v4.0.0

gpt-tokenizer

A pure JavaScript BPE tokenizer with model metadata and pricing for GPT-5, GPT-4o, o-series, and other OpenAI models

BPE encoder decoder tokenizer GPT GPT-2 GPT-3 GPT-3.5 GPT-4 GPT-4.1 GPT-4o GPT-5 o1 o3 o4 gpt-oss tiktoken tokens LLM token counting API pricing NLP Natural Language Processing Text Generation OpenAI Machine Learning ml

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Dependencies (0)

Zero dependencies

Dev Dependencies (10)

husky ^9.1.7
devalue ^5.9.0
vite-plus catalog:
typescript ^6
@types/node ^26.2.0
@commitlint/cli ^21.2.2
node-resolve-ts ^1.0.2
@edge-runtime/vm ^5.0.0
semantic-release ^25.0.9
@commitlint/config-conventional ^21.2.2

Package Info

License

MIT

Last Publish

August 16, 2026

Unpacked Size

25.95 MB

Total Files

1537

Issue Tracker

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Maintainers (1)

niieani npm@invent.life