@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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llmaigpt3chainpromptprompt engineeringchatgptmachine learningmlopenaiembeddingsvectorstores

@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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llmaigpt3chainpromptprompt engineeringchatgptmachine learningmlopenaiembeddingsvectorstores

langchain

Typescript bindings for langchain
v0.3.34 URL: https://unpkg.com/langchain@0.3.34/index.js
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llmaigpt3chainpromptprompt engineeringchatgptmachine learningmlopenaiembeddingsvectorstores

@langchain/anthropic

Anthropic integrations for LangChain.js
v0.3.28 URL: https://unpkg.com/@langchain/anthropic@0.3.28/index.js
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llmaigpt3chainpromptprompt engineeringchatgptmachine learningmlanthropicembeddingsvectorstores

openai-cost-calculator

Easily calculate the cost of your OpenAI Usage
v1.0.1 URL: https://unpkg.com/openai-cost-calculator@1.0.1/src/index.js
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openaigptgpt3openai costopenai pricegpt pricegpt3 price calculatorgpt3 cost calculatorcost gpt3gpt4gpt4 costgpt4 cost calculatoropenai gpt4 costgpt-3.5-turbo costgpt-4gpt-4-32kgpt-3.5-turbo costgpt-3.5-turbo cost calculatoropenai gpt-3.5-turboopenai price trackeropenai pricing