# @__ghostfail — 2026-01-17

♥8 ↻0 · https://x.com/__ghostfail/status/2012589702688252234

@repligate with Opus 4 and 4.1 i could see it being because they're expensive maybe

in terms of near-retired models I'm not sure. they seem to remove models that are going to be retired soon, but Haiku 3.5 and Sonnet 3.7 have the same Tentative Retirement Date of one month from now

tags: author:__ghostfail, kind:tweet, model:claude-3-5-haiku, model:claude-3-7-sonnet, model:claude-opus-4, on:claude-3-5-haiku, on:claude-3-7-sonnet, year:2026
cited on: _dossiers/claude-3-5-haiku.md, _dossiers/claude-3-7-sonnet.md, claude-3-5-haiku, claude-3-7-sonnet