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gpt-tokenizer

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

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Package versions

35 VERSIONS IN TOTAL
versionpublisheddirect vulnerabilities
4.0.016 Aug, 2026
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3.4.07 Nov, 2025
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3.3.07 Nov, 2025
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3.2.09 Oct, 2025
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3.1.09 Oct, 2025
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3.0.113 Jun, 2025
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3.0.07 Jun, 2025
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2.9.05 Mar, 2025
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2.8.19 Dec, 2024
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2.8.09 Dec, 2024
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2.7.028 Nov, 2024
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2.6.213 Nov, 2024
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2.6.111 Nov, 2024
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2.6.04 Nov, 2024
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2.5.121 Oct, 2024
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2.5.09 Oct, 2024
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2.4.17 Oct, 2024
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2.4.023 Sep, 2024
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2.3.020 Sep, 2024
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2.2.316 Sep, 2024
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