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Anthropic

Claude Opus 4.8

Released 2026-05-28 · Context 1000K · Data snapshot 2026-10-22

Overall score

59.1

Ranked #26
Benchmark coverage
50%
11 third-party benchmarks
Context window
1000K
tokens
Input price
$5.00
Cache read $0.50
Output price
$25.00
per million tokens

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

Dimension performance

Human preference68.1
Reasoning62.7
Knowledge62.6
Coding58.0
Office53.0
Above averageBelow averageAnchored at 50 (reference models’ average); every 15 points ≈ one standard deviation

Benchmark details

Coding3 items
LiveBench 2.0 · Browser96
LiveBench 2.0 · Coding77.3
LiveBench 2.0 · Long Agentic48.3
Reasoning2 items
LiveBench 2.0 · Reasoning89.2
FrontierMath (Tiers 1-3)max80
Office3 items
LiveBench 2.0 · Research81.8
LiveBench 2.0 · Design78.8
LiveBench 2.0 · Data Analysis66
Knowledge2 items
GPQA Diamondmax91
SimpleQA Verifiedmax53
Human preference1 items
LMArena Human Blind Vote1481.2811

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
2026-10-2259.1
2026-10-2159.1
2026-10-2059.2
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.