GPT-5.4 vs Kimi K2 5
As of Oct 14, 2026, GPT-5.4 leads Kimi K2 5 in 2 of 2 shared categories: Math and Abstraction (ARC).
GPT-5.4
It used to be. Was SOTA in General LLM.
Kimi K2 5
#17 Best current rank: #17 in Math, as of Oct 14, 2026.
| Category | GPT-5.4 | Kimi K2 5 |
|---|---|---|
| General LLM | #28 · Was SOTA · General LLM Margin 19.04761904761905 LMArena leaderboard dataset · Oct 13, 2026 | — |
| Reasoning | #29 · #29 in Reasoning Margin 20.54794520547945 LMArena leaderboard dataset · Oct 13, 2026 | #— · Not enough data Margin — Epoch AI benchmarking hub · Jan 27, 2026 |
| Math | #9 · #9 in Math Margin 17.777777777777757 Epoch AI benchmarking hub · Mar 5, 2026 | #17 · #17 in Math Margin 35.55555555555556 Epoch AI benchmarking hub · Jan 27, 2026 |
| Science | #16 · #16 in Science Margin — Epoch AI benchmarking hub · Mar 5, 2026 | — |
| Coding | #— · Not enough data Margin — Epoch AI benchmarking hub · Mar 5, 2026 | #— · Not enough data Margin — Epoch AI benchmarking hub · Jan 27, 2026 |
| Coding › Web dev | #55 · #55 in Coding › Web dev Margin 50.467289719626166 LMArena leaderboard dataset · Oct 13, 2026 | — |
| Long context | #34 · #34 in Long context Margin 23.12925170068027 LMArena leaderboard dataset · Oct 13, 2026 | — |
| Vision | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 9, 2026 | — |
| Factuality | #6 · Was SOTA · Factuality Margin 5.22388059701494 LMArena leaderboard dataset · Oct 13, 2026 | #— · Not enough data Margin — Epoch AI benchmarking hub · Jan 27, 2026 |
| Abstraction (ARC) | #10 · #10 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Mar 5, 2026 | #35 · #35 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Jan 27, 2026 |
GPT-5.4: $5.625 per 1M blended tokens.
Kimi K2 5: $1.0000000000000002 per 1M blended tokens.
GPT-5.4: closed weights.
Kimi K2 5: open weights.
Math: As of Oct 14, 2026, GPT-5.4 leads Kimi K2 5 in Math at #9 against #17.
Abstraction (ARC): As of Oct 14, 2026, GPT-5.4 leads Kimi K2 5 in Abstraction (ARC) at #10 against #35.
GPT-5.4 or Kimi K2 5?
As of Oct 14, 2026, GPT-5.4 leads Kimi K2 5 in 2 of 2 shared categories: Math and Abstraction (ARC).
GPT-5.4 or Kimi K2 5 for Math?
As of Oct 14, 2026, GPT-5.4 leads Kimi K2 5 in Math at #9 against #17.
GPT-5.4 or Kimi K2 5 for Abstraction (ARC)?
As of Oct 14, 2026, GPT-5.4 leads Kimi K2 5 in Abstraction (ARC) at #10 against #35.