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ModelRetiredProprietaryfamily · Claude

Claude Haiku 3.5

Anthropic

quality67

Updated 1 h ago · first seen 11 Sept 2026

model_01M293VBE81C3MREKNZXKG1G3M

As of

Rewind the record: see this entity's attributes exactly as AI Atlas knew them on a given day.

Claim history · Retirement date

1 claims · 1 propertiesShow all properties

Retirement dateretirement_date1

Claim history for Retirement date
ValueValid from → toStatusSourceConfidenceExtractor
19 Feb 2026currentcurrentClaude Developer Platform docsT1highdeterministic

Claims are temporal and append-only: a new observation closes the previous claim (valid_to) instead of overwriting it. Conflicting claims from different sources are kept side by side and flagged — never averaged. Methodology →