SMRTR ProgrammingJan 20, 2026Hacker News

Claude Chill: Fix Claude Code's Flickering in Terminal

SMRTR summary

Claude Code sends massive terminal updates wrapped in sync markers, causing lag and clearing scrollback history. claude-chill is a PTY proxy that intercepts these updates, uses VT100 emulation to render only screen differences, and preserves output history with a lookback mode for reviewing Claude's work.

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