Here’s a quick list of tools you can use (credit to the eCornell class I attended)
NotebookLM — useful for working with a set of provided sources.
LlamaIndex — useful for building RAG systems and connecting LLMs to data.
LangChain and LangGraph — useful for building more structured workflows and agents.
Microsoft Copilot Studio — useful for organizations already working in the Microsoft ecosystem.
ChatGPT Apps and Connectors — useful for bringing tools and data into ChatGPT workflows.