Mimo V2.6 Pro vs Step 5 Preview
As of Oct 14, 2026, Mimo V2.6 Pro leads Step 5 Preview in 5 of 5 shared categories: General LLM, Reasoning, Coding › Web dev, Long context, and Factuality.
Mimo V2.6 Pro
Yes. Yes on General LLM (open weights); General LLM (best per dollar). Not the overall leader.
Step 5 Preview
#31 Best current rank: #31 in Coding › Web dev, as of Oct 14, 2026.
| Category | Mimo V2.6 Pro | Step 5 Preview |
|---|---|---|
| General LLM | #22 · #22 in General LLM Margin 14.965986394557817 LMArena leaderboard dataset · Oct 13, 2026 | #60 · #60 in General LLM Margin 40.816326530612244 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #21 · #21 in Reasoning Margin 15.06849315068493 LMArena leaderboard dataset · Oct 13, 2026 | #49 · #49 in Reasoning Margin 34.246575342465746 LMArena leaderboard dataset · Oct 13, 2026 |
| Math | — | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| 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 | #31 · #31 in Coding › Web dev Margin 28.037383177570092 LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | #18 · #18 in Long context Margin 12.244897959183675 LMArena leaderboard dataset · Oct 13, 2026 | #56 · #56 in Long context Margin 38.095238095238095 LMArena leaderboard dataset · Oct 13, 2026 |
| 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 | #57 · #57 in Factuality Margin 43.28358208955224 LMArena leaderboard dataset · Oct 13, 2026 |
Mimo V2.6 Pro: $0.54375 per 1M blended tokens.
Step 5 Preview: $1.4249999999999998 per 1M blended tokens.
Mimo V2.6 Pro: open weights.
Step 5 Preview: closed weights.
General LLM: As of Oct 14, 2026, Mimo V2.6 Pro leads Step 5 Preview in General LLM at #22 against #60.
Reasoning: As of Oct 14, 2026, Mimo V2.6 Pro leads Step 5 Preview in Reasoning at #21 against #49.
Coding › Web dev: As of Oct 14, 2026, Mimo V2.6 Pro leads Step 5 Preview in Coding › Web dev at #16 against #31.
Long context: As of Oct 14, 2026, Mimo V2.6 Pro leads Step 5 Preview in Long context at #18 against #56.
Factuality: As of Oct 14, 2026, Mimo V2.6 Pro leads Step 5 Preview in Factuality at #8 against #57.
Mimo V2.6 Pro · Step 5 Preview
Mimo V2.6 Pro or Step 5 Preview?
As of Oct 14, 2026, Mimo V2.6 Pro leads Step 5 Preview in 5 of 5 shared categories: General LLM, Reasoning, Coding › Web dev, Long context, and Factuality.
Mimo V2.6 Pro or Step 5 Preview for General LLM?
As of Oct 14, 2026, Mimo V2.6 Pro leads Step 5 Preview in General LLM at #22 against #60.
Mimo V2.6 Pro or Step 5 Preview for Reasoning?
As of Oct 14, 2026, Mimo V2.6 Pro leads Step 5 Preview in Reasoning at #21 against #49.
Mimo V2.6 Pro or Step 5 Preview for Coding › Web dev?
As of Oct 14, 2026, Mimo V2.6 Pro leads Step 5 Preview in Coding › Web dev at #16 against #31.