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Claude Opus 4.5

claude-opus

Flagship Claude model for deep reasoning, coding, and long-horizon agents

Family
claude-opus
Providers
10
Context
200,000
Output
64,000
Knowledge
2025-05
Weights
Closed
Input
textimagepdf
Output
text
Release date
2025-11-01
Updated
2025-11-01

Providers

Source: models.dev