Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Sign up for free
Menu
Search
Features
All features
Private URLs
Password Protection
Custom URLS
Scheduled publishing
Remove Branding
Restrict embedding
Deck Collections
Notes
Features
All features
Private URLs
Password Protection
Custom URLS
Scheduled publishing
Remove Branding
Restrict embedding
Deck Collections
Notes
Explore
Featured decks
Featured speakers
Programming
Technology
Storyboards
Explore
Featured decks
Featured speakers
Programming
Technology
Storyboards
Pricing
Search
Sign in
Sign up for free
cursorで実践するContext Engineering
Search
thirdlf03
September 19, 2025
71
1
Share
Embed
Copy iframe code
Copy JS code
Copy link
Start on current slide
cursorで実践するContext Engineering
thirdlf03
September 19, 2025
More Decks by thirdlf03
See All by thirdlf03
test
thirdlf03
0
19
単語で読み解くクラウドネイティブ会議
thirdlf03
1
72
PHPでGitを実装してみる
thirdlf03
0
160
実務経験なし、資格なしの学生が、AWSとAlexaをフルで活用し福岡の地域課題解決に挑んでみた話
thirdlf03
3
250
とにかく楽して登壇資料を作る/EasyPresentationSlides
thirdlf03
2
250
学生のうちにいろんなカンファレンスへ行こう!
thirdlf03
2
420
MCP登場から約1年!あの頃と今、何が変わった? / MCP One Year Later
thirdlf03
0
180
Cloudflare Containers使ってみた
thirdlf03
1
54
Jujutsuを使うモチベーション
thirdlf03
1
79
Featured
See All Featured
Build The Right Thing And Hit Your Dates
maggiecrowley
39
3.4k
Ten Tips & Tricks for a 🌱 transition
stuffmc
1
230
Automating Front-end Workflow
addyosmani
1369
210k
Taking LLMs out of the black box: A practical guide to human-in-the-loop distillation
inesmontani
PRO
3
2.4k
Git: the NoSQL Database
bkeepers
PRO
432
67k
Heart Work Chapter 1 - Part 1
lfama
PRO
10
36k
Performance Is Good for Brains [We Love Speed 2024]
tammyeverts
12
1.8k
Self-Hosted WebAssembly Runtime for Runtime-Neutral Checkpoint/Restore in Edge–Cloud Continuum
chikuwait
0
800
Writing Fast Ruby
sferik
630
63k
Public Speaking Without Barfing On Your Shoes - THAT 2023
reverentgeek
1
560
Gemini Prompt Engineering: Practical Techniques for Tangible AI Outcomes
mfonobong
2
520
The Web Performance Landscape in 2024 [PerfNow 2024]
tammyeverts
12
1.3k
Transcript
CursorͰ࣮ફ͢Δ Context Engineering @thirdlf
ࣗݾհ ໊લɿ thirdlf(͞ͲΔ;) 27ଔͷֶੜ ੜAIܦݧ: GPT3.5͔࣌Β X: @thirdlf1
օ͞ΜCursor ͖Ͱ͢ΑͶʁʁ
Cursorͷ͕͜͜ྑ͖ • Tabิ͕༏ल • ίϯςΩετͷऔΓࠐΈํ͕༏ल • ͍ΖΜͳϞσϧ͕͑Δ • VSCodeͷExtensionΛ͑Δ •
ChatͷCheckpoint • ֶੜʹ༏͍͠
Cursorͷྗ Ͳ͜·ͰҾ͖ग़ͤͯ·͔͢ʁ
ຊͷΰʔϧ • CursorͷϙςϯγϟϧΛ120%Ҿ͖ग़͢ʮContext EngineeringʯΛཧղ͢Δ • Context EngineeringͱPrompt Engineeringͷҧ͍Λཧղ͢Δ
Prompt Engineeringʹ͍ͭͯ ͍ͬͯΔํ🙋
Context Engineeringʹ͍ͭͯ ͍ͬͯΔํ🙋
Կ͕ҧ͏ͷʁ
Կ͕ҧ͏ͷ? Context Engineering over Prompt Engineering. →ϓϩϯϓτΤϯδχΞϦϯάΛ͑ͨͷ͕ίϯςΩετΤϯδχΞ Ϧϯά
Prompt Engineeringͱʁ • Prompt Engineeringɺ୯ҰͰࣗݾ݁ܕͷϓϩϯϓτʢࢦ࣭ࣔ ʣΛ࡞͠ɺLLM͔Βྑ͍ճΛಘΔ͜ͱʹযΛٕͯͨज़ • Context੩తͳจࣈྻͱͯ͠ѻΘΕɺෳࡶͳϫʔΫϑϩʔಈతͳ ใγεςϜʹରԠ͖͠Εͳ͍ͱ͍͏ݶք͕͋Δ
Context Engineeringͱʁ • ਪ࣌ʹ͓͚ΔAIϞσϧΛऔΓר͘ɺ੩త͓Αͼಈతͳͯ͢ͷใ Λମܥతʹઃܭɺߏஙɺཧ͢Δϓϩηε Andrej Karpathyࢯɺʮ࣍ͷεςοϓʹඞཁͳʰదͳใʱΛίϯ ςΩετΟϯυʹຒΊΔɺણࡉͳܳज़ͱՊֶʯͩͱड़͍ͯΔ
Ͱɺ݁ہԿ͕ҧ͏ͷ? Prompt Engineeringͷয: ԿΛਘͶΔ͔ Context Engineeringͷয: ϞσϧʹԿΛݟͤΔͷ͔ɺͦͷ$ontextΛ Ͳ͏ཧ͢Δͷ͔
ิʣContextͱ ContextͱɺLLM͕ਖ਼֬ͰҰ؏ੑͷ͋ΔԠΛੜ͢ΔͨΊʹɺਪ ࣌ʹఏڙ͞ΕΔؔ࿈ใͷू߹શମ
࣮ࡍʹͬͯΈͨ • ࣗݾհϖʔδΛCursorͬͯ࡞ͬͯΈΔ ݅ • Agent: AutoͷΈ༻Մೳ • TabิͰࡉ͔͍मਖ਼OK (جຊ͠ͳ͍ʣ
Prompt Only ͱΓ͋͑ͣ࡞ͬͯΒ͏
Prompt thirdlfͷεϚϗͰӾཡ༻ͷࣗݾհϖʔδΛ࡞͍ͬͯͩ͘͞ɻ XͷID@thirdlf1Ͱ͢ɻ
None
None
Կ͕ѱ͍ʁ ใ(Context)͕શવΓͯͳ͍
ࣗݾհ ໊લɿ thirdlf(͞ͲΔ;) 27ଔͷֶੜ X: @thirdlf1
ࣗݾհ ໊લɿ thirdlf(͞ͲΔ;) ઐ߈: AIؔʢ27ଔͷֶੜʣ झຯ: ϋοΧιϯɺϥΠϒɺLT Α͘͏ݴޠ: Python ੜAIܦݧ:
GPT3.5͔࣌Β X: @thirdlf1
Prompt Engineering • ϓϩϯϓτΛ͠ɺ্هͷՃใʢࣗݾհʣΛΑΓޮՌతʹར ༻͢Δɻ • Few-shot promptingChain-of-Thought (CoT)ͳͲͷख๏Λ༻͍ͯɺ ϞσϧͷਪΛࢧԉͯ͠ΈΔɻ
Prompt ͋ͳͨϓϩͷϓϩάϥϚʔͰ͢ɻҎԼͷϢʔβʔใͱ੍ʹج͍ͮͯɺεϚϗͰ࠷దͳࣗݾհϖʔδΛ Next.jsͰੜ͍ͯͩ͘͠͞ɻ ʲׂͱతʳ: ࠙ձͰ͑ΔΑ͏ʹɺ؆ૉ͚ͩͲັྗతͳࣗݾհϖʔδʹ͍ͯͩ͘͠͞ɻ ʲϢʔβʔใʳ: ໊લ: thirdlf(͞ͲΔ;) ઐ߈: AIؔʢ27ଔͷֶੜʣ
झຯ: ϋοΧιϯɺϥΠϒɺLT Α͘͏ݴޠ: Python ੜAIܦݧ: GPT3.5͔࣌Β X: @thirdlf1 ʲλεΫʳ: ্هͷใͷΈ༻ͯ͠࡞͍ͯͩ͘͠͞ɻ
None
Context Engineering ಈతʹContextΛ༩͑Δɻ
Context EngineeringͷͨΊͷπʔϧػೳ • Rules • MCP • @ Symbol •
Indexing & Docs
Rules
None
@ Symbol • @ϑΝΠϧ & ϑΥϧμ: ϑΝΠϧϑΥϧμશମΛAIͷରͷจ຺ʢίϯςΩετʣͱͯ͠ಡΈ͜Ή • @De fi
nitions: ίʔυͷத͔Βؔ࿈͢ΔؔΫϥεͷఆٛΛࣗಈతʹݟ͚ͭग़͠ɺίϯςΩετʹՃɻ • @Code: ϑΝΠϧશମͰͳ͘ɺಛఆͷίʔυͷҰ෦͚ͩΛબͯ͠ίϯςΩετʹؚΊΔɻ • @Docs: ϥΠϒϥϦϑϨʔϜϫʔΫͷެࣜυΩϡϝϯτΛࢀর͠ͳ͕ΒɺAIͱରͰ͖Δɻ • @Git: ίϛοτϒϥϯνͷࠩͳͲɺGitͷมߋཤྺΛίϯςΩετͱͯ͠ར༻͢Δɻ • @Past Chats: աڈͷAIͱͷձཤྺΛݺͼग़͠ɺจ຺ΛҾ͖ܧ͍ͰରΛଓ͚ΒΕΔɻ • @Cursor ϧʔϧ: ϓϩδΣΫτ༻ʹઃఆͨ͠ίʔσΟϯάنϧʔϧΛAIʹద༻͢Δɻ • @Web: ΣϒݕࡧΛ࣮ߦ͠ɺ࠷৽ͷใΛAIͷίϯςΩετʹՃ͢Δɻ • @Link: URLΛషΓ͚Δ͜ͱͰɺͦͷΣϒϖʔδPDFͷ༰ΛಡΈࠐ·ͤΔɻ • @Recent Changes: ۙͰߦͬͨίʔυͷมߋΛAIͷίϯςΩετͱͯ͠ࢀর͢Δɻ • @Linter Errors: ίʔυੳπʔϧʢLinterʣ͕ݕग़ͨ͠ΤϥʔܯࠂΛAIʹ͑Δɻ •
MCP આ໌লུ ࠓճͬͨMCPɺContext7(υΩϡϝϯτݕࡧͯ͠ใ༩͑ͯ͘ΕΔ ͭʣͱPlaywright MCP(E2Eςετͯ͘͠ΕΔͭʣ
Indexing & Docs
Prompt ͋ͳͨϓϩͷϓϩάϥϚʔͰ͢ɻҎԼͷϢʔβʔใͱ੍ʹج͍ͮͯɺεϚϗͰ࠷దͳࣗݾհϖʔδΛ Next.jsͰੜ͍ͯͩ͘͠͞ɻ ʲׂͱతʳ: ࠙ձͰ͑ΔΑ͏ʹɺ؆ૉ͚ͩͲັྗతͳࣗݾհϖʔδʹ͍ͯͩ͘͠͞ɻ ʲϢʔβʔใʳ: ໊લ: thirdlf(͞ͲΔ;) ઐ߈: AIؔʢ27ଔͷֶੜʣ
झຯ: ϋοΧιϯɺϥΠϒɺLT Α͘͏ݴޠ: Python ੜAIܦݧ: GPT3.5͔࣌Β X: @thirdlf1 ʲλεΫʳ: ্هͷใͷΈ༻ͯ͠࡞͍ͯͩ͘͠͞ɻ
None
͋Μ·ΓΫΦϦςΟมΘΒͳ͍ʁ σβΠϯͦ͜ҧ͏ͷͷɺͦΜͳʹมΘΒͳ͍ؾ͕͢Δ…
None
Context൛ Prompt൛
·ͱΊ • Context Enginnering࣮ࡍͷΤϯδχΞϦϯάʹ͍ۙ • CursorΛ͑खܰʹ࣮ફͰ͖Δ • ͬͯΈΑ͏
͝ਗ਼ௌ͋Γ͕ͱ͏͍͟͝·ͨ͠