How do DeepSeek V4.1 Flash and Hy3 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 Hy3 when publicly disclosed.

LLM Comparison

DeepSeek V4.1 Flash vs Hy3: benchmark scores, pricing & comparison.

Q: Which is better: DeepSeek V4.1 Flash or Hy3?

AskClash compares DeepSeek V4.1 Flash and Hy3 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 Hy3 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 Hy3 model page

Rank #22 vs #31AskClash overall scores 61.7 vs 56.1.

Pricing $0.15/$0.60 vs $0.12/$0.43Input and output token prices per 1M tokens when published.

API vs Open WeightDeepSeek vs Tencent.

DeepSeek V4.1 Flash vs Hy3 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	Hy3
Overall Score	61.7	56.1
Leaderboard Rank	#22	#31
RWT	—	8.0
HLE	36.8	53.2
GPQA	90.9	90.4
SWE-bench	—	78.0
SWE-Pro	—	57.9
Terminal-Bench	90.6	71.7
DeepSWE	74.2	—
GDPval-AA	—	1136.0
MCP Atlas	—	79.1
Tau2	—	92.7
MRCR	—	75.1
Input Price (per 1M tokens)	$0.15	$0.12
Output Price (per 1M tokens)	$0.60	$0.43
Context Window	1M	256K
Benchmarks Published	4	10

DeepSeek V4.1 Flash vs Hy3 head-to-head charts

DeepSeek V4.1 Flash leads 3 and Hy3 leads 1 of 4 shared benchmarks. Hy3 is cheaper on a defined 1M-input / 200K-output workload. Charts show only benchmarks both models publish.

DeepSeek V4.1 FlashHy3

Overall

61.7DeepSeek V4.1 Flash

56.1Hy3

HLE

36.8DeepSeek V4.1 Flash

53.2Hy3

GPQA

90.9DeepSeek V4.1 Flash

90.4Hy3

Terminal-Bench

90.6DeepSeek V4.1 Flash

71.7Hy3

DeepSeek V4.1 Flash

Input$0.15

Output$0.60

Workload$0.27

Context1M

Hy3

Input$0.12

Output$0.43

Workload$0.21

Context256K

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

More DeepSeek V4.1 Flash and Hy3 comparisons

Explore how DeepSeek V4.1 Flash and Hy3 stack up against other top-ranked LLMs.

Claude Fable 5.1 vs DeepSeek V4.1 Flash Claude Fable 5.1 vs Hy3 Claude Fable 5 vs DeepSeek V4.1 Flash Claude Fable 5 vs Hy3 Claude Opus 5 vs DeepSeek V4.1 Flash Claude Opus 5 vs Hy3 GPT-5.6 Sol vs DeepSeek V4.1 Flash GPT-5.6 Sol vs Hy3 Qwen3.8 Max vs DeepSeek V4.1 Flash Qwen3.8 Max vs Hy3

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.