Is Anthropic Claude Opus 4.1 deprecated?

Deprecated

Yes. Claude Opus 4.1 is deprecated and Anthropic shuts it down on 2026-08-05 — in 9 days.

claude-opus-4-1-20250805 last verified

Lifecycle dates

Status
Deprecated
Deprecation announced
Shutdown date
(in 9 days)

Pricing & context

Input
$15.00 / M tokens
Output
$75.00 / M tokens
Context window
200K tokens

Sources

Verified against the source on . Dataset snapshot . Providers can change a date without notice — the link above is always the final word.

Common questions

Is Claude Opus 4.1 deprecated?
Yes. Claude Opus 4.1 is deprecated and Anthropic shuts it down on 2026-08-05 — in 9 days.
When does Claude Opus 4.1 shut down?
Anthropic has announced 2026-08-05 as the shutdown date for Claude Opus 4.1.
What does Claude Opus 4.1 cost?
$15.00 per million input tokens and $75.00 per million output tokens, as last verified on 2026-07-18.
What can I use instead of Claude Opus 4.1?
Active alternatives from Anthropic include Claude Haiku 4.5, Claude Sonnet 5, Claude Sonnet 4.6.

All Anthropic models and their end dates →