Y Combinator
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Y Combinator publishes practical startup guidance on product building, fundraising, founder decision-making, and scaling high-growth technology companies.
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Included for practical education on practical startup guidance on product building, fundraising, founder decision-making, and scaling high-growth technology companies.
Showing 320 digests for Y Combinator.
Founder interviews
YouTube
How Zepto built India's fastest-growing grocery startup from a WhatsApp group
Y Combinator
April 18, 2025
Founder interviews
9
Customer discovery
7
Business models
6
Why building customer-backward beats supply-chain-backward — and profits follow
10-minute delivery in India is a necessity, not a convenience gimmick
Surviving a capital crisis with 7x less cash than competitors built lasting efficiency
AI tools & automation
YouTube
Manus AI agent: multi-agent architecture and the wrapper debate
Y Combinator
April 8, 2025
AI tools & automation
8
AI strategy & adoption
8
Competitive analysis
5
Manus scored 86.5% on Gaia — beating every other AI agent
A planner agent breaks tasks into subtasks before any execution begins
Wrapper viability hinges on proprietary evals and switching costs
How founders can level up their design thinking and practice
Y Combinator
March 28, 2025
Design thinking
9
AI tools & automation
5
Design is how a product looks, works, and is built — all three.
Taste is acquired by surrounding yourself with well-designed objects.
Designers map directly to desirability — the hardest startup pillar to nail.
Founder interviews
YouTube
How DoorDash survived near-death and built a new market from scratch
Y Combinator
March 26, 2025
Founder interviews
10
Niche selection
7
Customer discovery
6
DoorDash created a market: only 20k of 1M US restaurants offered delivery
Suburbs beat cities — bigger baskets, easier deliveries, stronger unit economics
Three years of investor rejections despite superior retention and organic growth
Conflict resolution
YouTube
How top founders navigate co-founder conflict and self-abandonment
Y Combinator
March 21, 2025
Conflict resolution
9
Identity & self-belief
8
Self-abandonment — not the other founder — is usually the real problem.
Your childhood 'pre-training' shapes how you fight, badly.
Adapting yourself to your co-founder's culture eventually burns you out.
Founder interviews
YouTube
How Gusto pivoted to payroll and built a $9.6 billion company
Y Combinator
March 18, 2025
Founder interviews
10
Pivoting
7
MVP & prototyping
6
Obsession with the problem matters more than ease of starting
Winning with incumbents: be faster, not different-strategy
All three co-founders still active 13 years in — here's why
Founder interviews
YouTube
How Figma was built: design, AI, and the long path to product-market fit
Y Combinator
March 13, 2025
Founder interviews
9
Product-market fit
7
AI strategy & adoption
5
AI lowers the design floor but can't yet produce well-designed output.
Figma's multiplayer bet was initially rejected — then became its defining feature.
More software being built makes designers more critical, not less.
AI tools & automation
YouTube
Vibe coding: how AI is reshaping software engineering roles
Y Combinator
March 5, 2025
AI tools & automation
9
AI strategy & adoption
8
Hiring & recruitment
6
25% of YC founders have over 95% AI-generated codebases
Taste and systems thinking now outrank writing code fast
Debugging and scaling still require classically trained engineers
AI tools & automation
YouTube
AI interface design patterns for the next decade
Y Combinator
February 27, 2025
AI tools & automation
9
Design thinking
7
Latency is the interface — milliseconds determine whether AI feels human.
Canvas workflows make autonomous agent decisions visible and controllable.
Blurred previews and inline sources keep humans in the loop before costly steps.
Founder interviews
YouTube
How Perplexity competed with Google by betting on better AI
Y Combinator
February 21, 2025
Founder interviews
9
AI strategy & adoption
7
Product-market fit
5
Google's ad model breaks when users stop clicking links
The 'dumb' LLM approach beat complex structured search at the right moment
Winning search means owning the full loop from question to fulfilled action
AI strategy & adoption
YouTube
How AI is reshaping enterprise software and why the TAM is expanding
Y Combinator
February 19, 2025
AI strategy & adoption
9
Business models
7
Pricing strategy
5
Token costs converge to zero — the moat is software built on top
AI expands the TAM; it automates work that was simply never done
Fortune 500s are 1% into agents — the adoption curve is just starting
How an outsider built the first independent supersonic jet
Y Combinator
February 14, 2025
Origin stories
9
Business models
6
Identity & self-belief
5
Concorde failed on economics, not technology — and the fix was a spreadsheet
Outsider with no aerospace degree out-thought an entire industry
Passion over credentials: why founders should chase what they can't quit
Cash flow management
YouTube
How to spend startup money at each funding stage
Y Combinator
February 12, 2025
Cash flow management
9
Business models
6
Product-market fit
6
Pre-PMF, money buys only time — it cannot find product market fit.
Hiring sales, marketing, or branding before PMF destroys the runway you need.
Revenue quality — not headcount or raises — determines survival at Series B.
AI strategy & adoption
YouTube
How to find AI startup ideas worth working on
Y Combinator
February 7, 2025
AI strategy & adoption
9
Niche selection
8
Customer discovery
6
Your deepest expertise is worth more than any trending idea
Getting a job in an industry you want to automate actually works
Outsourced and boring jobs are the clearest automation targets right now
AI strategy & adoption
YouTube
Bob McGrew on AI agents, reasoning, and the path to AGI
Y Combinator
January 31, 2025
AI strategy & adoption
10
Long-term planning
7
Case studies
6
Reasoning flips the reliability equation, making agents finally trustworthy enough to act.
Pre-training hit a data wall; test-time compute is the new scaling curve.
AI adoption lags because software linking capability to real workflows is missing.