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Claude Opus 4.1 Family - Related Models & Variants | AI Stats

Claude Opus 4.1

Claude Opus 4.1

Claude Opus 4.1

Anthropic

Overview Family Timeline Benchmarks Providers Quickstart Performance

Claude 4.1 family

1 models

We track 1 sibling across 1 provider. Launch window Aug 2025 - Aug 2025.

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Anthropic

Anthropic

Claude Opus 4.1

Anthropic

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Anthropic

Anthropic

Claude Opus 4.1 Anthropic

Available

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Release window

Aug 2025

Timeline

7 months ago