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

by Anthropic | Rank #15 of 653 | Proprietary

INTELLIGENCE
46.8
Input Price
$10.00
per 1M tokens
Output Price
$50.00
per 1M tokens
Speed
49.4 tok/s
output tokens/sec
Latency (TTFT)
4.61s
time to first token

Benchmark Scores

Intelligence Index46.8
Coding Index75.2
GPQA Diamond88.1%

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Benchmark and pricing data provided by Artificial Analysis. Updated hourly. Last checked: 2026-09-20