Anthropic

Claude Fable 5 (High)

Released 2026-06-09 · Context 1000K · Data snapshot 2026-10-22

Overall score

65.8

Ranked #8
Benchmark coverage
50%
11 third-party benchmarks
Context window
1000K
tokens
Input price
$10.00
Cache read $1.00
Output price
$50.00
per million tokens

Prices converted at snapshot-day rate (USD/CNY 6.6761)

Dimension performance

Human preference70.8
Knowledge68.1
Office65.6
Reasoning65.0
Coding64.9
Above averageBelow averageAnchored at 50 (reference models’ average); every 15 points ≈ one standard deviation

Benchmark details

Coding3 items
LiveBench 2.0 · Coding98.3
LiveBench 2.0 · Browser92
LiveBench 2.0 · Long Agentic53.2
Reasoning2 items
LiveBench 2.0 · Reasoning89.7
FrontierMath (Tiers 1-3)max87
Office3 items
LiveBench 2.0 · Research86.9
LiveBench 2.0 · Design84.7
LiveBench 2.0 · Data Analysis80.5
Knowledge2 items
GPQA Diamondmax85.9
SimpleQA Verifiedxhigh70.7
Human preference1 items
LMArena Human Blind Vote1503.6565

Multiple reasoning tiers of the same benchmark take the best value; raw scores have different scales and are not comparable across benchmarks.

Score trend

2026-10-202026-10-22
View daily data
2026-10-2265.8
2026-10-2165.8
2026-10-2065.9
Scores and prices come from third-party public data (Artificial Analysis / LMArena / OpenRouter). 50 is the reference models’ average; every 15 points ≈ one standard deviation. Prices are converted at snapshot-day rates and provided for reference only. Return to LLM Leaderboard.