Benchmark scores
Higher is better for all benchmark scores (SWE-bench, GPQA, HLE, Terminal-Bench, etc.). Green marks the model with the higher score.
LLM Comparison
Hy4 Preview vs DeepSeek V4 Flash 0731: benchmark scores, pricing & comparison.
Side-by-side Hy4 Preview vs DeepSeek V4 Flash 0731 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.
Rank #18 vs #25AskClash overall scores 58.2 vs 46.2.
Pricing $0.83/$2.50 vs $0.14/$0.28Input and output token prices per 1M tokens when published.
Open Weight vs Open WeightTencent vs DeepSeek.
Hy4 Preview vs DeepSeek V4 Flash 0731 benchmark comparison
Green cells highlight the winning model for each metric. Scores are cached from the AskClash LLM leaderboard snapshot.
| Metric | Hy4 Preview | DeepSeek V4 Flash 0731 |
|---|---|---|
| Overall Score | 58.2 | 46.2 |
| Leaderboard Rank | #18 | #25 |
| ACB | — | 48.0 |
| RWT | 8.5 | — |
| HLE | 43.4 | 37.0 |
| GPQA | 92.3 | 91.0 |
| SWE-bench | — | 79.0 |
| SWE-Pro | 65.7 | — |
| Terminal-Bench | 85.4 | 82.7 |
| DeepSWE | 64.3 | 54.4 |
| GDPval-AA | 1678.0 | — |
| MCP Atlas | 83.7 | 69.0 |
| Finance Agent | — | 49.5 |
| MRCR | — | 78.7 |
| Input Price (per 1M tokens) | $0.83 | $0.14 |
| Output Price (per 1M tokens) | $2.50 | $0.28 |
| Context Window | 1M | 1M |
| Benchmarks Published | 7 | 10 |
Hy4 Preview vs DeepSeek V4 Flash 0731 head-to-head charts
Hy4 Preview leads 6 and DeepSeek V4 Flash 0731 leads 0 of 6 shared benchmarks. DeepSeek V4 Flash 0731 is cheaper on a defined 1M-input / 200K-output workload. Charts show only benchmarks both models publish.
Hy4 PreviewDeepSeek V4 Flash 0731
Overall
HLE
GPQA
Terminal-Bench
DeepSWE
MCP Atlas
Hy4 Preview
Input$0.83
Output$2.50
Workload$1.33
Context1M
DeepSeek V4 Flash 0731
Input$0.14
Output$0.28
Workload$0.20
Context1M
Workload = published cost of 1M input + 200K output tokens. Open the live leaderboard for interactive compare charts.
More Hy4 Preview and DeepSeek V4 Flash 0731 comparisons
Explore how Hy4 Preview and DeepSeek V4 Flash 0731 stack up against other top-ranked LLMs.
Claude Opus 5 vs Hy4 PreviewClaude Opus 5 vs DeepSeek V4 Flash 0731Claude Fable 5 vs Hy4 PreviewClaude Fable 5 vs DeepSeek V4 Flash 0731GLM-5.3 vs Hy4 PreviewGLM-5.3 vs DeepSeek V4 Flash 0731Grok 4.6 vs Hy4 PreviewGrok 4.6 vs DeepSeek V4 Flash 0731GPT-5.6 Sol vs Hy4 PreviewGPT-5.6 Sol vs DeepSeek V4 Flash 0731
How to read this comparison
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.