Gemini 3.8 Flash vs Step 3.5 Flash
As of Oct 14, 2026, Gemini 3.8 Flash leads Step 3.5 Flash in 4 of 4 shared categories: General LLM, Reasoning, Long context, and Factuality.
Gemini 3.8 Flash
Yes. Yes on General LLM (best per dollar); Reasoning (best per dollar). Not the overall leader.
Step 3.5 Flash
#99 Best current rank: #99 in Factuality, as of Oct 14, 2026.
| Category | Gemini 3.8 Flash | Step 3.5 Flash |
|---|---|---|
| General LLM | #7 · Was SOTA · General LLM Margin 4.761904761904759 LMArena leaderboard dataset · Oct 13, 2026 | #123 · #123 in General LLM Margin 83.6734693877551 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #6 · #6 in Reasoning Margin 4.794520547945211 LMArena leaderboard dataset · Oct 13, 2026 | #124 · #124 in Reasoning Margin 85.61643835616438 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 | — |
| Long context | #5 · Near-SOTA · Long context Margin 3.401360544217681 LMArena leaderboard dataset · Oct 13, 2026 | #119 · #119 in Long context Margin 80.95238095238095 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | #15 · #15 in Vision Margin 42.10526315789474 Epoch AI benchmarking hub · Sep 2, 2026 | — |
| Factuality | #17 · #17 in Factuality Margin 13.43283582089552 LMArena leaderboard dataset · Oct 13, 2026 | #99 · #99 in Factuality Margin 74.6268656716418 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.
Step 3.5 Flash: $0.15 per 1M blended tokens.
Gemini 3.8 Flash: closed weights.
Step 3.5 Flash: open weights.
General LLM: As of Oct 14, 2026, Gemini 3.8 Flash leads Step 3.5 Flash in General LLM at #7 against #123.
Reasoning: As of Oct 14, 2026, Gemini 3.8 Flash leads Step 3.5 Flash in Reasoning at #6 against #124.
Long context: As of Oct 14, 2026, Gemini 3.8 Flash leads Step 3.5 Flash in Long context at #5 against #119.
Factuality: As of Oct 14, 2026, Gemini 3.8 Flash leads Step 3.5 Flash in Factuality at #17 against #99.
Gemini 3.8 Flash · Step 3.5 Flash
Gemini 3.8 Flash or Step 3.5 Flash?
As of Oct 14, 2026, Gemini 3.8 Flash leads Step 3.5 Flash in 4 of 4 shared categories: General LLM, Reasoning, Long context, and Factuality.
Gemini 3.8 Flash or Step 3.5 Flash for General LLM?
As of Oct 14, 2026, Gemini 3.8 Flash leads Step 3.5 Flash in General LLM at #7 against #123.
Gemini 3.8 Flash or Step 3.5 Flash for Reasoning?
As of Oct 14, 2026, Gemini 3.8 Flash leads Step 3.5 Flash in Reasoning at #6 against #124.
Gemini 3.8 Flash or Step 3.5 Flash for Long context?
As of Oct 14, 2026, Gemini 3.8 Flash leads Step 3.5 Flash in Long context at #5 against #119.