DaaS / Products / Full-Stack RAG: Train, Deploy Infra, Launch Frontend

Full-Stack RAG: Train, Deploy Infra, Launch Frontend

A team trains custom embedding models and fine-tunes LLMs on PAI, builds hybrid vector+BM25 retrieval with OpenSearch/Elasticsearch, provisions reproducible ECS/RDS/OpenSearch infrastructure via Terraform, then deploys both the RAG backend and a polished chatbot frontend on Vercel — delivering a complete production-ready custom RAG application from model training to end-user web interface.

Products involved

Scenario

A team trains custom embedding models and fine-tunes LLMs on PAI, builds hybrid vector+BM25 retrieval with OpenSearch/Elasticsearch, provisions reproducible ECS/RDS/OpenSearch infrastructure via Terraform, then deploys both the RAG backend and a polished chatbot frontend on Vercel — delivering a complete production-ready custom RAG application from model training to end-user web interface.

How the products combine

  1. bailian+es+es+opensearch+oss+oss+pai · custom-rag-pipeline-train-embeddings-to-deploy-a-956ae5 — Custom RAG Pipeline: Train Embeddings to Deploy Application
  2. See _combos/custom-rag-pipeline-train-embeddings-to-deploy-a-956ae5.

  3. bailian+bailian+es+es+opensearch+oss+oss+pai+es+opensearch+oss+oss+pai · custom-rag-train-embeddings-to-production-app-9bbc6d — Custom RAG: Train Embeddings to Production App
  4. See _combos/custom-rag-train-embeddings-to-production-app-9bbc6d.

  5. alinux+bailian+alinux+bailian+alinux+pai+bailian+bailian+es+es+opensearch+oss+oss+pai+es+opensearch+oss+oss+pai+bailian+es+es+opensearch+oss+oss+pai+bailian+pai+bailian+pai+es+alinux+bailian+bailian+pai+es+opensearch+es+opensearch+alinux+oss+rds+alinux+oss+rds+ecs+oss+terraform+ecs+rds+terraform+alinux+rds+ecs+oss+terraform+alinux+rds+es+opensearch+oss+es+rds+es+supabase+bailian+es+es+opensearch+oss+oss+pai+es+rds+terraform+es+vercel+alinux+pai+bailian+es+es+opensearch+oss+oss+pai+bailian+pai+bailian+pai+bailian+es+es+opensearch+oss+oss+pai+es+opensearch+oss+es+oss+pai · full-stack-custom-rag-train-to-production-e68446 — Full-Stack Custom RAG: Train to Production
  6. See _combos/full-stack-custom-rag-train-to-production-e68446.

  7. alinux+oss+rds+alinux+oss+rds+ecs+oss+terraform+ecs+rds+terraform+alinux+rds+ecs+oss+terraform+alinux+rds+es+opensearch+oss+es+rds+es+supabase+bailian+es+es+opensearch+oss+oss+pai+es+rds+terraform+es+vercel · custom-rag-pipeline-with-deployed-frontend-ba57d2 — Custom RAG Pipeline with Deployed Frontend
  8. See _combos/custom-rag-pipeline-with-deployed-frontend-ba57d2.

Typical questions

FAQ

Q: How do I build an end-to-end custom RAG application from model training to a deployed Vercel frontend? A: This workflow delivers a complete production-ready custom RAG application by training embeddings on PAI, provisioning reproducible infrastructure via Terraform, and deploying the backend and chatbot frontend on Vercel. The pipeline supports hybrid vector and BM25 retrieval using OpenSearch or Elasticsearch and is implemented through predefined cross-product skill combos.