GEMDUCK FIELD GUIDE · EDITION 01
Don’t copy the hype.
Study the evidence.
22 complete AI commercial cases rebuilt from GitHub repositories, company engineering posts, public filings and official product pages—not invented revenue summaries.
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READ BEFORE YOU BUY
Two complete cases are free.
Read one measured enterprise result and one open-source business model. No email gate.Klarna AI Assistant
2.3m conversations in month one; 25% fewer repeat enquiries; estimated US$40m 2024 profit improvement
Read the full teardown →GRADE ALangfuse
7m+ monthly SDK installs, 5.5m+ Docker pulls and 8,000+ monthly active self-hosted instances reported in 2025
Read the full teardown →WHAT YOU ARE BUYING
Original cases turned into decisions.
INSIDE THE CASEBOOK
22 real cases. Two evidence grades.
APrimary source with a measured business resultBOfficial product, pricing or repository evidence
CASE 01GRADE A
Klarna AI Assistant
Customer service ROI
2.3m conversations in month one; 25% fewer repeat enquiries; estimated US$40m 2024 profit improvementKlarna/OpenAI customer story checked 31 Aug 2026CASE 02GRADE A
Intercom Fin
Outcome-priced AI agent
Intercom reports 7,000+ teams and a 76% average resolution rate as of June 2026Official pricing and product methodology checked 31 Aug 2026CASE 03GRADE A
Duolingo Max
Premium AI subscription
Duolingo said Max exceeded expectations; Q4 2024 subscription bookings reached US$236.5m, while AI costs later affected gross marginDuolingo shareholder materials checked 31 Aug 2026CASE 04GRADE A
GitHub Copilot × Accenture
Enterprise productivity
RCT: 8.69% more pull requests, 15% higher merge rate and 84% more successful buildsGitHub research and customer story checked 31 Aug 2026CASE 05GRADE A
Morgan Stanley Assistant
Regulated knowledge assistant
98% advisor-team adoption; accessible document coverage rose from 20% to 80%Morgan Stanley/OpenAI official case checked 31 Aug 2026CASE 06GRADE A
Moderna GPT Factory
Enterprise adoption system
750 GPTs in two months; 40% of weekly active users created GPTs; 120 conversations per user per weekModerna/OpenAI case checked 31 Aug 2026CASE 07GRADE A
BBVA AI Rollout
Bank-wide AI adoption
11,000-user phase: 80%+ daily engagement and nearly 3 hours saved per employee per weekBBVA/OpenAI programme announcement checked 31 Aug 2026CASE 08GRADE A
Uber TextSense Invoices
Document automation ROI
70% lower handling time; 25–30% cost saving; 90% overall accuracyUber Engineering case checked 31 Aug 2026CASE 09GRADE A
Plaid AI Repair Agents
Reliability and conversion
2m+ successful logins enabled; degradation fix time reduced 90%; labels achieved >95% human alignmentPlaid official engineering case checked 31 Aug 2026CASE 10GRADE A
GrabGPT
Internal AI platform pivot
300 users day one; 900 in week one; 3,000+ users and 600 DAU by month threeGrab Engineering post checked 31 Aug 2026CASE 11GRADE A
Agoda Property Bot
Conversion support
Property-response delay reduced from an eight-hour average to secondsAgoda Engineering case checked 31 Aug 2026CASE 12GRADE B
DoorDash Menu Content AI
Marketplace content
Official production architecture and A/B testing process published; revenue impact not disclosedDoorDash Engineering case checked 31 Aug 2026CASE 13GRADE A
TAKIHYO × AWS GenU
Open-source enterprise deployment
TAKIHYO reports more than 450 work hours savedAWS GitHub repository and customer index checked 31 Aug 2026CASE 14GRADE A
Langfuse
Open-source AI infrastructure
7m+ monthly SDK installs, 5.5m+ Docker pulls and 8,000+ monthly active self-hosted instances reported in 2025Official founder posts, GitHub and pricing checked 31 Aug 2026CASE 15GRADE A
Dify
Open-source AI app platform
4,000+ applications created in the first cloud week; 153,922 GitHub stars observed 31 Aug 2026Official Dify launch post, GitHub and pricing checked 31 Aug 2026CASE 16GRADE B
Claude Cowork Course
AI education product ladder
Live curriculum and three paid offers verified; product-level revenue is not publicly disclosedOfficial product pages checked 31 Aug 2026CASE 17GRADE B
Section AI
Professional learning membership
Official price and delivery separation verified; revenue and conversion are not publicOfficial pricing checked 31 Aug 2026CASE 18GRADE B
The Rundown University
Newsletter to education
Official offers and a 41-course Pro catalogue verified; paid revenue is not publicOfficial offer and plan pages checked 31 Aug 2026CASE 19GRADE B
DeepLearning.AI
Free instruction to paid practice
Official feature and price boundary verified; membership revenue is not publicOfficial membership/course pages checked 31 Aug 2026CASE 20GRADE B
Google AI Professional Certificate
Career credential
Official page showed ~1.4m enrolments and a 4.8 rating from 10,000+ reviewsCoursera programme page checked 31 Aug 2026CASE 21GRADE B
Growth Tribe AI for Business
Premium professional course
Official scope, price, 12-month access and terms verified; revenue is not publicOfficial course and terms checked 31 Aug 2026CASE 22GRADE B
Claude at Work on Maven
Live cohort course
Official page showed a 4.8 rating from 13 reviews; revenue is not publicMaven course and guarantee pages checked 31 Aug 2026ONE-TIME ACCESS
Find the model worth testing
before you spend weeks building it.
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No income guarantee. Results belong to the businesses described and may not repeat.