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Claude Opus 4.8 vs Qwen Plus

At a glance

Anthropic's most capable Opus yet, built for long-horizon autonomous agents and frontier coding.

891M ctx$5.00/$25.00 per M#4/92

Qwen's mid-tier commercial model for balanced performance.

631M ctx$0.26/$0.78 per M#63/92
Demos
All demos

No shared demos for these models yet.

AI Output
All AI outputs

No captured outputs for these models yet.

Benchmarks
See rankings
Reasoning
AgenticInsufficient data
Sources:Epoch ECI·Epoch AI·Provider·OpenRouter· as of 2026-07-10
Smarter41%
Capability
CapabilityECI41%89.2
Reasoning & Knowledge
Graduate Science89%91.0%Factual Recall39.5%
Math
Math Problems—Competition Math453%98.3%Research Math2640%47.2%
Coding
Real-World Coding88.6%
Agentic
Novel Reasoning72.1%
CI 62.8-64.3
CodingInsufficient data
AgenticInsufficient data
Sources:Epoch ECI·Epoch AI·OpenRouter· as of 2026-07-10
Cheaper96%
Capability
CapabilityECI63.1
Reasoning & Knowledge
Graduate Science48.1%Factual Recall—
Math
Math Problems65.3%Competition Math17.8%Research Math1.7%
Coding
Real-World Coding—
Agentic
Novel Reasoning—
Specs
1M
Context
128K
Max output
May 2026
Released
1M
Context
33K
Max output
Feb 2025
Released
Capabilities
Vision
Audio
Reasoning
Vision
Audio
Reasoning
Pricing
Live pricing, shown before you run
Input$5.00/M tokens
Output$25.00/M tokens
Cache read$0.50/M tokens
Cache write$6.25/M tokens
Web search$0.01/search
Live pricing, shown before you run
Input95%$0.26/M tokens
Output97%$0.78/M tokens
Cache read90%$0.05/M tokens
Cache write95%$0.33/M tokens
Chat with Claude Opus 4.8Go to model
Chat with Qwen PlusGo to model
Frequently Asked Questions: Claude Opus 4.8 vs Qwen Plus▼

Which is better, Claude Opus 4.8 or Qwen Plus?

▼

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.

Which is cheaper, Claude Opus 4.8 or Qwen Plus?

▼

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.

Which has a larger context window, Claude Opus 4.8 or Qwen Plus?

▼

Claude Opus 4.8 has a larger context window: Claude Opus 4.8 supports 1M tokens vs Qwen Plus at 1M tokens.

Do both Claude Opus 4.8 and Qwen Plus support vision?

▼

Claude Opus 4.8 supports vision/image input, but Qwen Plus does not.

What are the key differences between Claude Opus 4.8 and Qwen Plus?

▼

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.

Which model should I choose for my use case?

▼

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.

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