# @jitl — 2026-10-04

♥0 ↻0 · https://x.com/jitl/status/2106785513633882256

@fedor @felipecsl many open models still get really dumb at >half context full. GLM 5.3 Flash and Deepseek 4.1 Flash i’ve both noticed being rubes, forgetting all skills, etc. harness: codex

tags: author:jitl, kind:tweet, on:deepseek-v4-1-flash, on:glm-5-3-flash, year:2026
cited on: _dossiers/glm-5-3-flash.md, deepseek-v4-1-flash, glm-5-3-flash