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๐Ÿค– AI/LLM

๐Ÿงญ LangGraph๋ž€?

2026. 1. 30. 20:30
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๋ฐ˜์‘ํ˜•

LangGraph๋Š” ํ•œ ์ค„๋กœ ๋งํ•˜๋ฉด ๐Ÿ‘‡

LLM ์ž‘์—… ํ๋ฆ„์„ “๊ทธ๋ž˜ํ”„(๋ถ„๊ธฐ·๋ฐ˜๋ณต)”๋กœ ๋งŒ๋“œ๋Š” ๋„๊ตฌ

์กฐ๊ธˆ ํ’€๋ฉด ๐Ÿ‘‡

  • LangChain์ด ์ง์„  ๋„๋กœ(์ˆœ์„œ๋Œ€๋กœ) ๋ผ๋ฉด
  • LangGraph๋Š” ๊ต์ฐจ๋กœ ์žˆ๋Š” ์ง€๋„์•ผ ๐Ÿ—บ๏ธ

๐Ÿค” ์™œ LangGraph๊ฐ€ ๋‚˜์™”์„๊นŒ?

LangChain์€ ๋ณดํ†ต ์ด๋ ‡๊ฒŒ ๋ผ ๐Ÿ‘‡

A → B → C → ๋

๊ทผ๋ฐ ์‹ค๋ฌด AI๋Š” ์ด๋Ÿฐ ๊ฒฝ์šฐ๊ฐ€ ๋งŽ์•„ ๐Ÿ‘‡

  • ์งˆ๋ฌธ์ด ์• ๋งคํ•˜๋ฉด ๋‹ค์‹œ ์งˆ๋ฌธ
  • ๊ฒฐ๊ณผ๊ฐ€ ์ด์ƒํ•˜๋ฉด ์žฌ์‹œ๋„
  • ์กฐ๊ฑด์— ๋”ฐ๋ผ ๋‹ค๋ฅธ Agent ํ˜ธ์ถœ
  • ์—ฌ๋Ÿฌ Agent๊ฐ€ ์™”๋‹ค ๊ฐ”๋‹ค ํ˜‘์—…

๐Ÿ‘‰ ์ด๊ฑธ ์ฒด์ธ์œผ๋กœ๋Š” ํ‘œํ˜„์ด ํž˜๋“ฆ
๐Ÿ‘‰ ๊ทธ๋ž˜์„œ LangGraph


๐Ÿง  LangGraph์˜ ํ•ต์‹ฌ ๊ฐœ๋…

1๏ธโƒฃ Node (๋…ธ๋“œ)

  • ํ•˜๋‚˜์˜ ์ž‘์—…
  • LLM ํ˜ธ์ถœ / Tool ํ˜ธ์ถœ / ํŒ๋‹จ ๋กœ์ง

์˜ˆ:

  • ์งˆ๋ฌธ ๋ถ„์„ ๋…ธ๋“œ
  • SQL ์ƒ์„ฑ ๋…ธ๋“œ
  • ๊ฒฐ๊ณผ ๊ฒ€์ฆ ๋…ธ๋“œ

2๏ธโƒฃ Edge (์—ฃ์ง€)

  • ๋‹ค์Œ์œผ๋กœ ์–ด๋”” ๊ฐˆ์ง€ ์—ฐ๊ฒฐ์„ 

์˜ˆ:

if ๊ฒฐ๊ณผ OK → ์ข…๋ฃŒ
else → ๋‹ค์‹œ ์งˆ๋ฌธ ๋ถ„์„

3๏ธโƒฃ State (์ƒํƒœ)

  • ์ „์ฒด ํ๋ฆ„์—์„œ ๊ณต์œ ํ•˜๋Š” ๋ฐ์ดํ„ฐ
  • ์งˆ๋ฌธ, ์ค‘๊ฐ„ ๊ฒฐ๊ณผ, ๋กœ๊ทธ ๋“ฑ

๐Ÿ‘‰ “์ง€๊ธˆ๊นŒ์ง€ ๋ฌด์Šจ ์ผ์ด ์žˆ์—ˆ๋Š”์ง€” ๊ธฐ์–ต


๐Ÿ” LangGraph๋Š” ์ด๋Ÿฐ ๊ฒŒ ๊ฐ€๋Šฅํ•จ

โœ” ๋ถ„๊ธฐ

์งˆ๋ฌธ →
  โ”œโ”€ ๊ฐ„๋‹จ → ๋ฐ”๋กœ ๋‹ต๋ณ€
  โ””โ”€ ๋ณต์žก → ๊ฒ€์ƒ‰ → ์š”์•ฝ → ๋‹ต๋ณ€

โœ” ๋ฐ˜๋ณต (Loop)

๋‹ต๋ณ€ ์ƒ์„ฑ →
๊ฒ€์ฆ →
  โ”œโ”€ OK → ์ข…๋ฃŒ
  โ””โ”€ FAIL → ๋‹ค์‹œ ์ƒ์„ฑ

โœ” ๋ฉ€ํ‹ฐ ์—์ด์ „ํŠธ

Planner Agent
   ↓
SQL Agent ↔ Reviewer Agent

๐Ÿงฉ LangChain vs LangGraph ํ•œ ๋ฒˆ์— ๋น„๊ต

๊ตฌ๋ถ„LangChainLangGraph

๊ตฌ์กฐ ์ง์„  (Chain) ๊ทธ๋ž˜ํ”„
๋ถ„๊ธฐ โŒ ๊ฑฐ์˜ ์—†์Œ โœ… ๊ฐ•๋ ฅ
๋ฐ˜๋ณต โŒ ์–ด๋ ค์›€ โœ… ์ž์—ฐ์Šค๋Ÿฌ์›€
์—์ด์ „ํŠธ ๋‹จ์ˆœ ๋ฉ€ํ‹ฐ ์—์ด์ „ํŠธ ์ตœ์ 
๋‚œ์ด๋„ ์‰ฌ์›€ ์กฐ๊ธˆ ๋” ์–ด๋ ค์›€
์‹ค๋ฌด์šฉ ์ฑ—๋ด‡/RAG Agent ์‹œ์Šคํ…œ

๐Ÿ”ฅ ์–ธ์ œ LangGraph๋ฅผ ์“ฐ๋ƒ?

์ด ์ค‘ ํ•˜๋‚˜๋ผ๋„ ํ•ด๋‹น๋˜๋ฉด LangGraph ๐Ÿ‘‡

  • ์—์ด์ „ํŠธ๊ฐ€ ํŒ๋‹จํ•ด์•ผ ํ•œ๋‹ค
  • ์‹คํŒจํ•˜๋ฉด ๋‹ค์‹œ ์‹œ๋„ํ•ด์•ผ ํ•œ๋‹ค
  • ์—ฌ๋Ÿฌ AI๊ฐ€ ์—ญํ•  ๋ถ„๋‹ดํ•œ๋‹ค
  • “AI๊ฐ€ ์Šค์Šค๋กœ ์ผํ•œ๋‹ค” ๋А๋‚Œ์ด ํ•„์š”ํ•˜๋‹ค

๐Ÿ‘‰ AI Agent / AutoGPT ์Šคํƒ€์ผ


๐ŸŽฏ ํ•œ ๋ฌธ์žฅ ๋ฉด์ ‘์šฉ ์ •๋ฆฌ

LangGraph๋Š” LLM ๊ธฐ๋ฐ˜ ์ž‘์—…์„
๋…ธ๋“œ์™€ ์—ฃ์ง€๋กœ ๊ตฌ์„ฑ๋œ ๊ทธ๋ž˜ํ”„๋กœ ๋ชจ๋ธ๋งํ•ด
์กฐ๊ฑด ๋ถ„๊ธฐ, ๋ฐ˜๋ณต, ๋ฉ€ํ‹ฐ ์—์ด์ „ํŠธ ํ˜‘์—…์„ ๊ฐ€๋Šฅํ•˜๊ฒŒ ํ•˜๋Š” ํ”„๋ ˆ์ž„์›Œํฌ์ž…๋‹ˆ๋‹ค.


๐Ÿง  ์ดˆ๊ฐ„๋‹จ ๋น„์œ  (์ด๊ฑฐ ๊ธฐ์–ตํ•˜๋ฉด ๋จ)

  • LangChain = ๋ ˆ์‹œํ”ผ ๐Ÿ“„ (์ˆœ์„œ ๊ณ ์ •)
  • LangGraph = ์š”๋ฆฌ์‚ฌ ์ฃผ๋ฐฉ ๐Ÿง‘‍๐Ÿณ
    • ๋ง›๋ณด๋ฉฐ ๋‹ค์‹œ ๋งŒ๋“ค๊ณ 
    • ์ƒํ™ฉ ๋”ฐ๋ผ ๋ฉ”๋‰ด ๋ฐ”๊พธ๊ณ 
    • ์—ฌ๋Ÿฌ ์‚ฌ๋žŒ์ด ์—ญํ•  ๋‚˜๋ˆ”
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๋ฐ˜์‘ํ˜•

'๐Ÿค– AI > LLM' ์นดํ…Œ๊ณ ๋ฆฌ์˜ ๋‹ค๋ฅธ ๊ธ€

๊ฐ™์€ ๋ฌธ์ œ๋ฅผ LangChain โ†’ LangGraph๋กœ ๋ฐ”๊พธ๋Š” ์˜ˆ์‹œ  (0) 2026.01.30
LangChain โ†’ LangGraph๋กœ ์–ธ์ œ ๋„˜์–ด๊ฐ€์•ผ ํ•˜๋‚˜  (0) 2026.01.30
๐Ÿ”— LangChain ์ด๋ž€?  (0) 2026.01.30
LLM์ด๋ž€?  (0) 2026.01.30
    '๐Ÿค– AI/LLM' ์นดํ…Œ๊ณ ๋ฆฌ์˜ ๋‹ค๋ฅธ ๊ธ€
    • ๊ฐ™์€ ๋ฌธ์ œ๋ฅผ LangChain → LangGraph๋กœ ๋ฐ”๊พธ๋Š” ์˜ˆ์‹œ
    • LangChain → LangGraph๋กœ ์–ธ์ œ ๋„˜์–ด๊ฐ€์•ผ ํ•˜๋‚˜
    • ๐Ÿ”— LangChain ์ด๋ž€?
    • LLM์ด๋ž€?
    kkh1902
    kkh1902
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    ํ‹ฐ์Šคํ† ๋ฆฌํˆด๋ฐ”