Anthropic

Claude Haiku 5.5 (Low)

Released 2026-10-07 · Context 1000K · Data snapshot 2026-10-22

Overall score

59.5

Ranked #25
Benchmark coverage
77.3%
17 third-party benchmarks
Context window
1000K
tokens
Input price
$0.10
Cache read $0.01
Output price
$0.50
per million tokens
OpenRouter usage
#16
2.1T tokens/day

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

Dimension performance

Reasoning63.7
Coding62.0
Office57.1
Knowledge50.3
Above averageBelow averageAnchored at 50 (reference models’ average); every 15 points ≈ one standard deviation

Benchmark details

Coding3 items
LiveBench 2.0 · Coding91.4
LiveBench 2.0 · Browser80
LiveBench 2.0 · Long Agentic57.6
Reasoning3 items
LiveBench 2.0 · Reasoning82.4
FrontierMath (Tiers 1-3)max75.1
AA Intelligence Indexxhigh41.2
Office9 items
LiveBench 2.0 · Design83.1
LiveBench 2.0 · Research81.9
LiveBench 2.0 · Data Analysis53.1
AA Economicsxhigh48.7
AA Engineeringxhigh43.1
AA Finance & Accountingxhigh40.8
AA Legalxhigh39.9
AA Strategy & Opsxhigh39.3
AA Healthcare & Medicalxhigh35.4
Knowledge2 items
GPQA Diamondmax89.6
SimpleQA Verifiedmax23.8

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
2026-10-2259.5
2026-10-2159.5
2026-10-2059.5
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.