Gemini 3.8 Flash vs Kimi K3
As of Oct 14, 2026, Gemini 3.8 Flash leads Kimi K3 in 7 of 8 shared categories: General LLM, Reasoning, Science, Long context, Vision, Factuality, and Abstraction (ARC).
Gemini 3.8 Flash
Yes. Yes on General LLM (best per dollar); Reasoning (best per dollar). Not the overall leader.
Kimi K3
Yes. Yes on General LLM (open weights); Reasoning (open weights). Not the overall leader.
| Category | Gemini 3.8 Flash | Kimi K3 |
|---|---|---|
| General LLM | #7 · Was SOTA · General LLM Margin 4.761904761904759 LMArena leaderboard dataset · Oct 13, 2026 | #13 · #13 in General LLM Margin 8.84353741496598 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #6 · #6 in Reasoning Margin 4.794520547945211 LMArena leaderboard dataset · Oct 13, 2026 | #7 · #7 in Reasoning Margin 5.479452054794521 LMArena leaderboard dataset · Oct 13, 2026 |
| Math | #5 · #5 in Math Margin 8.888888888888886 Epoch AI benchmarking hub · Sep 2, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Science | #4 · #4 in Science Margin — Epoch AI benchmarking hub · Sep 2, 2026 | #17 · #17 in Science Margin — Epoch AI benchmarking hub · Jul 16, 2026 |
| Coding | #15 · #15 in Coding Margin 72.72727272727272 Terminal-Bench Harbor Hub · Oct 6, 2026 | #— · Not enough data Margin — Scale Labs leaderboards · Oct 14, 2026 |
| Coding › Agentic | #15 · #15 in Coding › Agentic Margin 72.72727272727272 Terminal-Bench Harbor Hub · Oct 6, 2026 | — |
| Coding › Web dev | #27 · #27 in Coding › Web dev Margin 24.29906542056075 LMArena leaderboard dataset · Oct 13, 2026 | #11 · Was SOTA · Coding › Web dev Margin 9.34579439252336 LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | #5 · Near-SOTA · Long context Margin 3.401360544217681 LMArena leaderboard dataset · Oct 13, 2026 | #8 · Was SOTA · Long context Margin 5.442176870748298 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | #15 · #15 in Vision Margin 42.10526315789474 Epoch AI benchmarking hub · Sep 2, 2026 | #22 · #22 in Vision Margin 60.526315789473685 Epoch AI benchmarking hub · Jul 16, 2026 |
| Factuality | #17 · #17 in Factuality Margin 13.43283582089552 LMArena leaderboard dataset · Oct 13, 2026 | #19 · #19 in Factuality Margin 14.925373134328368 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | #1 · #1 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Sep 2, 2026 | #8 · #8 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Jul 16, 2026 |
Gemini 3.8 Flash: $1.5 per 1M blended tokens.
Kimi K3: $4.125 per 1M blended tokens.
Gemini 3.8 Flash: closed weights.
Kimi K3: open weights.
General LLM: As of Oct 14, 2026, Gemini 3.8 Flash leads Kimi K3 in General LLM at #7 against #13.
Reasoning: As of Oct 14, 2026, Gemini 3.8 Flash leads Kimi K3 in Reasoning at #6 against #7.
Science: As of Oct 14, 2026, Gemini 3.8 Flash leads Kimi K3 in Science at #4 against #17.
Coding › Web dev: As of Oct 14, 2026, Kimi K3 leads Gemini 3.8 Flash in Coding › Web dev at #11 against #27.
Long context: As of Oct 14, 2026, Gemini 3.8 Flash leads Kimi K3 in Long context at #5 against #8.
Vision: As of Oct 14, 2026, Gemini 3.8 Flash leads Kimi K3 in Vision at #15 against #22.
Factuality: As of Oct 14, 2026, Gemini 3.8 Flash leads Kimi K3 in Factuality at #17 against #19.
Abstraction (ARC): As of Oct 14, 2026, Gemini 3.8 Flash leads Kimi K3 in Abstraction (ARC) at #1 against #8.
Gemini 3.8 Flash or Kimi K3?
As of Oct 14, 2026, Gemini 3.8 Flash leads Kimi K3 in 7 of 8 shared categories: General LLM, Reasoning, Science, Long context, Vision, Factuality, and Abstraction (ARC).
Gemini 3.8 Flash or Kimi K3 for General LLM?
As of Oct 14, 2026, Gemini 3.8 Flash leads Kimi K3 in General LLM at #7 against #13.
Gemini 3.8 Flash or Kimi K3 for Reasoning?
As of Oct 14, 2026, Gemini 3.8 Flash leads Kimi K3 in Reasoning at #6 against #7.
Gemini 3.8 Flash or Kimi K3 for Science?
As of Oct 14, 2026, Gemini 3.8 Flash leads Kimi K3 in Science at #4 against #17.