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Claude Fable 5 vs Qwen Plus

At a glance
AnthropicClaude Fable 5

Anthropic's Mythos-class flagship for ambitious, long-running professional work.

921M ctx$10.00/$50.00 per M#2/92
QwenQwen Plus

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

631M ctx$0.26/$0.78 per M#63/92
AI Output
All AI outputs

No captured outputs for these models yet.

Benchmarks
See rankings
AnthropicClaude Fable 5
Reasoning
CodingInsufficient data
AgenticInsufficient data
ReasoningInsufficient data
Sources:Epoch ECI·Epoch AI·OpenRouter· as of 2026-07-10
Smarter
Capability
CapabilityECI91.6
Reasoning & Knowledge
Graduate Science—Factual Recall68.3%
Math
Math Problems—Competition Math99.7%Research Math—
QwenQwen Plus
CI 62.8-64.3
CodingInsufficient data
AgenticInsufficient data
Sources:Epoch ECI·Epoch AI·OpenRouter· as of 2026-07-10
Cheaper
Capability
CapabilityECI63.1
Reasoning & Knowledge
Graduate Science48.1%Factual Recall—
Math
Math Problems65.3%Competition Math17.8%Research Math1.7%
Specs
AnthropicClaude Fable 5
1M
Context
128K
Max output
Jun 2026
Released
QwenQwen Plus
1M
Context
33K
Max output
Feb 2025
Released
Capabilities
AnthropicClaude Fable 5
Vision
Audio
Reasoning
QwenQwen Plus
Vision
Audio
Reasoning
Pricing
AnthropicClaude Fable 5
Live pricing, shown before you run
Input$10.00/M tokens
Output$50.00/M tokens
Cache read$1.00/M tokens
Cache write$12.50/M tokens
Web search$0.01/search
QwenQwen Plus
Live pricing, shown before you run
Input$0.26/M tokens
Output$0.78/M tokens
Cache read$0.05/M tokens
Cache write$0.33/M tokens
Chat with Claude Fable 5Go to model
Chat with Qwen PlusGo to model
Frequently Asked Questions: Claude Fable 5 vs Qwen Plus▼

Which is better, Claude Fable 5 or Qwen Plus?

▼

Based on the Capability Index, Claude Fable 5 scores higher (91.6 vs 63.1). However, "better" depends on your use case — pricing, speed, context window, and specific capability needs all matter.

Which is cheaper, Claude Fable 5 or Qwen Plus?

▼

Qwen Plus has a lower blended cost. Claude Fable 5: $10.00 input / $50.00 output. Qwen Plus: $0.26 input / $0.78 output.

Which has a larger context window, Claude Fable 5 or Qwen Plus?

▼

Claude Fable 5 has a larger context window: Claude Fable 5 supports 1M tokens vs Qwen Plus at 1M tokens.

Do both Claude Fable 5 and Qwen Plus support vision?

▼

Claude Fable 5 supports vision/image input, but Qwen Plus does not.

What are the key differences between Claude Fable 5 and Qwen Plus?

▼

Key differences: Claude Fable 5 has a notably higher capability index (28.5 point gap); Qwen Plus is significantly cheaper; only Claude Fable 5 supports vision input; only Claude Fable 5 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 Fable 5 and Qwen Plus for free on idapt.app to see which performs better for your specific needs.

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