Model Comparison
Agnes 2.5 Pro Beta
vs. Claude Fable 5.1 (Adaptive Reasoning, Xhigh Effort, Default Fallback)
Comparing 2 AI models · 0 benchmarks · Sapiens AI, Anthropic
Recommended Pick
Strongest on: Value, Input price, Output price
Best Value
Agnes 2.5 Pro Beta
100.0 value score
49.1 reasoning / $0.15/1M
Lowest Price
Agnes 2.5 Pro Beta
$0.10/1M input price
Best Reasoning
Claude Fable 5.1 (Adaptive Reasoning, Xhigh Effort, Default Fallback)
64.8 reasoning score
Blends available reasoning benchmarks
Best for Coding
Claude Fable 5.1 (Adaptive Reasoning, Xhigh Effort, Default Fallback)
80.7 coding index
Differences That Matter
Best value
Agnes 2.5 Pro Beta has the strongest quality-to-price mix at 100.0 out of 100 value points.
Price gap
Agnes 2.5 Pro Beta is 100x cheaper on input tokens than Claude Fable 5.1 (Adaptive Reasoning, Xhigh Effort, Default Fallback).
Reasoning gap
Claude Fable 5.1 (Adaptive Reasoning, Xhigh Effort, Default Fallback) leads Agnes 2.5 Pro Beta by 15.7 points on reasoning.
Coding gap
Claude Fable 5.1 (Adaptive Reasoning, Xhigh Effort, Default Fallback) leads Agnes 2.5 Pro Beta by 18.4 points on coding.
Top-pick rationale
Agnes 2.5 Pro Beta wins 4 measurable categories, including Value, Input price, Output price, Blended price.
Response Face-Off
Run one prompt through the selected models and compare response quality with live speed and cost context.
Agnes 2.5 Pro Beta
Sapiens AI
TTFT
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Claude Fable 5.1 (Adaptive Reasoning, Xhigh Effort, Default Fallback)
Anthropic
TTFT
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Which answer was more useful?
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Full Comparison
| Metric | Top Pick Sa Agnes 2.5 Pro Beta | An Claude Fable 5.1 (Adaptive Reasoning, Xhigh Effort, Default Fallback) |
|---|---|---|
| Pricing per 1M tokens | ||
| Input Cost | $0.10/1M | $10.00/1M |
| Output Cost | $0.30/1M | $50.00/1M |
| Blended (3:1) | $0.15/1M | $20.00/1M |
| Specifications | ||
| Organization | Sapiens AI | Anthropic |
| Release Date | Aug 26, 2026 | Sep 1, 2026 |
| Performance & Speed | ||
| Throughput | — | 68.5 tok/s |
| TTFT | — | 130210ms |
| Latency | — | 130210ms |
| Composite Indices | ||
| Value Score | 100.0 | 1.0 |
| Reasoning Score | 49.1 | 64.8 |
| Intelligence | 49.1 | 64.8 |
| Coding | 62.3 | 80.7 |
Key Takeaways
Agnes 2.5 Pro Beta offers the best value at $0.10/1M,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
Agnes 2.5 Pro Beta
- Cost-sensitive applications
- High-volume processing
Claude Fable 5.1 (Adaptive Reasoning, Xhigh Effort, Default Fallback)
- Complex reasoning tasks
- Research & analysis
- Code generation
- Software development
