Mimo V2.6 Flash vs O3 Mini
As of Oct 14, 2026, Mimo V2.6 Flash leads O3 Mini in 2 of 3 shared categories: Reasoning and Long context.
Mimo V2.6 Flash
Yes. Yes on Reasoning (best per dollar); Coding › Web dev (best per dollar). Not the overall leader.
O3 Mini
It used to be. Was SOTA in Reasoning.
| Category | Mimo V2.6 Flash | O3 Mini |
|---|---|---|
| General LLM | #55 · #55 in General LLM Margin 37.414965986394556 LMArena leaderboard dataset · Oct 13, 2026 | #7 · #7 in General LLM Margin — LMArena leaderboard dataset · Apr 16, 2025 |
| Reasoning | #43 · #43 in Reasoning Margin 30.13698630136986 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 | — | #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 | #14 · #14 in Coding › Web dev Margin 12.149532710280369 LMArena leaderboard dataset · Oct 13, 2026 | — |
| Long context | #55 · #55 in Long context Margin 37.414965986394556 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 | #42 · #42 in Factuality Margin 32.089552238805965 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 |
Mimo V2.6 Flash: $0.17500000000000002 per 1M blended tokens.
O3 Mini: $1.9250000000000003 per 1M blended tokens.
Mimo V2.6 Flash: open weights.
O3 Mini: closed weights.
General LLM: As of Oct 14, 2026, O3 Mini leads Mimo V2.6 Flash in General LLM at #7 against #55.
Reasoning: As of Oct 14, 2026, Mimo V2.6 Flash leads O3 Mini in Reasoning at #43 against #133.
Long context: As of Oct 14, 2026, Mimo V2.6 Flash leads O3 Mini in Long context at #55 against #145.
Mimo V2.6 Flash or O3 Mini?
As of Oct 14, 2026, Mimo V2.6 Flash leads O3 Mini in 2 of 3 shared categories: Reasoning and Long context.
Mimo V2.6 Flash or O3 Mini for General LLM?
As of Oct 14, 2026, O3 Mini leads Mimo V2.6 Flash in General LLM at #7 against #55.
Mimo V2.6 Flash or O3 Mini for Reasoning?
As of Oct 14, 2026, Mimo V2.6 Flash leads O3 Mini in Reasoning at #43 against #133.
Mimo V2.6 Flash or O3 Mini for Long context?
As of Oct 14, 2026, Mimo V2.6 Flash leads O3 Mini in Long context at #55 against #145.