Redditor finds disabling preserve_thinking costs no quality while keeping context clean

soyalemujica · reddit · 2026-11-11

A Reddit user reports that running QFN locally with preservethinking disabled by default showed no performance or intelligence decline across C++ backend and frontend coding tests, while keeping the context window noticeably cleaner. They add that DeepSeek's API likewise doesn't preserve thinking and saves context overall — a context-saving trick worth A/B testing for anyone running coding models locally.

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