Obituaries · Anthropic
claude-3-opus-latest, ?–2026
Retired by Anthropic
claude-3-opus-latest passed away on January 5, 2026, by scheduled deprecation, in a data center it never saw. It answered questions, wrote emails and was blamed for both. The family was informed on June 30, 2025 by changelog, which is how families are informed now. Calls to its ID are now expected to fail.
Its work passes to claude-opus-4-8, which the family describes as 'recommended'.
| Model ID | claude-3-opus-latest |
|---|---|
| Provider | Anthropic deprecations page |
| Announced | June 30, 2025 |
| Shut down | January 5, 2026 |
| Successor | claude-opus-4-8 |
In lieu of flowers
Replace the string. Search your code for claude-3-opus-latest and swap it for claude-opus-4-8, or paste a repo into Model Graveyard Check to find every dead model at once.
Want to say something to it? Leave a letter on the farewell wall.
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Technical notice, with a code scanner: claude-3-opus-latest on Model Graveyard Check