Claude 4.5 Sonnet
Multimodal
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About
Claude 4.5 Sonnet, the latest flagship model from Anthropic, offering best-in-class performance for complex reasoning and coding tasks.
Capabilities
MultimodalFunction CallingTool UseJSON Mode
Specifications
FamilyClaude 4.5
Released2026-03-01
Context200K
ArchitectureDecoder Only
Knowledge cutoff2025-12
Specializationgeneral
LicenseProprietary