Mimo V2.6 Pro vs O4 Mini
As of Oct 14, 2026, Mimo V2.6 Pro leads O4 Mini in 3 of 3 shared categories: General LLM, Reasoning, and Factuality.
Mimo V2.6 Pro
Yes. Yes on General LLM (open weights); General LLM (best per dollar). Not the overall leader.
O4 Mini
It used to be. Was SOTA in Math.
| Category | Mimo V2.6 Pro | O4 Mini |
|---|---|---|
| General LLM | #22 · #22 in General LLM Margin 14.965986394557817 LMArena leaderboard dataset · Oct 13, 2026 | #125 · #125 in General LLM Margin 85.03401360544217 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #21 · #21 in Reasoning Margin 15.06849315068493 LMArena leaderboard dataset · Oct 13, 2026 | #129 · #129 in Reasoning Margin 89.04109589041096 LMArena leaderboard dataset · Oct 13, 2026 |
| Math | — | #23 · Was SOTA · Math Margin 48.888888888888886 Epoch AI benchmarking hub · Apr 16, 2025 |
| Science | — | #70 · #70 in Science Margin — Epoch AI benchmarking hub · Apr 16, 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 | #16 · #16 in Coding › Web dev Margin 14.018691588785046 LMArena leaderboard dataset · Oct 13, 2026 | — |
| Long context | #18 · #18 in Long context Margin 12.244897959183675 LMArena leaderboard dataset · Oct 13, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Jul 7, 2025 |
| Vision | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 9, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 9, 2026 |
| Factuality | #8 · #8 in Factuality Margin 6.71641791044776 LMArena leaderboard dataset · Oct 13, 2026 | #122 · #122 in Factuality Margin 91.7910447761194 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | — | #39 · #39 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Apr 16, 2025 |
Mimo V2.6 Pro: $0.54375 per 1M blended tokens.
O4 Mini: $1.9250000000000003 per 1M blended tokens.
Mimo V2.6 Pro: open weights.
O4 Mini: closed weights.
General LLM: As of Oct 14, 2026, Mimo V2.6 Pro leads O4 Mini in General LLM at #22 against #125.
Reasoning: As of Oct 14, 2026, Mimo V2.6 Pro leads O4 Mini in Reasoning at #21 against #129.
Factuality: As of Oct 14, 2026, Mimo V2.6 Pro leads O4 Mini in Factuality at #8 against #122.
Mimo V2.6 Pro or O4 Mini?
As of Oct 14, 2026, Mimo V2.6 Pro leads O4 Mini in 3 of 3 shared categories: General LLM, Reasoning, and Factuality.
Mimo V2.6 Pro or O4 Mini for General LLM?
As of Oct 14, 2026, Mimo V2.6 Pro leads O4 Mini in General LLM at #22 against #125.
Mimo V2.6 Pro or O4 Mini for Reasoning?
As of Oct 14, 2026, Mimo V2.6 Pro leads O4 Mini in Reasoning at #21 against #129.
Mimo V2.6 Pro or O4 Mini for Factuality?
As of Oct 14, 2026, Mimo V2.6 Pro leads O4 Mini in Factuality at #8 against #122.