LLM Comparison

Hy4 Preview vs LongCat 2.0: benchmark scores, pricing & comparison.

Side-by-side Hy4 Preview vs LongCat 2.0 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 leaderboardHy4 Preview model pageLongCat 2.0 model page
Rank #18 vs #35AskClash overall scores 58.2 vs 33.5.
Pricing $0.83/$2.50 vs $0.75/$2.95Input and output token prices per 1M tokens when published.
Open Weight vs Open WeightTencent vs Meituan.

Hy4 Preview vs LongCat 2.0 benchmark comparison

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

MetricHy4 PreviewLongCat 2.0
Overall Score58.233.5
Leaderboard Rank#18#35
RWT8.5—
HLE43.4—
GPQA92.388.9
IFEval—90.0
SWE-Pro65.759.5
Terminal-Bench85.470.8
DeepSWE64.3—
GDPval-AA1678.0—
MCP Atlas83.7—
Tau2—88.2
Input Price (per 1M tokens)$0.83$0.75
Output Price (per 1M tokens)$2.50$2.95
Context Window1M1M
Benchmarks Published75

Hy4 Preview vs LongCat 2.0 head-to-head charts

Hy4 Preview leads 4 and LongCat 2.0 leads 0 of 4 shared benchmarks. Hy4 Preview is cheaper on a defined 1M-input / 200K-output workload. Charts show only benchmarks both models publish.

Hy4 PreviewLongCat 2.0
Overall
58.2Hy4 Preview
33.5LongCat 2.0
GPQA
92.3Hy4 Preview
88.9LongCat 2.0
SWE-Pro
65.7Hy4 Preview
59.5LongCat 2.0
Terminal-Bench
85.4Hy4 Preview
70.8LongCat 2.0
Hy4 Preview
Input$0.83
Output$2.50
Workload$1.33
Context1M
LongCat 2.0
Input$0.75
Output$2.95
Workload$1.34
Context1M

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

More Hy4 Preview and LongCat 2.0 comparisons

Explore how Hy4 Preview and LongCat 2.0 stack up against other top-ranked LLMs.

Claude Opus 5 vs Hy4 PreviewClaude Opus 5 vs LongCat 2.0Claude Fable 5 vs Hy4 PreviewClaude Fable 5 vs LongCat 2.0GLM-5.3 vs Hy4 PreviewGLM-5.3 vs LongCat 2.0Grok 4.6 vs Hy4 PreviewGrok 4.6 vs LongCat 2.0GPT-5.6 Sol vs Hy4 PreviewGPT-5.6 Sol vs LongCat 2.0

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.