Gemini 3.8 Flash vs Gemini 3 Pro
As of Oct 14, 2026, Gemini 3.8 Flash leads Gemini 3 Pro in 4 of 5 shared categories: General LLM, Reasoning, Coding › Web dev, and Long context.
Gemini 3.8 Flash
Yes. Yes on General LLM (best per dollar); Reasoning (best per dollar). Not the overall leader.
Gemini 3 Pro
It used to be. Was SOTA in General LLM.
| Category | Gemini 3.8 Flash | Gemini 3 Pro |
|---|---|---|
| General LLM | #7 · Was SOTA · General LLM Margin 4.761904761904759 LMArena leaderboard dataset · Oct 13, 2026 | #16 · Was SOTA · General LLM Margin 10.884353741496597 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #6 · #6 in Reasoning Margin 4.794520547945211 LMArena leaderboard dataset · Oct 13, 2026 | #22 · Was SOTA · Reasoning Margin 15.753424657534254 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 | — |
| Coding | #15 · #15 in Coding Margin 72.72727272727272 Terminal-Bench Harbor Hub · Oct 6, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 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 | #59 · Was SOTA · Coding › Web dev Margin 54.205607476635514 LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | #5 · Near-SOTA · Long context Margin 3.401360544217681 LMArena leaderboard dataset · Oct 13, 2026 | #21 · Was SOTA · Long context Margin 14.285714285714292 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | #15 · #15 in Vision Margin 42.10526315789474 Epoch AI benchmarking hub · Sep 2, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 9, 2026 |
| Factuality | #17 · #17 in Factuality Margin 13.43283582089552 LMArena leaderboard dataset · Oct 13, 2026 | #10 · Was SOTA · Factuality Margin 8.208955223880594 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | #1 · #1 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Sep 2, 2026 | — |
Gemini 3.8 Flash: $1.5 per 1M blended tokens.
Gemini 3 Pro: price per 1M tokens is unset in the catalog.
Gemini 3.8 Flash: closed weights.
Gemini 3 Pro: closed weights.
General LLM: As of Oct 14, 2026, Gemini 3.8 Flash leads Gemini 3 Pro in General LLM at #7 against #16.
Reasoning: As of Oct 14, 2026, Gemini 3.8 Flash leads Gemini 3 Pro in Reasoning at #6 against #22.
Coding › Web dev: As of Oct 14, 2026, Gemini 3.8 Flash leads Gemini 3 Pro in Coding › Web dev at #27 against #59.
Long context: As of Oct 14, 2026, Gemini 3.8 Flash leads Gemini 3 Pro in Long context at #5 against #21.
Factuality: As of Oct 14, 2026, Gemini 3 Pro leads Gemini 3.8 Flash in Factuality at #10 against #17.
Gemini 3.8 Flash · Gemini 3 Pro
Gemini 3.8 Flash or Gemini 3 Pro?
As of Oct 14, 2026, Gemini 3.8 Flash leads Gemini 3 Pro in 4 of 5 shared categories: General LLM, Reasoning, Coding › Web dev, and Long context.
Gemini 3.8 Flash or Gemini 3 Pro for General LLM?
As of Oct 14, 2026, Gemini 3.8 Flash leads Gemini 3 Pro in General LLM at #7 against #16.
Gemini 3.8 Flash or Gemini 3 Pro for Reasoning?
As of Oct 14, 2026, Gemini 3.8 Flash leads Gemini 3 Pro in Reasoning at #6 against #22.
Gemini 3.8 Flash or Gemini 3 Pro for Coding › Web dev?
As of Oct 14, 2026, Gemini 3.8 Flash leads Gemini 3 Pro in Coding › Web dev at #27 against #59.