Anthropic's most capable Opus yet, built for long-horizon autonomous agents and frontier coding.
Qwen's mid-tier commercial model for balanced performance.
No shared demos for these models yet.
No captured outputs for these models yet.
Based on the Capability Index, Claude Opus 4.8 scores higher (89.2 vs 63.1). However, "better" depends on your use case — pricing, speed, context window, and specific capability needs all matter.
Qwen Plus has a lower blended cost. Claude Opus 4.8: $5.00 input / $25.00 output. Qwen Plus: $0.26 input / $0.78 output.
Claude Opus 4.8 has a larger context window: Claude Opus 4.8 supports 1M tokens vs Qwen Plus at 1M tokens.
Claude Opus 4.8 supports vision/image input, but Qwen Plus does not.
Key differences: Claude Opus 4.8 has a notably higher capability index (26.1 point gap); Qwen Plus is significantly cheaper; only Claude Opus 4.8 supports vision input; only Claude Opus 4.8 offers extended reasoning mode. Compare full specs on this page.
If cost is your priority, choose the cheaper option. If you need the highest intelligence for complex tasks, pick the higher-scoring model. For long documents or codebases, choose the larger context window. You can try both Claude Opus 4.8 and Qwen Plus for free on idapt.app to see which performs better for your specific needs.