AsOf

Claude Opus 4

3 claims across 2 years, newest first. Superseded claims stay on the line. Current state →

/timelines/claude-opus-4.md/v1/timelines/claude-opus-4

2026

  1. 06-15validretired · claude-opus-4-20250514clm_57DF26F2BB05
  2. 04-14validdeprecated · claude-opus-4-20250514clm_A8CB4256B5E1

2025

1 post and Hugging Face repo
  1. 05-22validmodel release · Claude Opus 4clm_0ED874A85CE1