Claude Opus 5 vs Mimo V2.6 Pro
As of Oct 15, 2026, Claude Opus 5 leads Mimo V2.6 Pro in 5 of 5 shared categories: General LLM, Reasoning, Coding › Web dev, Long context, and Factuality.
Claude Opus 5
Close. Near-SOTA in Factuality, rank #4.
Mimo V2.6 Pro
Yes. Yes on General LLM (open weights); General LLM (best per dollar). Not the overall leader.
| Category | Claude Opus 5 | Mimo V2.6 Pro |
|---|---|---|
| General LLM | #11 · Was SOTA · General LLM Margin 5.851063829787236 LMArena leaderboard dataset · Oct 13, 2026 | #23 · #23 in General LLM Margin 12.234042553191486 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #9 · Was SOTA · Reasoning Margin 5.319148936170208 LMArena leaderboard dataset · Oct 13, 2026 | #21 · #21 in Reasoning Margin 11.702127659574472 LMArena leaderboard dataset · Oct 13, 2026 |
| Math | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 | — |
| Science | #12 · #12 in Science Margin — Epoch AI benchmarking hub · Jul 24, 2026 | — |
| Coding | #4 · #4 in Coding Margin 22.727272727272734 Terminal-Bench Harbor Hub · Oct 6, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Coding › Agentic | #4 · #4 in Coding › Agentic Margin 22.727272727272734 Terminal-Bench Harbor Hub · Oct 6, 2026 | — |
| Coding › Web dev | #6 · Near-SOTA · Coding › Web dev Margin 4 LMArena leaderboard dataset · Oct 13, 2026 | #18 · #18 in Coding › Web dev Margin 13.599999999999994 LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | #9 · Was SOTA · Long context Margin 4.7872340425531945 LMArena leaderboard dataset · Oct 13, 2026 | #19 · #19 in Long context Margin 10.106382978723403 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | #12 · #12 in Vision Margin 36.8421052631579 Epoch AI benchmarking hub · Jul 24, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 9, 2026 |
| Factuality | #4 · Near-SOTA · Factuality Margin 2.9069767441860535 LMArena leaderboard dataset · Oct 13, 2026 | #8 · #8 in Factuality Margin 5.232558139534888 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | #3 · #3 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Jul 24, 2026 | — |
Claude Opus 5: $10 per 1M blended tokens.
Mimo V2.6 Pro: $0.54375 per 1M blended tokens.
Claude Opus 5: closed weights.
Mimo V2.6 Pro: open weights.
General LLM: As of Oct 15, 2026, Claude Opus 5 leads Mimo V2.6 Pro in General LLM at #11 against #23.
Reasoning: As of Oct 15, 2026, Claude Opus 5 leads Mimo V2.6 Pro in Reasoning at #9 against #21.
Coding › Web dev: As of Oct 15, 2026, Claude Opus 5 leads Mimo V2.6 Pro in Coding › Web dev at #6 against #18.
Long context: As of Oct 15, 2026, Claude Opus 5 leads Mimo V2.6 Pro in Long context at #9 against #19.
Factuality: As of Oct 15, 2026, Claude Opus 5 leads Mimo V2.6 Pro in Factuality at #4 against #8.
Claude Opus 5 or Mimo V2.6 Pro?
As of Oct 15, 2026, Claude Opus 5 leads Mimo V2.6 Pro in 5 of 5 shared categories: General LLM, Reasoning, Coding › Web dev, Long context, and Factuality.
Claude Opus 5 or Mimo V2.6 Pro for General LLM?
As of Oct 15, 2026, Claude Opus 5 leads Mimo V2.6 Pro in General LLM at #11 against #23.
Claude Opus 5 or Mimo V2.6 Pro for Reasoning?
As of Oct 15, 2026, Claude Opus 5 leads Mimo V2.6 Pro in Reasoning at #9 against #21.
Claude Opus 5 or Mimo V2.6 Pro for Coding › Web dev?
As of Oct 15, 2026, Claude Opus 5 leads Mimo V2.6 Pro in Coding › Web dev at #6 against #18.