Anthropic AI Models in 2026, Capabilities & Comparisons | AIPortalX

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Legacy Models

By default, only production models are shown

16 Models found

Claude Opus 4.5

Domain

Task

Code generation

Language modeling

Language generation+13 more

Claude Haiku 4.5

Domain

Task

Code generation

Language modeling+1 more

Claude Sonnet 4.5

Domain

Task

Language modeling

Language generation

Code generation+4 more

Claude Opus 4.1

Domain

Task

Language modeling

Language generation

Question answering+5 more

Claude Opus 4

Domain

Task

Code generation

Language modeling

Language generation+13 more

Claude Sonnet 4

Domain

Task

Code generation

Language modeling

Language generation+13 more

Claude 3.7 Sonnet

Domain

Task

Language modeling

Language generation

Question answering+4 more

Claude 3.5 Haiku

Domain

Task

Code generation

Language modeling+1 more

Claude 3.5 Sonnet

Domain

Task

Image captioning

Code generation+1 more

Claude 3 Haiku

Domain

Task

Code generation

Language modeling+1 more

Claude 3 Opus

Domain

Task

Image captioning

Code generation+1 more

Claude 3 Sonnet

Domain

Task

Image captioning

Code generation+1 more

Claude Instant

Domain

Task

Language modeling

Claude 2

Domain

Task

Language modeling

Language generation

Claude 1.3

Domain

Task

Language modeling