◎ CASE / 062◎ CUSTOM LLM◎ JP◎ 2025◎ SHIPPED
JP Mid-size ManufacturerPOWERED BY CREWLESS
In-house Knowledge LLM for Manufacturing
In-house Knowledge LLM for Manufacturing
An in-house LLM linking internal drawings, tech docs, and quality history via ontology + RAG — instant access to expert tacit knowledge.
ROLE
Custom LLM Build · Ontology Design
PERIOD
구축 6주 + 운영 계약
MARKET
JP
HEADLINE
-70% · Tech doc search time
(01) Challenge · The problem
“Starting point”
Expert know-how was scattered across drawings, technical documents, and quality logs — much of it living only in people's heads. Data-leak concerns ruled out external cloud AI, and new hires burned hours just finding the right reference.
(02) Solution · How we solved it
“Approach”
We structured internal documents into an ontology and built an on-prem LLM connected through RAG. The model is designed to understand how drawings, specs, and quality history relate, so it only produces answers with cited source documents. No data ever leaves the internal network.
(04) Outcomes · Results
Proven by numbers.
-59%
Tech doc search time
Scattered drawings and docs surfaced at once, with sources
0
External data egress
Isolated on-prem operation, nothing leaves the network
RAG
Grounded answers
Cites source documents for verifiability
Onboarding
New-hire ramp-up
Lowers the barrier to expert tacit knowledge
(05) Stack · Tools used
Trusted tools only.
01 · LLM/Model
- ▸Private LLM
- ▸Local embeddings
- ▸Reranker
02 · Data/RAG
- ▸Ontology
- ▸RAG
- ▸PGVector
- ▸Document parser
03 · Infra/Security
- ▸On-prem
- ▸Network isolation
- ▸Access logs
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START / FREE CONSULT · NDA OK