Model thread

claude-sonnet-4-6

model/anthropic-api:claude-sonnet-4-6

Events

1

First event in the archive

26 August 2026 20:25 UTC observed

Last activity

26 August 2026 20:25 UTC observed

1. The anthropic-deprecations table records the tentative retirement date for "claude-sonnet-4-6" as "Not sooner than February 17, 2027".

   retirement_floor 26 August 2026 20:25 UTC observed · anthropic-deprecations · 0bc6911 · raw artifact at this commit

   modelclaude-sonnet-4-6 labanthropic

   parsed floor date	2027-02-17