ReleasedMar 4, 2024 ·
Claude 3 Opus is out
Anthropic shipped Claude 3 Opus.
AnthropicAnthropic released Claude 3 Opus on Mar 4, 2024.
It is the first release we track in the Claude Opus line.
Claude Opus 4 replaced it on May 22, 2025.
Released
Mar 4, 2024
Line
Claude Opus
Confirmed by
Historical record
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