How do GLM-5.3-Flash and Hy4 Preview compare on coding benchmarks?

The comparison table shows SWE-bench, SWE-Pro, SWE-Atlas, Terminal-Bench, DeepSWE, and coding agent index scores for both GLM-5.3-Flash and Hy4 Preview when publicly disclosed.

LLM Comparison

GLM-5.3-Flash vs Hy4 Preview: benchmark scores, pricing & comparison.

Q: Which is better: GLM-5.3-Flash or Hy4 Preview?

AskClash compares GLM-5.3-Flash and Hy4 Preview 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 GLM-5.3-Flash vs Hy4 Preview 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 GLM-5.3-Flash model page Hy4 Preview model page

Rank #8 vs #18AskClash overall scores 70.9 vs 58.2.

Pricing $0.15/$0.50 vs $0.83/$2.50Input and output token prices per 1M tokens when published.

Open Weight vs Open WeightZ.AI vs Tencent.

GLM-5.3-Flash vs Hy4 Preview benchmark comparison

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

Metric	GLM-5.3-Flash	Hy4 Preview
Overall Score	70.9	58.2
Leaderboard Rank	#8	#18
ACB	61.2	—
RWT	8.5	8.5
HLE	55.3	43.4
GPQA	91.2	92.3
SWE-Pro	—	65.7
Terminal-Bench	84.3	85.4
DeepSWE	63.4	64.3
GDPval-AA	1773.0	1678.0
MCP Atlas	—	83.7
CharXiv	89.4	—
Input Price (per 1M tokens)	$0.15	$0.83
Output Price (per 1M tokens)	$0.50	$2.50
Context Window	1M	1M
Benchmarks Published	8	7

GLM-5.3-Flash vs Hy4 Preview head-to-head charts

GLM-5.3-Flash leads 3 and Hy4 Preview leads 3 of 7 shared benchmarks. GLM-5.3-Flash is cheaper on a defined 1M-input / 200K-output workload. Charts show only benchmarks both models publish.

GLM-5.3-FlashHy4 Preview

Overall

70.9GLM-5.3-Flash

58.2Hy4 Preview

RWT

8.5GLM-5.3-Flash

8.5Hy4 Preview

HLE

55.3GLM-5.3-Flash

43.4Hy4 Preview

GPQA

91.2GLM-5.3-Flash

92.3Hy4 Preview

Terminal-Bench

84.3GLM-5.3-Flash

85.4Hy4 Preview

DeepSWE

63.4GLM-5.3-Flash

64.3Hy4 Preview

GDPval-AA

1773.0GLM-5.3-Flash

1678.0Hy4 Preview

GLM-5.3-Flash

Input$0.15

Output$0.50

Workload$0.25

Context1M

Hy4 Preview

Input$0.83

Output$2.50

Workload$1.33

Context1M

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

More GLM-5.3-Flash and Hy4 Preview comparisons

Explore how GLM-5.3-Flash and Hy4 Preview stack up against other top-ranked LLMs.

Claude Opus 5 vs GLM-5.3-Flash Claude Opus 5 vs Hy4 Preview Claude Fable 5 vs GLM-5.3-Flash Claude Fable 5 vs Hy4 Preview GLM-5.3 vs GLM-5.3-Flash GLM-5.3 vs Hy4 Preview Grok 4.6 vs GLM-5.3-Flash Grok 4.6 vs Hy4 Preview GPT-5.6 Sol vs GLM-5.3-Flash GPT-5.6 Sol vs Hy4 Preview

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.