DeepSeek R1 vs O3 Mini
As of Oct 15, 2026, DeepSeek R1 leads O3 Mini in 2 of 5 shared categories: Reasoning and Long context.
| Category | DeepSeek R1 | O3 Mini |
|---|---|---|
| General LLM | #153 · Was SOTA · General LLM Margin 81.38297872340425 LMArena leaderboard dataset · Oct 13, 2026 | #10 · #10 in General LLM Margin — LMArena leaderboard dataset · Apr 16, 2025 |
| Reasoning | #151 · Was SOTA · Reasoning Margin 80.85106382978724 LMArena leaderboard dataset · Oct 13, 2026 | #172 · Was SOTA · Reasoning Margin 92.02127659574468 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 | #90 · #90 in Science Margin — Epoch AI benchmarking hub · Jan 20, 2025 | #76 · #76 in Science Margin — Epoch AI benchmarking hub · Jan 31, 2025 |
| Coding | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | #160 · Was SOTA · Long context Margin 85.1063829787234 LMArena leaderboard dataset · Oct 13, 2026 | #186 · #186 in Long context Margin 98.93617021276596 LMArena leaderboard dataset · Oct 13, 2026 |
| Factuality | — | #— · Not enough data Margin — Epoch AI benchmarking hub · Jan 31, 2025 |
| Abstraction (ARC) | #77 · #77 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Jan 20, 2025 | #51 · #51 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Jan 31, 2025 |
DeepSeek R1: $1.15 per 1M blended tokens.
O3 Mini: $1.9250000000000003 per 1M blended tokens.
DeepSeek R1: open weights.
O3 Mini: closed weights.
General LLM: As of Oct 15, 2026, O3 Mini leads DeepSeek R1 in General LLM at #10 against #153.
Reasoning: As of Oct 15, 2026, DeepSeek R1 leads O3 Mini in Reasoning at #151 against #172.
Science: As of Oct 15, 2026, O3 Mini leads DeepSeek R1 in Science at #76 against #90.
Long context: As of Oct 15, 2026, DeepSeek R1 leads O3 Mini in Long context at #160 against #186.
Abstraction (ARC): As of Oct 15, 2026, O3 Mini leads DeepSeek R1 in Abstraction (ARC) at #51 against #77.
DeepSeek R1 or O3 Mini?
As of Oct 15, 2026, DeepSeek R1 leads O3 Mini in 2 of 5 shared categories: Reasoning and Long context.
DeepSeek R1 or O3 Mini for General LLM?
As of Oct 15, 2026, O3 Mini leads DeepSeek R1 in General LLM at #10 against #153.
DeepSeek R1 or O3 Mini for Reasoning?
As of Oct 15, 2026, DeepSeek R1 leads O3 Mini in Reasoning at #151 against #172.
DeepSeek R1 or O3 Mini for Science?
As of Oct 15, 2026, O3 Mini leads DeepSeek R1 in Science at #76 against #90.