gpt-tokens

Calculate the token consumption and amount of openai gpt message

v1.3.14 URL: https://unpkg.com/gpt-tokens@1.3.14/dist/index.js

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gpt chatGPT openai tiktoken token tokens consumption amount

@langchain/openai

OpenAI integrations for LangChain.js

v0.6.12 URL: https://unpkg.com/@langchain/openai@0.6.12/index.js

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llm ai gpt3 chain prompt prompt engineering chatgpt machine learning ml openai embeddings vectorstores

chatgpt

Node.js client for the official ChatGPT API.

v5.2.5 URL: https://unpkg.com/chatgpt@5.2.5/build/index.js

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openai chatgpt chat gpt gpt-3 gpt3 gpt4 chatbot machine learning conversation conversational ai ai ml bot

@langchain/core

Core LangChain.js abstractions and schemas

v0.3.76 URL: https://unpkg.com/@langchain/core@0.3.76/index.js

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llm ai gpt3 chain prompt prompt engineering chatgpt machine learning ml openai embeddings vectorstores

tokenx

Fast and lightweight token estimation for any LLM without requiring a full tokenizer

v1.1.0 URL: https://unpkg.com/tokenx@1.1.0/dist/index.js

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ai llm token tokenizer estimation tiktoken anthropic openai