How do DeepSeek V4.1 Flash and Gemini 3.5 Flash-Lite compare on coding benchmarks?

The comparison table shows SWE-bench, SWE-Pro, SWE-Atlas, Terminal-Bench, DeepSWE, and coding agent index scores for both DeepSeek V4.1 Flash and Gemini 3.5 Flash-Lite when publicly disclosed.

LLM Comparison

DeepSeek V4.1 Flash vs Gemini 3.5 Flash-Lite: benchmark scores, pricing & comparison.

Q: Which is better: DeepSeek V4.1 Flash or Gemini 3.5 Flash-Lite?

AskClash compares DeepSeek V4.1 Flash and Gemini 3.5 Flash-Lite side by side across SWE-bench, GPQA, HLE, Terminal-Bench, coding agent scores, token pricing, AskClash ACB, and context window so you can see which model wins on each benchmark.

Side-by-side DeepSeek V4.1 Flash vs Gemini 3.5 Flash-Lite comparison across SWE-bench, GPQA, HLE, Terminal-Bench, coding agent scores, token pricing, context window, and AskClash RWT. Green marks the winner on each benchmark.

Open live leaderboard DeepSeek V4.1 Flash model page Gemini 3.5 Flash-Lite model page

Rank #22 vs #57AskClash overall scores 61.7 vs 40.7.

Pricing $0.15/$0.60 vs $0.30/$2.50Input and output token prices per 1M tokens when published.

API vs ProprietaryDeepSeek vs Google.

DeepSeek V4.1 Flash vs Gemini 3.5 Flash-Lite benchmark comparison

Green cells highlight the winning model for each metric. Scores are cached from the AskClash LLM leaderboard snapshot.

Metric	DeepSeek V4.1 Flash	Gemini 3.5 Flash-Lite
Overall Score	61.7	40.7
Leaderboard Rank	#22	#57
RWT	—	7.0
HLE	36.8	18.8
GPQA	90.9	83.8
SWE-Pro	—	54.2
Terminal-Bench	90.6	54.0
DeepSWE	74.2	—
GDPval-AA	—	1140.0
OSWorld	—	74.0
Finance Agent	—	47.4
MMMU-Pro	—	79.0
MRCR	—	72.2
Input Price (per 1M tokens)	$0.15	$0.30
Output Price (per 1M tokens)	$0.60	$2.50
Context Window	1M	1M
Benchmarks Published	4	10

DeepSeek V4.1 Flash vs Gemini 3.5 Flash-Lite head-to-head charts

DeepSeek V4.1 Flash leads 4 and Gemini 3.5 Flash-Lite leads 0 of 4 shared benchmarks. DeepSeek V4.1 Flash is cheaper on a defined 1M-input / 200K-output workload. Charts show only benchmarks both models publish.

DeepSeek V4.1 FlashGemini 3.5 Flash-Lite

Overall

61.7DeepSeek V4.1 Flash

40.7Gemini 3.5 Flash-Lite

HLE

36.8DeepSeek V4.1 Flash

18.8Gemini 3.5 Flash-Lite

GPQA

90.9DeepSeek V4.1 Flash

83.8Gemini 3.5 Flash-Lite

Terminal-Bench

90.6DeepSeek V4.1 Flash

54.0Gemini 3.5 Flash-Lite

DeepSeek V4.1 Flash

Input$0.15

Output$0.60

Workload$0.27

Context1M

Gemini 3.5 Flash-Lite

Input$0.30

Output$2.50

Workload$0.80

Context1M

Workload = published cost of 1M input + 200K output tokens. Open the live leaderboard for interactive compare charts.

More DeepSeek V4.1 Flash and Gemini 3.5 Flash-Lite comparisons

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How to read this comparison

Benchmark scores

Higher is better for all benchmark scores (SWE-bench, GPQA, HLE, Terminal-Bench, etc.). Green marks the model with the higher score.

Token pricing

Lower is better for input and output prices. Green marks the cheaper model per 1M tokens.

Coverage matters

Models with fewer disclosed benchmark cells may have inflated percentile scores. Check the benchmark cell count for context.

This comparison page is generated from the AskClash LLM leaderboard cache. Open the live leaderboard for real-time scores and interactive filtering.