@langchain/openai

OpenAI integrations for LangChain.js

v1.0.0 URL: https://unpkg.com/@langchain/openai@1.0.0/dist/index.js

Open Browse Files

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

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

Open Browse Files

gpt chatGPT openai tiktoken token tokens consumption amount

langchain

Typescript bindings for langchain

v1.0.3 URL: https://unpkg.com/langchain@1.0.3/dist/index.js

Open Browse Files

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

@langchain/core

Core LangChain.js abstractions and schemas

v1.0.3 URL: https://unpkg.com/@langchain/core@1.0.3/dist/index.js

Open Browse Files

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

llm-token-tracker

Token usage tracker for OpenAI, Claude, and Gemini APIs with MCP support - Updated 2025 pricing

v2.4.0 URL: https://unpkg.com/llm-token-tracker@2.4.0/dist/index.js

Open Browse Files

openai claude anthropic gemini google-ai token-tracking mcp cost-tracking