LLM Comparison

Claude Opus 4.8 vs Qwen3.5 397B: benchmark scores, pricing & comparison.

Side-by-side Claude Opus 4.8 vs Qwen3.5 397B 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 leaderboardClaude Opus 4.8 model pageQwen3.5 397B model page
Rank #4 vs #26AskClash overall scores 76.4 vs 50.2.
Pricing $5.00/$25.0 vs $0.60/$3.60Input and output token prices per 1M tokens when published.
Proprietary vs Open WeightAnthropic vs Alibaba.

Claude Opus 4.8 vs Qwen3.5 397B benchmark comparison

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

MetricClaude Opus 4.8Qwen3.5 397B
Overall Score76.450.2
Leaderboard Rank#4#26
RWT9.0—
Coding Agent Index72.5—
HLE57.928.7
GPQA93.688.4
IFEval62.292.6
SWE-bench88.676.2
SWE-Pro69.2—
SWE-Atlas82.5—
Terminal-Bench74.6—
DeepSWE59.0—
OSWorld83.4—
MCP Atlas82.246.1
Finance Agent53.9—
CharXiv89.980.8
MMMU-Pro—79.0
ARC-AGI 272.1—
Tau294.495.6
Input Price (per 1M tokens)$5.00$0.60
Output Price (per 1M tokens)$25.0$3.60
Context Window1M128K
Benchmarks Published188

Claude Opus 4.8 vs Qwen3.5 397B head-to-head charts

Claude Opus 4.8 leads 6 and Qwen3.5 397B leads 2 of 8 shared benchmarks. Qwen3.5 397B is cheaper on a defined 1M-input / 200K-output workload. Charts show only benchmarks both models publish.

Claude Opus 4.8Qwen3.5 397B
Overall
76.4Claude Opus 4.8
50.2Qwen3.5 397B
HLE
57.9Claude Opus 4.8
28.7Qwen3.5 397B
GPQA
93.6Claude Opus 4.8
88.4Qwen3.5 397B
IFEval
62.2Claude Opus 4.8
92.6Qwen3.5 397B
SWE-bench
88.6Claude Opus 4.8
76.2Qwen3.5 397B
MCP Atlas
82.2Claude Opus 4.8
46.1Qwen3.5 397B
CharXiv
89.9Claude Opus 4.8
80.8Qwen3.5 397B
Tau2
94.4Claude Opus 4.8
95.6Qwen3.5 397B
Claude Opus 4.8
Input$5.00
Output$25.0
Workload$10
Context1M
Qwen3.5 397B
Input$0.60
Output$3.60
Workload$1.32
Context128K

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

More Claude Opus 4.8 and Qwen3.5 397B comparisons

Explore how Claude Opus 4.8 and Qwen3.5 397B stack up against other top-ranked LLMs.

Claude Opus 5 vs Claude Opus 4.8Claude Opus 5 vs Qwen3.5 397BClaude Fable 5 vs Claude Opus 4.8Claude Fable 5 vs Qwen3.5 397BGPT-5.6 Sol vs Claude Opus 4.8GPT-5.6 Sol vs Qwen3.5 397BClaude Opus 4.8 vs Kimi K3Kimi K3 vs Qwen3.5 397BClaude Opus 4.8 vs Claude Opus 4.7Claude Opus 4.7 vs Qwen3.5 397B

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.