Claude Haiku 5.5 Medium

Released2026-10-07
Price per 1M$0.10 in · $0.50 out
Overall score57.0 (early, few results)
Context window1,000,000 tokens
ProviderAnthropic
WeightsProprietary
ConfigurationMedium

Scores

DimensionScoreRankBenchmarks
Overall: Balanced 57.0 5
Overall: Coding 57.8 5
Overall: Reasoning 54.7 3
Overall: Agentic work 57.0 5
Overall: Frontend 58.4 2
Coding 58.4 2
Reasoning 54.7 3
Value vs price+11.2

Evidence

Coding 58.4 ±1.5

BenchmarkResultSourceDate
CursorBench 36.9% Epoch AI 2026-11-11
SciCode 49.0% Epoch AI 2026-11-11

Reasoning 54.7 ±3.0

BenchmarkResultSourceDate
CritPt 12.9% Epoch AI 2026-11-11
ARC-AGI-2 9.4% Epoch AI 2026-11-11
ARC-AGI-1 (ARC Prize verified) 57.3% ARC Prize 2026-11-11
ARC-AGI-1 57.3% Epoch AI 2026-11-11
ARC-AGI-2 (ARC Prize verified) 9.4% ARC Prize 2026-11-11

Names matched to this model

claude-haiku-5-5-medium

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