Oct 14, 2026, DeepSeek R1 0528 leads GPT-5.5 in 0 of 5 shared categories.
DeepSeek R1 0528
It used to be. Was SOTA in General LLM.
GPT-5.5
It used to be. Was SOTA in General LLM.
| Category | DeepSeek R1 0528 | GPT-5.5 |
|---|---|---|
| General LLM | #92 · #92 in General LLM Margin 62.585034013605444 LMArena leaderboard dataset · Oct 13, 2026 | #21 · Was SOTA · General LLM Margin 14.285714285714292 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #98 · #98 in Reasoning Margin 67.8082191780822 LMArena leaderboard dataset · Oct 13, 2026 | #25 · #25 in Reasoning Margin 17.808219178082197 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 | #78 · #78 in Science Margin — Epoch AI benchmarking hub · May 28, 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 | — | #44 · #44 in Coding › Web dev Margin 40.18691588785047 LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | #114 · #114 in Long context Margin 77.55102040816327 LMArena leaderboard dataset · Oct 13, 2026 | #23 · Was SOTA · Long context Margin 15.646258503401356 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | — | #10 · Was SOTA · Vision Margin 28.94736842105263 Epoch AI benchmarking hub · Apr 23, 2026 |
| Factuality | — | #5 · Was SOTA · Factuality Margin 4.477611940298502 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | #70 · #70 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · May 28, 2025 | #7 · #7 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Apr 23, 2026 |
DeepSeek R1 0528: $0.9125000000000001 per 1M blended tokens.
GPT-5.5: $11.25 per 1M blended tokens.
DeepSeek R1 0528: open weights.
GPT-5.5: closed weights.
General LLM: As of Oct 14, 2026, GPT-5.5 leads DeepSeek R1 0528 in General LLM at #21 against #92.
Reasoning: As of Oct 14, 2026, GPT-5.5 leads DeepSeek R1 0528 in Reasoning at #25 against #98.
Science: As of Oct 14, 2026, GPT-5.5 leads DeepSeek R1 0528 in Science at #30 against #78.
Long context: As of Oct 14, 2026, GPT-5.5 leads DeepSeek R1 0528 in Long context at #23 against #114.
Abstraction (ARC): As of Oct 14, 2026, GPT-5.5 leads DeepSeek R1 0528 in Abstraction (ARC) at #7 against #70.
DeepSeek R1 0528 or GPT-5.5?
As of Oct 14, 2026, DeepSeek R1 0528 leads GPT-5.5 in 0 of 5 shared categories.
DeepSeek R1 0528 or GPT-5.5 for General LLM?
As of Oct 14, 2026, GPT-5.5 leads DeepSeek R1 0528 in General LLM at #21 against #92.
DeepSeek R1 0528 or GPT-5.5 for Reasoning?
As of Oct 14, 2026, GPT-5.5 leads DeepSeek R1 0528 in Reasoning at #25 against #98.
DeepSeek R1 0528 or GPT-5.5 for Science?
As of Oct 14, 2026, GPT-5.5 leads DeepSeek R1 0528 in Science at #30 against #78.