How do DeepSeek V4 Flash 0731 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 Flash 0731 and Hy3 when publicly disclosed.

LLM Comparison

DeepSeek V4 Flash 0731 vs Hy3: benchmark scores, pricing & comparison.

Q: Which is better: DeepSeek V4 Flash 0731 or Hy3?

AskClash compares DeepSeek V4 Flash 0731 and Hy3 side by side across SWE-bench, GPQA, HLE, Terminal-Bench, coding agent scores, token pricing, and context window so you can see which model wins on each benchmark.

Side-by-side DeepSeek V4 Flash 0731 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 Flash 0731 model page Hy3 model page

Rank #16 vs #23AskClash overall scores 56.1 vs 46.7.

Pricing $0.14/$0.28 vs $0.12/$0.43Input and output token prices per 1M tokens when published.

Open Weight vs Open WeightDeepSeek vs Tencent.

DeepSeek V4 Flash 0731 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 Flash 0731	Hy3
Overall Score	56.1	46.7
Leaderboard Rank	#16	#23
RWT	—	8.0
HLE	37.0	53.2
GPQA	91.0	90.4
MATH-500	57.4	—
SWE-bench	79.0	78.0
SWE-Pro	—	57.9
Terminal-Bench	82.7	71.7
DeepSWE	54.4	—
MCP Atlas	69.0	79.1
Tau2	—	92.7
MRCR	78.7	75.1
Input Price (per 1M tokens)	$0.14	$0.12
Output Price (per 1M tokens)	$0.28	$0.43
Context Window	1M	256K
Benchmarks Published	9	9

DeepSeek V4 Flash 0731 vs Hy3 head-to-head charts

DeepSeek V4 Flash 0731 leads 5 and Hy3 leads 2 of 7 shared benchmarks. DeepSeek V4 Flash 0731 is cheaper on a defined 1M-input / 200K-output workload. Charts show only benchmarks both models publish.

DeepSeek V4 Flash 0731Hy3

Overall

56.1DeepSeek V4 Flash 0731

46.7Hy3

HLE

37.0DeepSeek V4 Flash 0731

53.2Hy3

GPQA

91.0DeepSeek V4 Flash 0731

90.4Hy3

SWE-bench

79.0DeepSeek V4 Flash 0731

78.0Hy3

Terminal-Bench

82.7DeepSeek V4 Flash 0731

71.7Hy3

MCP Atlas

69.0DeepSeek V4 Flash 0731

79.1Hy3

MRCR

78.7DeepSeek V4 Flash 0731

75.1Hy3

DeepSeek V4 Flash 0731

Input$0.14

Output$0.28

Workload$0.20

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 Flash 0731 and Hy3 comparisons

Explore how DeepSeek V4 Flash 0731 and Hy3 stack up against other top-ranked LLMs.

Claude Opus 5 vs DeepSeek V4 Flash 0731 Claude Opus 5 vs Hy3 Claude Fable 5 vs DeepSeek V4 Flash 0731 Claude Fable 5 vs Hy3 GPT-5.6 Sol vs DeepSeek V4 Flash 0731 GPT-5.6 Sol vs Hy3 Kimi K3 vs DeepSeek V4 Flash 0731 Kimi K3 vs Hy3 Claude Opus 4.8 vs DeepSeek V4 Flash 0731 Claude Opus 4.8 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.