@ycombinator

Y Combinator

Science & Technology · EN · tracked in Signal Hunt

Open channel

Subscribers2.4M#948 of 989 tracked

7-day subscriber gain—accumulating snapshots

Total views113.8Mchannel lifetime

Breakout rate14.3%2 of 14 scored uploads

7-day view gain—

Videos tracked50

Gains appear once this channel has snapshots spanning the full window — nothing is estimated in the meantime.

Channel growth

Subscribers and lifetime views from tracked snapshots—not estimates.

Last observed Oct 4, 2026

Daily history

Snapshot-to-snapshot changes, newest first.

1 record

DateSubscribersΔ SubsTotal viewsΔ Views

Oct 4, 20262.4M—113.8M—

Latest uploads

Latest tracked uploads from this channel.

Latest Top Outliers

—awaiting sample

A camera that can see through walls

YY Combinator2.4M subscribers

Awaiting comparable sample4d ago

T+39h · 11.3K viewscurve builds at next snapshot

11.3Knext snapshot

—awaiting sample

What If We Stopped Using GPUs? | YC Paper Club

YY Combinator2.4M subscribers

Awaiting comparable sample4d ago

T+45h · 48.7K viewscurve builds at next snapshot

48.7Knext snapshot

—awaiting sample

Robotic factories that build robots

YY Combinator2.4M subscribers

Awaiting comparable sample8d ago

T+134h · 12.9K viewscurve builds at next snapshot

12.9Knext snapshot

—awaiting sample

Robot-Use Agents: Why General-Purpose Models May Win in Robotics

YY Combinator2.4M subscribers

Awaiting comparable sample10d ago

T+189h · 68.6K viewscurve builds at next snapshot

68.6Knext snapshot

—awaiting sample

Rocket cargo delivery anywhere on Earth in minutes

YY Combinator2.4M subscribers

Awaiting comparable sample11d ago

T+208h · 12.3K viewscurve builds at next snapshot

12.3Knext snapshot

1.0×vs baseline

Autonomous construction on Earth and beyond

YY Combinator2.4M subscribers

Comparable-age T+168h12d ago · Low conf · n=3

T+230h · 18.5K viewscurve builds at next snapshot

18.5Knext snapshot

1.0×vs baseline

Drone swarm defense

YY Combinator2.4M subscribers

Comparable-age T+168h13d ago · Low conf · n=3

T+275h · 17.3K viewscurve builds at next snapshot

17.3Knext snapshot

1.0×vs baseline

The State of Startups in 2026

YY Combinator2.4M subscribers

Comparable-age T+168h19d ago · Low conf · n=3

T+401h · 172K viewscurve builds at next snapshot

172Knext snapshot

1.0×vs baseline

Why You're Getting Zero Replies To Your Cold Emails

YY Combinator2.4M subscribers

Comparable-age T+168h24d ago · Low conf · n=3

T+525h · 83.7K viewscurve builds at next snapshot

83.7Knext snapshot

1.0×vs baseline

Mass Magnetics: USA-made magnetics for robotics and defense

YY Combinator2.4M subscribers

Comparable-age T+168h25d ago · Low conf · n=3

T+543h · 19.6K viewscurve builds at next snapshot

19.6Knext snapshot

—awaiting sample

Happy Alumni Demo Day!

YY Combinator2.4M subscribers

ShortAwaiting comparable sample27d ago

T+612h · 10.7K viewscurve builds at next snapshot

10.7Knext snapshot

1.0×vs baseline

Introducing Early Access: An Invite only program for the Enterprise

YY Combinator2.4M subscribers

Comparable-age T+168h28d ago · Low conf · n=3

T+618h · 10K viewscurve builds at next snapshot

10Knext snapshot

1.0×vs baseline

Why The Harness Matters More Than The Model | YC Paper Club

YY Combinator2.4M subscribers

Comparable-age T+168h29d ago · Low conf · n=3

T+645h · 394.3K viewscurve builds at next snapshot

394.3Knext snapshot

1.0×vs baseline

Paul Graham on what motivates founders

YY Combinator2.4M subscribers

Comparable-age T+168h1mo ago · Low conf · n=3

T+690h · 17.6K viewscurve builds at next snapshot

17.6Knext snapshot

1.0×vs baseline

Hard Tech Startups Are Built One Milestone at a Time

YY Combinator2.4M subscribers

Comparable-age T+168h1mo ago · Low conf · n=3

T+711h · 10.2K viewscurve builds at next snapshot

10.2Knext snapshot

1.0×vs baseline

Open Models Change The Economics of AI

YY Combinator2.4M subscribers

Comparable-age T+168h1mo ago · Low conf · n=3

T+717h · 116.5K viewscurve builds at next snapshot

116.5Knext snapshot

16.7×vs baseline

Paul Graham On Startups, Ambition, and Great Founders

YY Combinator2.4M subscribers

Comparable-age T+720h1mo ago · Medium conf · n=7

T+740h · 328.4K viewscurve builds at next snapshot

328.4Knext snapshot

197.3×vs baseline

The World’s Largest Electric Aircraft Just Flew

YY Combinator2.4M subscribers

Comparable-age T+720h1mo ago · Medium conf · n=7

T+787h · 3.9M viewscurve builds at next snapshot

3.9Mnext snapshot

1.0×vs baseline

Max Junestrand: You Need The Willingness To Learn Faster Than Anyone Else

YY Combinator2.4M subscribers

Comparable-age T+720h1mo ago · Medium conf · n=8

T+957h · 78K viewscurve builds at next snapshot

78Knext snapshot

1.0×vs baseline

Going In Deep On Data | YC Paper Club

YY Combinator2.4M subscribers

Comparable-age T+720h2mo ago · Medium conf · n=8

T+1077h · 44.6K viewscurve builds at next snapshot

44.6Knext snapshot

1.0×vs baseline

Michael Kratsios: Inside the White House's AI Strategy

YY Combinator2.4M subscribers

Comparable-age T+720h2mo ago · Medium conf · n=8

T+1117h · 10.8K viewscurve builds at next snapshot

10.8Knext snapshot

1.0×vs baseline

Susan Kare: Designing Icons & Graphics For the Original Mac

YY Combinator2.4M subscribers

Comparable-age T+720h2mo ago · Medium conf · n=8

T+1215h · 43.4K viewscurve builds at next snapshot

43.4Knext snapshot

1.0×vs baseline

Chelsea Finn: This is the State of the Art in Robotics

YY Combinator2.4M subscribers

Comparable-age T+720h2mo ago · Medium conf · n=8

T+1267h · 79.9K viewscurve builds at next snapshot

79.9Knext snapshot

1.0×vs baseline

Circleback CEO Ali Haghani: Why Your Company Should Be Recording More Meetings

YY Combinator2.4M subscribers

Comparable-age T+720h2mo ago · Medium conf · n=8

T+1293h · 14.9K viewscurve builds at next snapshot

14.9Knext snapshot

1.0×vs baseline

Peter Steinberger: "Fun Is Velocity"

YY Combinator2.4M subscribers

Comparable-age T+720h2mo ago · Medium conf · n=8

T+1310h · 26.5K viewscurve builds at next snapshot

26.5Knext snapshot

1.0×vs baseline

Why Robotics Still Isn't Solved - But Could Be Soon | YC Paper Club

YY Combinator2.4M subscribers

Comparable-age T+720h2mo ago · Medium conf · n=8

T+1365h · 74.4K viewscurve builds at next snapshot

74.4Knext snapshot

1.0×vs baseline

Max Hodak: Average Is Not Good Enough

YY Combinator2.4M subscribers

Comparable-age T+720h2mo ago · Medium conf · n=8

T+1381h · 34.7K viewscurve builds at next snapshot

34.7Knext snapshot

1.0×vs baseline

How To Design In The Agent Era

YY Combinator2.4M subscribers

Comparable-age T+720h2mo ago · Medium conf · n=8

T+1389h · 90K viewscurve builds at next snapshot

90Knext snapshot

1.0×vs baseline

Garry Tan: Own Your Intelligence

YY Combinator2.4M subscribers

Comparable-age T+720h2mo ago · Medium conf · n=8

T+1408h · 106.4K viewscurve builds at next snapshot

106.4Knext snapshot

1.0×vs baseline

The Case For Data Centers In Space

YY Combinator2.4M subscribers

Comparable-age T+720h2mo ago · Medium conf · n=8

T+1437h · 25.6K viewscurve builds at next snapshot

25.6Knext snapshot

1.0×vs baseline

Waymo Co-CEO Dmitri Dolgov: The Demo Is Only 1% Of The Work

YY Combinator2.4M subscribers

Comparable-age T+720h2mo ago · Medium conf · n=8

T+1476h · 42.4K viewscurve builds at next snapshot

42.4Knext snapshot

1.0×vs baseline

Patrick Collison: Is AI Breaking the Lean Startup Playbook?

YY Combinator2.4M subscribers

Comparable-age T+720h2mo ago · Medium conf · n=8

T+1553h · 65.6K viewscurve builds at next snapshot

65.6Knext snapshot

1.0×vs baseline

Jeff Dean: The 1% Rule for Building in AI

YY Combinator2.4M subscribers

Comparable-age T+720h2mo ago · Medium conf · n=8

T+1574h · 185.4K viewscurve builds at next snapshot

185.4Knext snapshot

1.0×vs baseline

Lessons From Training Composer At Cursor And Building Meta/Nvidia Compute Clusters | YC Paper Club

YY Combinator2.4M subscribers

Comparable-age T+720h2mo ago · Medium conf · n=8

T+1595h · 43.6K viewscurve builds at next snapshot

43.6Knext snapshot

1.0×vs baseline

Alexandr Wang: “This is a Once-in-a-Civilization Opportunity”

YY Combinator2.4M subscribers

Comparable-age T+720h2mo ago · Medium conf · n=8

T+1599h · 400.9K viewscurve builds at next snapshot

400.9Knext snapshot

1.0×vs baseline

Blake Scholl: How 50 People Built a Supersonic Jet

YY Combinator2.4M subscribers

Comparable-age T+720h2mo ago · Medium conf · n=8

T+1629h · 11.1K viewscurve builds at next snapshot

11.1Knext snapshot

1.0×vs baseline

Sam Altman: "Never a Better Time to Do a Startup"

YY Combinator2.4M subscribers

Comparable-age T+720h2mo ago · Medium conf · n=8

T+1642h · 260.5K viewscurve builds at next snapshot

260.5Knext snapshot

1.0×vs baseline

Boris Cherny: We Cut 80% of Claude Code’s Prompt

YY Combinator2.4M subscribers

Comparable-age T+720h2mo ago · Medium conf · n=8

T+1650h · 315.1K viewscurve builds at next snapshot

315.1Knext snapshot

1.0×vs baseline

Jensen Huang: The Mindset That Built NVIDIA

YY Combinator2.4M subscribers

Comparable-age T+720h2mo ago · Medium conf · n=8

T+1670h · 267K viewscurve builds at next snapshot

267Knext snapshot

1.0×vs baseline

Self-Maintaining APIs

YY Combinator2.4M subscribers

Comparable-age T+720h2mo ago · Medium conf · n=8

T+1675h · 32.7K viewscurve builds at next snapshot

32.7Knext snapshot

1.0×vs baseline

What Actually Makes A Startup Durable

YY Combinator2.4M subscribers

Comparable-age T+720h2mo ago · Medium conf · n=8

T+1701h · 15.7K viewscurve builds at next snapshot

15.7Knext snapshot

1.0×vs baseline

AI-Native Compliance Infrastructure

YY Combinator2.4M subscribers

Comparable-age T+720h2mo ago · Medium conf · n=8

T+1701h · 19.9K viewscurve builds at next snapshot

19.9Knext snapshot

1.0×vs baseline

Proving You’re Human

YY Combinator2.4M subscribers

Comparable-age T+720h2mo ago · Medium conf · n=8

T+1702h · 26.7K viewscurve builds at next snapshot

26.7Knext snapshot

1.0×vs baseline

What Big Tech Missed And How Startups Can Still Win

YY Combinator2.4M subscribers

Comparable-age T+720h2mo ago · Medium conf · n=8

T+1709h · 7.3K viewscurve builds at next snapshot

7.3Knext snapshot

1.0×vs baseline

Why Physical AI Is the Next Platform Shift

YY Combinator2.4M subscribers

Comparable-age T+720h2mo ago · Medium conf · n=8

T+1710h · 9.5K viewscurve builds at next snapshot

9.5Knext snapshot

1.0×vs baseline

Data for the Real World

YY Combinator2.4M subscribers

Comparable-age T+720h2mo ago · Medium conf · n=8

T+1711h · 13.7K viewscurve builds at next snapshot

13.7Knext snapshot

1.0×vs baseline

New Operating Systems for the Physical World

YY Combinator2.4M subscribers

Comparable-age T+720h2mo ago · Medium conf · n=8

T+1718h · 18K viewscurve builds at next snapshot

18Knext snapshot

1.0×vs baseline

What Top AI Labs Are Really Doing With Observability

YY Combinator2.4M subscribers

Comparable-age T+720h2mo ago · Medium conf · n=8

T+1719h · 6.8K viewscurve builds at next snapshot

6.8Knext snapshot

1.0×vs baseline

He Built the World's #1 Open-Source Coding Agent

YY Combinator2.4M subscribers

Comparable-age T+720h2mo ago · Medium conf · n=8

T+1725h · 77.3K viewscurve builds at next snapshot

77.3Knext snapshot

1.0×vs baseline

How Photoroom Trained Themselves To Dream Bigger

YY Combinator2.4M subscribers

Comparable-age T+720h2mo ago · Medium conf · n=8

T+1734h · 3.5K viewscurve builds at next snapshot

3.5Knext snapshot

Channel data observed Oct 4, 10:35 AM UTC.

Frequently asked

Answers built from tracked public data—updated as snapshots accumulate.

How many subscribers does Y Combinator have?

Y Combinator (@ycombinator) currently has 2.4M subscribers, ranking #948 of 989 channels tracked by Signal Hunt.

How many lifetime views does Y Combinator have?

Y Combinator has accumulated 113.8M lifetime views across 913 uploaded videos, as reported by YouTube.

Is Y Combinator growing?

Signal Hunt is still accumulating snapshots for Y Combinator; the 7-day change appears once tracked history spans a full week.

How often does Y Combinator produce breakout videos?

2 of 14 recently scored uploads from Y Combinator outperform the channel's normal performance by at least 2× at a comparable age.