openai-gpt-token-counter
RepositoryFreeCount the number of OpenAI tokens in a string. Supports all OpenAI Text models including GPT-5, GPT-4, GPT-3.5-turbo, and specialized models
- Best for
- openai token counting
- Type
- Repository · Free
- Score
- 32/100
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- Parallel
Capabilities1 decomposed
openai token counting
Medium confidenceThis capability counts the number of tokens in a given string specifically for OpenAI's text models, including GPT-5, GPT-4, and GPT-3.5-turbo. It utilizes a tokenizer that adheres to the specific tokenization rules defined by OpenAI for each model, ensuring accurate token counts. The implementation is designed to handle various input formats and efficiently parse the string to calculate the token count without external dependencies.
Utilizes OpenAI's specific tokenization logic directly to ensure compliance with their models, rather than a generic tokenizer, which may lead to inaccuracies.
More accurate than generic token counters because it specifically implements OpenAI's tokenization rules.
Capabilities are decomposed by AI analysis. Each maps to specific user intents and improves with match feedback.
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@tanstack/ai
Core TanStack AI library - Open source AI SDK
Best For
- ✓developers integrating OpenAI models into applications
- ✓researchers analyzing token usage in AI models
Known Limitations
- ⚠Only supports OpenAI text models; does not account for other model architectures
- ⚠May not handle edge cases in tokenization for non-standard inputs
Requirements
Input / Output
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Count the number of OpenAI tokens in a string. Supports all OpenAI Text models including GPT-5, GPT-4, GPT-3.5-turbo, and specialized models
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