AsOf

Claude Opus 5.5

3 claims across 1 year, newest first. Superseded claims stay on the line. Current state →

/timelines/claude-opus-5-5.md/v1/timelines/claude-opus-5-5

2026

  1. 09-22validcontext window · 1M tokensclm_C8F8497EE25C
  2. 09-22validprice · $4 per million input tokensclm_1517D02FAFA4
1 post and Hugging Face repo
  1. 09-22validmodel release · Claude Opus 5.5clm_F93B2A65D6D9