Minimax M3 vs O3 Mini
As of Oct 14, 2026, Minimax M3 leads O3 Mini in 3 of 4 shared categories: Reasoning, Science, and Long context.
Minimax M3
It used to be. Was SOTA in Coding › Web dev.
O3 Mini
It used to be. Was SOTA in Reasoning.
| Category | Minimax M3 | O3 Mini |
|---|---|---|
| General LLM | #69 · #69 in General LLM Margin 46.93877551020408 LMArena leaderboard dataset · Oct 13, 2026 | #7 · #7 in General LLM Margin — LMArena leaderboard dataset · Apr 16, 2025 |
| Reasoning | #63 · #63 in Reasoning Margin 43.83561643835616 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 | #28 · #28 in Science Margin — Epoch AI benchmarking hub · Jun 1, 2026 | #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 | #49 · #49 in Coding › Web dev Margin 44.85981308411215 LMArena leaderboard dataset · Oct 13, 2026 | — |
| Long context | #62 · #62 in Long context Margin 42.176870748299315 LMArena leaderboard dataset · Oct 13, 2026 | #145 · #145 in Long context Margin 98.63945578231292 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 9, 2026 | — |
| Factuality | #75 · #75 in Factuality Margin 56.71641791044776 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 |
Minimax M3: $0.5249999999999999 per 1M blended tokens.
O3 Mini: $1.9250000000000003 per 1M blended tokens.
Minimax M3: open weights.
O3 Mini: closed weights.
General LLM: As of Oct 14, 2026, O3 Mini leads Minimax M3 in General LLM at #7 against #69.
Reasoning: As of Oct 14, 2026, Minimax M3 leads O3 Mini in Reasoning at #63 against #133.
Science: As of Oct 14, 2026, Minimax M3 leads O3 Mini in Science at #28 against #76.
Long context: As of Oct 14, 2026, Minimax M3 leads O3 Mini in Long context at #62 against #145.
Minimax M3 or O3 Mini?
As of Oct 14, 2026, Minimax M3 leads O3 Mini in 3 of 4 shared categories: Reasoning, Science, and Long context.
Minimax M3 or O3 Mini for General LLM?
As of Oct 14, 2026, O3 Mini leads Minimax M3 in General LLM at #7 against #69.
Minimax M3 or O3 Mini for Reasoning?
As of Oct 14, 2026, Minimax M3 leads O3 Mini in Reasoning at #63 against #133.
Minimax M3 or O3 Mini for Science?
As of Oct 14, 2026, Minimax M3 leads O3 Mini in Science at #28 against #76.