Enterprise RAG AI Knowledge Base Development

RAG retrieves enterprise documents first, then has a large language model compose answers from that material. It is not “training” another ChatGPT on your entire company file dump.

What is RAG?

RAG (Retrieval-Augmented Generation) is the usual enterprise knowledge-base pattern: retrieve passages from PDFs, SOPs, FAQs, or a database, then have a large language model answer from those passages and cite the source. When documents change, rebuild the index—you do not train a new model on the whole company.

適合解決的問題

  • ・Lots of PDFs, Excel, and Word—finding one policy takes forever.
  • ・New hires repeatedly ask the same SOP, warranty, or product questions.
  • ・Want natural-language questions, but answers must come from company data and be traceable.

可以包含什麼

  • ・PDF, Word, Excel, FAQ, SOP, and product data
  • ・Document parsing, chunking, and embeddings
  • ・Vector retrieval with cited answers
  • ・Permissions: who can ask which document classes
  • ・Admin backend: update and retire outdated documents

怎麼做

  1. Documents

    Import and parse PDF, Office, or database content.

  2. Index

    Chunk, generate embeddings, store in PostgreSQL / pgvector or another vector store.

  3. Answer

    Retrieve relevant chunks, have the model answer, and show sources. Add reranking when needed.

適合誰、時間與費用

  • ・Companies with large internal document sets
  • ・Support or sales teams that need product / policy lookup
  • ・Teams that don’t want confidential files pasted into public chat tools

時程:Small-scope knowledge bases commonly take 4–10 weeks, depending on document quality, permissions, and admin needs.

費用:AI / RAG systems typically from NT$100,000–300,000, adjusted by data volume, permissions, and whether existing systems are integrated.

正式價格於需求確認後提供,以上為參考。

我們不會直接承諾的事

  • ・When documents are outdated or contradictory, AI can still answer wrong. Reduce hallucination with sources and update workflows—don’t promise zero error.
  • ・We won’t promise the system “automatically learns all company data” before the data scope is defined.

相關案例

  • Leaf AI Workspace 企業 AI 助理

    Leaf AI Workspace:掃描 NAS 資料夾做企業文件知識庫、附頁碼回答,並用受控工具查專案/帳款,通知前先人工確認。

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常見問題

What is RAG?

RAG (Retrieval-Augmented Generation) finds relevant passages in documents you provide, then asks a large language model to answer only from those passages. It fits policies, SOPs, FAQs, and product docs that change. It is not training a new model on the whole company archive.

How is RAG different from general ChatGPT?

General ChatGPT answers from the model’s prior knowledge. RAG searches documents you provide, requires the model to answer from retrieved content, and cites sources. It can still misread a passage—so you must be able to open the original.

RAG or fine-tuning for enterprise knowledge?

Company policies, products, and SOPs change—start with RAG. Fine-tuning suits fixed tone or format, not a living knowledge base.

Does an enterprise knowledge base always need RAG?

If the job is answering from existing documents with citations, RAG is the usual approach. Summaries, rewrites, or classification that do not need a source passage can use a general LLM API. Add a controlled Agent when the system must query a database or call tools.

How long does RAG development take, and what does it cost?

A small knowledge base commonly takes 4–10 weeks. AI / RAG systems are referenced from NT$100,000–300,000. A PoC that only checks whether one document set can be queried can start from NT$50,000. Actual scope depends on document quality, permissions, and existing-system integration.

Can files on a company NAS become a knowledge base?

Yes. The Leaf AI Workspace public demo scans a designated folder, incrementally syncs admin, HR, and care documents, and cites filename and page. Production can mount a real NAS without changing retrieval. You still define who may query which files and who retires outdated documents. Try it at https://leafflow-ai.vercel.app/knowledge

Are the documents used to train a model?

Typical enterprise RAG does not fine-tune or train a model. Documents stay in your retrieval index and only relevant passages are sent to an API at question time. Whether a vendor may retain data depends on the API plan and contract.

How are permissions handled?

Limit the searchable document set by login identity. Filter before answering so department A can’t retrieve department B’s internal files.

Assess an enterprise RAG knowledge base

Tell us the document types, who may query them, and whether answers must cite sources. We reply with whether RAG, an API, or an Agent fits, plus a PoC scope and cost range.

Book a RAG assessment
RAG Development | What RAG Is, Enterprise Knowledge Bases, Cost & Adoption