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Compare · 2026-10-15

DeepSeek V4.1 Flash vs Gemini 3.8 Flash

As of Oct 15, 2026, DeepSeek V4.1 Flash leads Gemini 3.8 Flash in 1 of 8 shared categories: Coding › Web dev.

CategoryDeepSeek V4.1 FlashGemini 3.8 Flash
General LLM
#32 · #32 in General LLM
Margin 17.02127659574468
LMArena leaderboard dataset · Oct 13, 2026
#7 · Near-SOTA · General LLM
Margin 3.723404255319153
LMArena leaderboard dataset · Oct 13, 2026
Reasoning
#29 · #29 in Reasoning
Margin 15.957446808510639
LMArena leaderboard dataset · Oct 13, 2026
#6 · Near-SOTA · Reasoning
Margin 3.723404255319153
LMArena leaderboard dataset · Oct 13, 2026
Math
#— · Not enough data
Margin —
LMArena leaderboard dataset · Oct 13, 2026
#5 · #5 in Math
Margin 8.888888888888886
Epoch AI benchmarking hub · Sep 2, 2026
Science
#36 · #36 in Science
Margin —
Epoch AI benchmarking hub · Sep 9, 2026
#4 · #4 in Science
Margin —
Epoch AI benchmarking hub · Sep 2, 2026
Coding
#— · Not enough data
Margin —
LMArena leaderboard dataset · Oct 13, 2026
#15 · #15 in Coding
Margin 72.72727272727272
Terminal-Bench Harbor Hub · Oct 6, 2026
Coding › Agentic—
#15 · #15 in Coding › Agentic
Margin 72.72727272727272
Terminal-Bench Harbor Hub · Oct 6, 2026
Coding › Web dev
#21 · #21 in Coding › Web dev
Margin 16
LMArena leaderboard dataset · Oct 13, 2026
#29 · #29 in Coding › Web dev
Margin 22.400000000000006
LMArena leaderboard dataset · Oct 13, 2026
Long context
#37 · #37 in Long context
Margin 19.68085106382979
LMArena leaderboard dataset · Oct 13, 2026
#5 · Near-SOTA · Long context
Margin 2.659574468085111
LMArena leaderboard dataset · Oct 13, 2026
Vision
#21 · #21 in Vision
Margin 57.89473684210526
Epoch AI benchmarking hub · Sep 9, 2026
#15 · #15 in Vision
Margin 42.10526315789474
Epoch AI benchmarking hub · Sep 2, 2026
Factuality
#25 · #25 in Factuality
Margin 15.116279069767444
LMArena leaderboard dataset · Oct 13, 2026
#19 · #19 in Factuality
Margin 11.6279069767442
LMArena leaderboard dataset · Oct 13, 2026
Abstraction (ARC)
#8 · #8 in Abstraction (ARC)
Margin —
Epoch AI benchmarking hub · Sep 9, 2026
#1 · #1 in Abstraction (ARC)
Margin —
Epoch AI benchmarking hub · Sep 2, 2026
Price per 1M tokens

DeepSeek V4.1 Flash: $0.23463 per 1M blended tokens.

Gemini 3.8 Flash: $1.5 per 1M blended tokens.

Open weights

DeepSeek V4.1 Flash: open weights.

Gemini 3.8 Flash: closed weights.

Which to pick

General LLM: As of Oct 15, 2026, Gemini 3.8 Flash leads DeepSeek V4.1 Flash in General LLM at #7 against #32.

Reasoning: As of Oct 15, 2026, Gemini 3.8 Flash leads DeepSeek V4.1 Flash in Reasoning at #6 against #29.

Science: As of Oct 15, 2026, Gemini 3.8 Flash leads DeepSeek V4.1 Flash in Science at #4 against #36.

Coding › Web dev: As of Oct 15, 2026, DeepSeek V4.1 Flash leads Gemini 3.8 Flash in Coding › Web dev at #21 against #29.

Long context: As of Oct 15, 2026, Gemini 3.8 Flash leads DeepSeek V4.1 Flash in Long context at #5 against #37.

Vision: As of Oct 15, 2026, Gemini 3.8 Flash leads DeepSeek V4.1 Flash in Vision at #15 against #21.

Factuality: As of Oct 15, 2026, Gemini 3.8 Flash leads DeepSeek V4.1 Flash in Factuality at #19 against #25.

Abstraction (ARC): As of Oct 15, 2026, Gemini 3.8 Flash leads DeepSeek V4.1 Flash in Abstraction (ARC) at #1 against #8.

DeepSeek V4.1 Flash · Gemini 3.8 Flash

DeepSeek V4.1 Flash or Gemini 3.8 Flash?

As of Oct 15, 2026, DeepSeek V4.1 Flash leads Gemini 3.8 Flash in 1 of 8 shared categories: Coding › Web dev.

DeepSeek V4.1 Flash or Gemini 3.8 Flash for General LLM?

As of Oct 15, 2026, Gemini 3.8 Flash leads DeepSeek V4.1 Flash in General LLM at #7 against #32.

DeepSeek V4.1 Flash or Gemini 3.8 Flash for Reasoning?

As of Oct 15, 2026, Gemini 3.8 Flash leads DeepSeek V4.1 Flash in Reasoning at #6 against #29.

DeepSeek V4.1 Flash or Gemini 3.8 Flash for Science?

As of Oct 15, 2026, Gemini 3.8 Flash leads DeepSeek V4.1 Flash in Science at #4 against #36.