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System Prompt Bloat Meaning?

4.5BRAINROT SCORE

System Prompt Bloat A system prompt that has grown excessively long through repeated additions, to the point where its size itself starts degrading model performance and reliability.

Origin:Specific, measurable variant of prompt rot — not that instructions contradict, but that sheer accumulated length crowds out the model's effective attention.
First Seen:2025
Peak Era:2026 (AI Coding)
Aura Impact:+1 Aura (Trimming System Prompt Bloat and Watching Performance Improve Immediately) / -1 Aura (A System Prompt So Bloated Half of It Clearly Never Gets Read)

EXAMPLE USAGE

"Cut the system prompt bloat in half and the agent got noticeably more consistent."

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