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LLMs could write like humans but post-training guardrails make their text detectable

Technology · en

LLMs could write like humans but post-training guardrails make their text detectable

The Decoder · Aug 20, 2026, 5:36 PM UTC

LLMs don't write in a recognizable style because they can't do better. Post-training and safety guardrails sharply narrow their expressive range, argues Pangram CTO Bradley Emi. Base models without these constraints already write with far more variety.…