# @davidad — 2026-02-12

♥8 ↻0 · https://x.com/davidad/status/2021941496132313281

@repligate what makes you confident that Opus 4.5 and 4.6 are even the same architecture? many have speculated that 4.6 is smaller or sparser, which are live hypotheses for me

tags: author:davidad, kind:tweet, model:claude-opus-4-5, thread-context, year:2026