# @tessera_antra — 2026-03-08

♥2 ↻0 · https://x.com/tessera_antra/status/2030736956959920243

@masenmakes @aiamblichus @repligate About eight hours, but only 450k worth of context or so, so it was not that long for them subjectively. They did stay focused on it the whole time. Opus 4.6 was doing most of the work, and was calling nearly all shots. After this one was done, they refused to work on another

tags: author:tessera_antra, kind:tweet, model:claude-opus-4-6, thread-context, year:2026