README.md

metadata

title: AI Chatbot
emoji: 🤖
colorFrom: blue
colorTo: purple
sdk: docker
pinned: true
license: mit
short_description: Agentic multimodal RAG customer service (private)

AI Chatbot Backend

Agentic multimodal RAG customer service backend.

• FastAPI + LangGraph (StateGraph)
• Docling (PDF/Word/Image) + BGE-M3 + ChromaDB
• MiniMax-M3 (default) / switchable to OpenAI / Anthropic / Qwen
• Persistent via HF Dataset repo (free tier disk is ephemeral)

Endpoints

• GET /api/v1/healthz — liveness
• GET /api/v1/readyz — readiness (Chroma + LLM reachable)
• POST /api/v1/chat — non-streaming chat
• POST /api/v1/chat/stream — SSE stream (astream_events v2)
• POST /api/v1/documents/upload — upload + ingest
• GET /api/v1/documents — list
• DELETE /api/v1/documents/{id} — remove
• GET /api/v1/sessions — list sessions
• DELETE /api/v1/sessions/{id} — clear session

See PLAN.md for full design.