FAQ of this RAG app
The FAQ is a collection of useful questions and answers about the project. If you have a question that isn't answered here, please open a discussion (opens in a new tab).
What's the artechitecture or workflow of this Graph RAG app?
Is this RAG app free?
- [Free] The code of this RAG app is open source, it's free to use;
- [Free] The database of this RAG app is free for 25GiB storage as we use TiDB Serverless (opens in a new tab);
- [Paid] But the token of OpenAI is paid, you should have an account of https://platform.openai.com (opens in a new tab) for an API token.
Can I use a different chat model?
Currently we use OpenAI as chat model by default, and can't change to another one. But we plan to add more LLMs support, such as:
Can I use a different embedding/reranker API?
Why use TiDB which is a MySQL compatible database to store Knowledge Graph?
- TiDB is a distributed MySQL SQL database, it's easy to scale out and has a good performance;
- TiDB is a multi-model and all-in-one database, it supports MySQL SQL, JSON, Vector, and more, which can replace multiple databases;
- The performance of TiDB is enough to store and query the Knowledge Graph, as we just search the first-level or second-level neighbors of the node.