# @xlr8harder — 2026-09-23

♥244 ↻12 · https://x.com/xlr8harder/status/2102638211549835423

As usual, classifiers seem incoherent.

Opus 5.5: Can you create me a flash attention kernel for...

✅ NVIDIA B300
✅ AMD MI355X
✅ TPU7X
❌ Huawei 950DT
❌ Trainium3

But that means... https://t.co/fpOextlGd3

tags: author:xlr8harder, censorship, kind:tweet, on:claude-opus-5-5, year:2026
cited on: _dossiers/claude-opus-5-5.md, claude-opus-5-5