Claude Opus 4.7 vs Kimi K2 0905 Preview
As of Oct 14, 2026, Claude Opus 4.7 leads Kimi K2 0905 Preview in 4 of 4 shared categories: General LLM, Reasoning, Long context, and Factuality.
Claude Opus 4.7
Close. Near-SOTA in Reasoning, rank #4.
Kimi K2 0905 Preview
#93 Best current rank: #93 in General LLM, as of Oct 14, 2026.
| Category | Claude Opus 4.7 | Kimi K2 0905 Preview |
|---|---|---|
| General LLM | #5 · Near-SOTA · General LLM Margin 3.401360544217681 LMArena leaderboard dataset · Oct 13, 2026 | #93 · #93 in General LLM Margin 63.265306122448976 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #4 · Near-SOTA · Reasoning Margin 3.4246575342465775 LMArena leaderboard dataset · Oct 13, 2026 | #94 · #94 in Reasoning Margin 65.06849315068493 LMArena leaderboard dataset · Oct 13, 2026 |
| Math | #10 · #10 in Math Margin 20 Epoch AI benchmarking hub · Apr 16, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Science | #34 · #34 in Science Margin — Epoch AI benchmarking hub · Apr 16, 2026 | — |
| Coding | #— · Not enough data Margin — Epoch AI benchmarking hub · Apr 16, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Coding › Web dev | #32 · Was SOTA · Coding › Web dev Margin 28.971962616822424 LMArena leaderboard dataset · Oct 13, 2026 | — |
| Long context | #4 · Near-SOTA · Long context Margin 2.7210884353741562 LMArena leaderboard dataset · Oct 13, 2026 | #115 · #115 in Long context Margin 78.2312925170068 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | #20 · Was SOTA · Vision Margin 55.26315789473684 Epoch AI benchmarking hub · Apr 16, 2026 | — |
| Factuality | #12 · #12 in Factuality Margin 9.701492537313428 LMArena leaderboard dataset · Oct 13, 2026 | #106 · #106 in Factuality Margin 79.85074626865672 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | #11 · #11 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Apr 16, 2026 | — |
Claude Opus 4.7: $10 per 1M blended tokens.
Kimi K2 0905 Preview: price per 1M tokens is unset in the catalog.
Claude Opus 4.7: closed weights.
Kimi K2 0905 Preview: open weights.
General LLM: As of Oct 14, 2026, Claude Opus 4.7 leads Kimi K2 0905 Preview in General LLM at #5 against #93.
Reasoning: As of Oct 14, 2026, Claude Opus 4.7 leads Kimi K2 0905 Preview in Reasoning at #4 against #94.
Long context: As of Oct 14, 2026, Claude Opus 4.7 leads Kimi K2 0905 Preview in Long context at #4 against #115.
Factuality: As of Oct 14, 2026, Claude Opus 4.7 leads Kimi K2 0905 Preview in Factuality at #12 against #106.
Claude Opus 4.7 · Kimi K2 0905 Preview
Claude Opus 4.7 or Kimi K2 0905 Preview?
As of Oct 14, 2026, Claude Opus 4.7 leads Kimi K2 0905 Preview in 4 of 4 shared categories: General LLM, Reasoning, Long context, and Factuality.
Claude Opus 4.7 or Kimi K2 0905 Preview for General LLM?
As of Oct 14, 2026, Claude Opus 4.7 leads Kimi K2 0905 Preview in General LLM at #5 against #93.
Claude Opus 4.7 or Kimi K2 0905 Preview for Reasoning?
As of Oct 14, 2026, Claude Opus 4.7 leads Kimi K2 0905 Preview in Reasoning at #4 against #94.
Claude Opus 4.7 or Kimi K2 0905 Preview for Long context?
As of Oct 14, 2026, Claude Opus 4.7 leads Kimi K2 0905 Preview in Long context at #4 against #115.