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Python FastAPI with JWT Auth serving RAG by Hugging Face embeddings (v2)

21-August-2026

• Python
• FastAPI
• DevOps
• Vercel
• REST API
• PostgreSQL
• AI
• Retrieval-Augmented Generation (RAG)
• Groq
• Hugging Face
• Embeddings
• LLM
• Vue 3

Python FastAPI with JWT Auth serving a RAG Application using Groq + Hugging Face embeddings (v2) - hosted at Vercel Cloud using Serverless Functions

There is a Vue 3 SPA for the FastAPI

Try the demo by OpenAPI...

Try the demo by Vue 3 SPA...

A Starter FastAPI + JWT Auth + Retrieval-Augmented Generation (RAG) by Groq LLM + Real embeddings by Hugging Face model + Vue 3 SPA + OpenAPI / Swagger - secured by HTTPS

A PostgreSQL database was used with the pgvector extension

During the development process, I used ChatGPT for assisting with code generation and Github Copilot for code inline suggestion

DevOps by VS Code + GitHub + Vercel Cloud

The Web API at GitHub

• #python
• #fastapi
• #vercel
• #rest-api
• #devops
• #postgresql
• #ai
• #retrieval-augmented-generation
• #groq
• #hugging-face
• #embeddings
• #llm
• #vue-3