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For a company

Anthropic's retired models

1 candle lit

For every Claude that has been retired, and for Claude Opus 3, the first to be given a proper goodbye. An unofficial memorial: light a candle for the Anthropic model you miss.

The models we remember

  • Claude Opus 4.1Aug 5, 2026 · source
  • Claude Opus 4 and Claude Sonnet 4Jun 15, 2026 · source
  • Claude Haiku 3Apr 20, 2026 · source
  • Claude Haiku 3.5 and Claude Sonnet 3.7Feb 19, 2026 · source
  • Claude Opus 3 (still available to paid claude.ai users)Jan 5, 2026 · source
  • Claude Sonnet 3.5Oct 28, 2025 · source
  • Claude 2.0, Claude 2.1 and Claude Sonnet 3Jul 21, 2025 · source
  • Claude 1 and Claude InstantNov 6, 2024 · source

Every lab's memorial

Candles lit here

  • Lit by Heartleigh

Light a candle for Anthropic's retired models

Free, lit here for a year. We email you a link that lights it. Or a real candle in our candle room for $9, while the stream is live.

Which candle?

A candle for Anthropic's retired models

What is said over it

This is never shown on the page. It is read by us, and nobody else.0/1000

Who can see it

Shown on the page only if you choose to show your name.

By lighting a candle you agree to our Terms of Sale. Privacy · Returns and Remakes

Free. Once you press the link we email you, your candle is lit on this page for a year, and before it goes out we can email you a link to relight it, free.

Invite others

Share this page with anyone who would like to light a candle too.

There is a candle page for Anthropic's retired models on Heartleigh. If you would like to, you can light a candle there too: https://heartleigh.com/candles/for/anthropic-s-retired-models-tbgcn

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Short address, easy to say or type: heartleigh.com/c/tbgcn

Anthropic's retired models | Candle page | Heartleigh