Kimi K2 Thinking Turbo vs O3 Mini
As of Oct 14, 2026, Kimi K2 Thinking Turbo leads O3 Mini in 3 of 4 shared categories: Reasoning, Science, and Long context.
Kimi K2 Thinking Turbo
It used to be. Was SOTA in Coding › Web dev.
O3 Mini
It used to be. Was SOTA in Reasoning.
| Category | Kimi K2 Thinking Turbo | O3 Mini |
|---|---|---|
| General LLM | #81 · #81 in General LLM Margin 55.10204081632653 LMArena leaderboard dataset · Oct 13, 2026 | #7 · #7 in General LLM Margin — LMArena leaderboard dataset · Apr 16, 2025 |
| Reasoning | #77 · #77 in Reasoning Margin 53.42465753424658 LMArena leaderboard dataset · Oct 13, 2026 | #133 · Was SOTA · Reasoning Margin 91.78082191780823 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 | #60 · #60 in Science Margin — Epoch AI benchmarking hub · Nov 6, 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 |
| Coding › Web dev | #94 · #94 in Coding › Web dev Margin 86.91588785046729 LMArena leaderboard dataset · Oct 13, 2026 | — |
| Long context | #87 · #87 in Long context Margin 59.183673469387756 LMArena leaderboard dataset · Oct 13, 2026 | #145 · #145 in Long context Margin 98.63945578231292 LMArena leaderboard dataset · Oct 13, 2026 |
| Factuality | #90 · #90 in Factuality Margin 67.91044776119404 LMArena leaderboard dataset · Oct 13, 2026 | #— · Not enough data Margin — Epoch AI benchmarking hub · Jan 31, 2025 |
| Abstraction (ARC) | — | #51 · #51 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Jan 31, 2025 |
Kimi K2 Thinking Turbo: price per 1M tokens is unset in the catalog.
O3 Mini: $1.9250000000000003 per 1M blended tokens.
Kimi K2 Thinking Turbo: open weights.
O3 Mini: closed weights.
General LLM: As of Oct 14, 2026, O3 Mini leads Kimi K2 Thinking Turbo in General LLM at #7 against #81.
Reasoning: As of Oct 14, 2026, Kimi K2 Thinking Turbo leads O3 Mini in Reasoning at #77 against #133.
Science: As of Oct 14, 2026, Kimi K2 Thinking Turbo leads O3 Mini in Science at #60 against #76.
Long context: As of Oct 14, 2026, Kimi K2 Thinking Turbo leads O3 Mini in Long context at #87 against #145.
Kimi K2 Thinking Turbo · O3 Mini
Kimi K2 Thinking Turbo or O3 Mini?
As of Oct 14, 2026, Kimi K2 Thinking Turbo leads O3 Mini in 3 of 4 shared categories: Reasoning, Science, and Long context.
Kimi K2 Thinking Turbo or O3 Mini for General LLM?
As of Oct 14, 2026, O3 Mini leads Kimi K2 Thinking Turbo in General LLM at #7 against #81.
Kimi K2 Thinking Turbo or O3 Mini for Reasoning?
As of Oct 14, 2026, Kimi K2 Thinking Turbo leads O3 Mini in Reasoning at #77 against #133.
Kimi K2 Thinking Turbo or O3 Mini for Science?
As of Oct 14, 2026, Kimi K2 Thinking Turbo leads O3 Mini in Science at #60 against #76.