Unverified85% confidenceFactExact time
OpenAI's GPT series uses the tiktoken library, with vocabulary sizes typically ranging between 50,000 and 100,000 Tokens
1
Sources
85%
Confidence
Long-term
Relevance
7/28/2026
First Seen
Sources
Token Economics: The New Unit of Value Measurement in the AI Era
Related Entities
Related Claims
Partially VerifiedOpenAI's tiktoken expanded from the 50,000-token vocabulary of the GPT-2 era to the 100,000-token vocabulary of GPT-4.84% similarUnverifiedTaking OpenAI's GPT series as an example, the system prompt that merely defines tool-calling specifications alone may consume 2,000 to 5,000 tokens.78% similarVerifiedThe cl100k_base vocabulary used by GPT-4 contains approximately 100,000 token units, and the number of tokens in a text can be precisely calculated using the tiktoken library.77% similarUnverifiedGPT 系列模型的词表通常包含约 50,000–100,000 个 token74% similarVerifiedGPT 5.5 supports a one-million-token context window, capable of simultaneously processing approximately 500,000 to 700,000 words of code or documents.73% similar
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