Anthropic releases Claude 3 Opus and Sonnet
Anthropic released Claude 3 Opus and Sonnet through Claude, its generally available API and selected cloud platforms, adding stronger reasoning, vision, long-context processing and support for complex automated work.
TOWARD DOOM67confidence 98/100
Why it moved the index
Two frontier models combined stronger reasoning, vision and long-context handling with immediate API access and explicit support for automation across APIs and databases.
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AUDIT TRAIL
Assessment history
- R1Toward 67 · confidence 98
New March 2024 exact frontier model release and deployment.
12 Aug 2026