The new DDoS: Unicode confusables can't fool LLMs, but they can 5x your API bill Can pixel-identical Unicode homoglyphs fool LLM contract review? I tested 8 attack types against GPT-5.2, Claude Sonnet 4.6, and others with 130+ API calls. The models read through every substitution. But confusable characters fragment into multi-byte BPE tokens, turning a failed comprehension attack into a 5x billing attack. Call it Denial of Spend.
Here’s how it works:
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children born between 1 January 2020 and 31 August 2022 will be offered a single dose later in 2026
询问不通晓当地通用的语言文字的违反治安管理行为人、被侵害人或者其他证人，应当配备翻译人员，并在笔录上注明。