Verified80% confidenceFactTime unknown
GPT-series models use the Byte Pair Encoding (BPE) algorithm to segment text into tokens.
9
Sources
80%
Confidence
Long-term
Relevance
6/1/2026
First Seen
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Related Claims
UnverifiedThe Byte Pair Encoding (BPE) tokenization algorithm was originally introduced by OpenAI in GPT-2, splitting text into subword units by iteratively merging high-frequency character pairs.82% similarUnverifiedBPE（字节对编码）算法最初是一种数据压缩算法，后被引入NLP领域并应用于GPT、Claude等主流大语言模型的分词器设计73% similarVerifiedBPE（Byte Pair Encoding）是大语言模型使用的Token化算法，通过统计训练语料中字符对的共现频率迭代合并最常见的字符组合72% similar
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