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14,448 startups · 29 programs

Leadbay

Active · Qualified leads for agentic workflows.

WebsiteYC profile

Why it ranks

How the rank works
9signal of 100 · rising 8
  • team of 8Team size · YC's directory+4.9
  • went through YCProgram · this site+4

A sum of public facts, not a judgement and not investment advice.

Competitors

AIVenu AIShared: qualified lead, sales, monthYC W21San FranciscoStartup →AIAcquiredSaleswhaleShared: qualified lead, salesYC S16SingaporeStartup →AIAcquiredScribeShared: qualified lead, salesYC W17BengaluruStartup →AIDoksi Inc.Shared: agentic workflow, createAntler 2024CanadaStartup →OtherInactiveriftShared: qualify lead, sales, b2bYC W23San FranciscoStartup →
Companies closest to Leadbay
Company
Venu AIShared: qualified lead, sales, monthYC W21ActiveAI
SaleswhaleShared: qualified lead, salesYC S16AcquiredAI
ScribeShared: qualified lead, salesYC W17AcquiredAI
Doksi Inc.Shared: agentic workflow, createAntler 2024Not statedAI
riftShared: qualify lead, sales, b2bYC W23InactiveOther

Adjacent

AIPeakfloShared: agentic workflow, monthYC W22SingaporeStartup →AIFeatherShared: agentic workflow, create, dataBetaworks AI Camp: InterfacesStartup →AIBizzy AIShared: qualify lead, sales, workflowYC S25New York CityStartup →AIWorkflow86Shared: agentic workflowYC W22San FranciscoStartup →AIFrontrunnerShared: sales, qualify, gtmYC F26San FranciscoStartup →
Companies next to Leadbay
Company
PeakfloShared: agentic workflow, monthYC W22 +1ActiveAI
FeatherShared: agentic workflow, create, dataBetaworks AI Camp: InterfacesNot statedAI
Bizzy AIShared: qualify lead, sales, workflowYC S25ActiveAI
Workflow86Shared: agentic workflowYC W22ActiveAI, Devtools
FrontrunnerShared: sales, qualify, gtmYC F26ActiveAI

Also from F25 in AI

All of F25
AIImagine AIWe reverse engineer B2B growth, starting with LinkedIn.YC F25San FranciscoStartup →AIAbsurdThe production canvas for AI film teamsYC F25Los AngelesStartup →AIAirCaps AIVoice AI that hears what other models miss.YC F25San FranciscoStartup →AIAlderAI employees for finance, starting with accounts receivable.YC F25San FranciscoStartup →AIAleph LabAI language buddy in the games kids loveYC F25San FranciscoStartup →AIAllus AITransforming manufacturing with our next-gen Vision Foundation ModelYC F25AtlantaStartup →
Company
Imagine AIWe reverse engineer B2B growth, starting with LinkedIn.team of 5hiringActiveAI
AbsurdThe production canvas for AI film teamsteam of 10ActiveAI
AirCaps AIVoice AI that hears what other models miss.team of 5hiringActiveAI, Devtools
AlderAI employees for finance, starting with accounts receivable.team of 2hiringActiveAI
Aleph LabAI language buddy in the games kids loveteam of 2ActiveAI
Allus AITransforming manufacturing with our next-gen Vision Foundation Modelteam of 6hiringActiveAI

Founders

  • Ludovic GrangerFounder/CEO
  • Milan StankovicFounder/CTO

About Leadbay

Leadbay qualifies leads for agentic workflows. Teams at L'Oréal, Saint-Gobain, Gerflor USA, Corgi, and Nespresso B2B have 3x'd their addressable market and 10x'd what they defined as "qualified leads". Talking to our customers, we used to hear, "10 minutes on Leadbay beats 6 months with Clay and a GTM agency." Co-founders are Milan Stankovic (CTO) - PhD to make AI work with limited data, and Ludovic Granger (CEO). Create an account. A new market is yours. leadbay.ai.

YC batch
F25 · Fall 2025
Status, per YC
Active
Category
AI
Team size
8
Location
San Francisco, CA, USA
Checked
6h ago

YC tags: B2B, Sales, AI

Changes seen

HiringOct 15, 2026

Stopped hiring.

Source ↗

Leadbay in F25: 146 companies, 88% AI

LinkedIn

Leadbay: questions

Which YC batch was Leadbay in?

Leadbay was in Y Combinator's Fall 2025 batch (F25).

Is Leadbay still active?

Y Combinator lists Leadbay as active.

Who founded Leadbay?

Leadbay's founders, as listed on its YC page: Ludovic Granger (Founder/CEO), Milan Stankovic (Founder/CTO).

Where is Leadbay based?

Leadbay lists San Francisco, CA, USA as its location on YC's directory.