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Claude Opus 4.8 (Fast)
anthropic/claude-opus-4.8-fast
OrganizationAnthropic
FamilyClaude
Released2026-05-27
Context window1M
Max output128K
Input
TextImageDocument
Output
Text
Providers-
Price-
WeightsClosed
Attachments-
Reasoning
Native
Tool call
Native
Structured
Native
Temperature-
Open weight-
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