Model Comparison

Qwen3 VL 8B Instruct
vs. Claude Fable 5.1 (Adaptive Reasoning, Xhigh Effort, Default Fallback)

Comparing 2 AI models · 0 benchmarks · Alibaba, Anthropic

Recommended Pick

Alibaba logoQwen3 VL 8B Instruct7 metric wins

Strongest on: Value, Input price, Output price

Best Value

Alibaba logo

Qwen3 VL 8B Instruct

100.0 value score

8.2 reasoning / $0.31/1M

Lowest Price

Alibaba logo

Qwen3 VL 8B Instruct

$0.18/1M input price

Best Reasoning

Anthropic logo

Claude Fable 5.1 (Adaptive Reasoning, Xhigh Effort, Default Fallback)

64.8 reasoning score

Blends available reasoning benchmarks

Best for Coding

Anthropic logo

Claude Fable 5.1 (Adaptive Reasoning, Xhigh Effort, Default Fallback)

80.7 coding index

Differences That Matter

Best value

Qwen3 VL 8B Instruct has the strongest quality-to-price mix at 100.0 out of 100 value points.

Price gap

Qwen3 VL 8B Instruct is 55.6x cheaper on input tokens than Claude Fable 5.1 (Adaptive Reasoning, Xhigh Effort, Default Fallback).

Speed gap

Qwen3 VL 8B Instruct generates about 1.6x as many tokens per second as Claude Fable 5.1 (Adaptive Reasoning, Xhigh Effort, Default Fallback).

Reasoning gap

Claude Fable 5.1 (Adaptive Reasoning, Xhigh Effort, Default Fallback) leads Qwen3 VL 8B Instruct by 56.6 points on reasoning.

Top-pick rationale

Qwen3 VL 8B Instruct wins 7 measurable categories, including Value, Input price, Output price, Blended price.

Live compare

Response Face-Off

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Alibaba logo

Qwen3 VL 8B Instruct

Alibaba

Waiting

TTFT

Time

tok/s

Tokens

Cost

Waiting
Anthropic logo

Claude Fable 5.1 (Adaptive Reasoning, Xhigh Effort, Default Fallback)

Anthropic

Waiting

TTFT

Time

tok/s

Tokens

Cost

Waiting

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Full Comparison

Metric
Top Pick
Alibaba logoQwen3 VL 8B Instruct
Alibaba
Anthropic logoClaude Fable 5.1 (Adaptive Reasoning, Xhigh Effort, Default Fallback)
Anthropic
Pricing per 1M tokens
Input Cost$0.18/1M$10.00/1M
Output Cost$0.70/1M$50.00/1M
Blended (3:1)$0.31/1M$20.00/1M
Specifications
OrganizationAlibabaAnthropic
Release DateOct 14, 2025Sep 1, 2026
Performance & Speed
Throughput112.8 tok/s68.5 tok/s
TTFT2210ms130210ms
Latency2210ms130210ms
Composite Indices
Value Score100.012.2
Reasoning Score8.264.8
Intelligence8.264.8
Coding80.7

Key Takeaways

Qwen3 VL 8B Instruct offers the best value at $0.18/1M,making it ideal for high-volume applications and cost-conscious projects.

Claude Fable 5.1 (Adaptive Reasoning, Xhigh Effort, Default Fallback) has the strongest reasoning profile with a 64.8 reasoning score,combining the available reasoning-heavy benchmarks.

Claude Fable 5.1 (Adaptive Reasoning, Xhigh Effort, Default Fallback) reaches a 80.7 coding index,making it the top choice for software development and code generation tasks.

All models support context windows of ∞+ tokens,suitable for processing lengthy documents and maintaining extended conversations.

When to Choose Each Model

Alibaba logo

Qwen3 VL 8B Instruct

  • Cost-sensitive applications
  • High-volume processing
Anthropic logo

Claude Fable 5.1 (Adaptive Reasoning, Xhigh Effort, Default Fallback)

  • Complex reasoning tasks
  • Research & analysis
  • Code generation
  • Software development