readable AI benchmarks (simplified)
Anthropic
Claude Fable 5.1 (Adaptive Reasoning, Medium Effort, Default Fallback)
Claude Fable 5.1 (Adaptive Reasoning, Medium Effort, Default Fallback) has a Quality Score of 77.2, ranking 6th among 272 scored models. Per 1M tokens, pricing is $10.00 input, $50.00 output, $0.250 cached input, and $12.50 cached output. It accepts text and image input, outputs text, and has a 1M token context window. Its Reliability Score is 68.8, ranking 5th among 272 scored models, above average (total average: 34.1). Its Value Score is 43.9, high compared with the total Value average of 28.2.
Quality Score77.2coverage 91.2%: missing Epoch General ECI, CursorBench 3.2 and DeepSWE v1.1
Value Score43.9
Reliability68.8
Cache Discount98%
Model specification
- Reasoning
- reasoning
- Input modalities
- text, image
- Output modalities
- text
- Context window
- 1M tokens
- Weights
- closed weights
Token prices USD per 1M tokens
- Input
- $10.00
- Output
- $50.00
- Cached Input
- $0.250
- Cached Output
- $12.50
- Cost per task
- $1.00
Capability
- Intelligence
- 60.5
- Coding
- 77.1
- Agentic
- 52.7
- Omniscience
- 37.6
- Correct
- 63.1%
- Blended price
- $7.18
Answer outcomes
Attempt rate: 88.6%
Correct 63.1%Incorrect 25.5%Abstained 11.4%
Artificial Analysis benchmarks
- GDPval-AA v2
- 58%
- τ³-Banking
- 41%
- Terminal-Bench v2.1
- 88%
- SciCode
- 55%
- Humanity’s Last Exam
- 54%
- GPQA Diamond
- 89%
- CritPt
- 29%
- AA-Omniscience
- 69%
- AA-LCR
- 79%
Similar models
- Claude Opus 5 (Adaptive Reasoning, Xhigh Effort)AnthropicQuality Score 77.1Value Score 47.4
- Claude Opus 5 (Adaptive Reasoning, High Effort)AnthropicQuality Score 75.9Value Score 46.7
- Claude Opus 5 (Adaptive Reasoning, Max Effort)AnthropicQuality Score 78.2Value Score 48.0
- Claude Fable 5.1 (Adaptive Reasoning, High Effort, Default Fallback)AnthropicQuality Score 79.6Value Score 45.4
- Claude Fable 5 (Adaptive Reasoning, Max Effort, Opus 4.8 Fallback)AnthropicQuality Score 80.0Value Score 45.0
- Claude Fable 5.1 (Adaptive Reasoning, Low Effort, Default Fallback)AnthropicQuality Score 74.3Value Score 42.1