Kimi K3 vs O1 Mini
As of Oct 15, 2026, Kimi K3 leads O1 Mini in 2 of 3 shared categories: Science and Abstraction (ARC).
Kimi K3
Yes. Yes on General LLM (open weights); Reasoning (open weights). Not the overall leader.
O1 Mini
It used to be. Was SOTA in Reasoning.
| Category | Kimi K3 | O1 Mini |
|---|---|---|
| General LLM | #13 · #13 in General LLM Margin 6.914893617021278 LMArena leaderboard dataset · Oct 13, 2026 | #11 · #11 in General LLM Margin — LMArena leaderboard dataset · Feb 6, 2025 |
| Reasoning | #7 · #7 in Reasoning Margin 4.255319148936167 LMArena leaderboard dataset · Oct 13, 2026 | #— · Was SOTA · Reasoning Margin — LMArena leaderboard dataset · Mar 11, 2025 |
| Math | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Apr 16, 2025 |
| Science | #17 · #17 in Science Margin — Epoch AI benchmarking hub · Jul 16, 2026 | #106 · #106 in Science Margin — Epoch AI benchmarking hub · Sep 12, 2024 |
| Coding | #— · Not enough data Margin — Scale Labs leaderboards · Oct 14, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Mar 25, 2025 |
| Coding › Web dev | #12 · Was SOTA · Coding › Web dev Margin 8.799999999999997 LMArena leaderboard dataset · Oct 13, 2026 | — |
| Long context | #8 · Was SOTA · Long context Margin 4.255319148936167 LMArena leaderboard dataset · Oct 13, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Feb 11, 2025 |
| Vision | #22 · #22 in Vision Margin 60.526315789473685 Epoch AI benchmarking hub · Jul 16, 2026 | — |
| Factuality | #22 · #22 in Factuality Margin 13.372093023255815 LMArena leaderboard dataset · Oct 13, 2026 | — |
| Abstraction (ARC) | #8 · #8 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Jul 16, 2026 | #79 · #79 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Sep 12, 2024 |
Kimi K3: $4.0875 per 1M blended tokens.
O1 Mini: price per 1M tokens is unset in the catalog.
Kimi K3: open weights.
O1 Mini: closed weights.
General LLM: As of Oct 15, 2026, O1 Mini leads Kimi K3 in General LLM at #11 against #13.
Science: As of Oct 15, 2026, Kimi K3 leads O1 Mini in Science at #17 against #106.
Abstraction (ARC): As of Oct 15, 2026, Kimi K3 leads O1 Mini in Abstraction (ARC) at #8 against #79.
Kimi K3 or O1 Mini?
As of Oct 15, 2026, Kimi K3 leads O1 Mini in 2 of 3 shared categories: Science and Abstraction (ARC).
Kimi K3 or O1 Mini for General LLM?
As of Oct 15, 2026, O1 Mini leads Kimi K3 in General LLM at #11 against #13.
Kimi K3 or O1 Mini for Science?
As of Oct 15, 2026, Kimi K3 leads O1 Mini in Science at #17 against #106.
Kimi K3 or O1 Mini for Abstraction (ARC)?
As of Oct 15, 2026, Kimi K3 leads O1 Mini in Abstraction (ARC) at #8 against #79.