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14,448 startups · 29 programs

Proliferate

Active · Do your life's work with agents

WebsiteYC profile

Why it ranks

How the rank works
6signal of 100 · rising 4
  • went through YCProgram · this site+4
  • hiringHiring · Titles (titles.fru.dev), YC+2

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

Same space

DataBaserowShared: open, sourceSeedcamp 2020Startup →AIAcquiredVocodeShared: open, sourceYC W23San FranciscoStartup →OtherKareInnShared: lifeSeedcamp 2016Startup →AIjoShared: life, agent, workYC X26San FranciscoStartup →Developer toolsAppwriteShared: open, sourceSeedcamp 2020Startup →
Companies next to Proliferate
Company
BaserowShared: open, sourceSeedcamp 2020Not statedData, Devtools
VocodeShared: open, sourceYC W23AcquiredAI, Devtools
KareInnShared: lifeSeedcamp 2016Not statedOther
joShared: life, agent, workYC X26ActiveAI
AppwriteShared: open, sourceSeedcamp 2020Not statedDevtools

Also from S25 in AI

All of S25
AIAgentMailEmail Inboxes for AI AgentsYC S25San FranciscoStartup →AIAlterPrivileged Access Management for AI AgentsYC S25New York CityStartup →AIAutosanaAI agents for E2E testing across mobile & webYC S25San FranciscoStartup →AICactus ComputeAutomation Foundation Models For Tiny DevicesYC S25San FranciscoStartup →AICyberdeskSelf learning computer use agent for developersYC S25San FranciscoStartup →AIDedalus LabsPersistent computers for AI agentsYC S25San FranciscoStartup →
Company
AgentMailEmail Inboxes for AI Agentsteam of 10hiringActiveAI, Devtools
AlterPrivileged Access Management for AI Agentsteam of 2ActiveAI, Devtools
AutosanaAI agents for E2E testing across mobile & webteam of 5ActiveAI, Devtools
Cactus ComputeAutomation Foundation Models For Tiny Devicesteam of 8ActiveAI, Devtools
CyberdeskSelf learning computer use agent for developersteam of 2ActiveAI, Devtools
Dedalus LabsPersistent computers for AI agentsteam of 8hiringActiveAI, Devtools

Founders

  • Pablo HansenFounder

About Proliferate

We're a dense, small team in SF building the open source platform for working with agents.

YC batch
S25 · Summer 2025
Status, per YC
Active
Category
AI, Developer tools
Location
San Francisco, CA, USA
Founded
2025
Checked
13h ago

YC tags: Developer Tools, SaaS, B2B, AI

Changes seen

TagsOct 19, 2026

Newly tagged AI; no longer tagged Artificial Intelligence.

Source ↗

Proliferate in S25: 166 companies, 92% AI

LinkedIn

Proliferate: questions

Which YC batch was Proliferate in?

Proliferate was in Y Combinator's Summer 2025 batch (S25).

Is Proliferate still active?

Y Combinator lists Proliferate as active.

Who founded Proliferate?

Proliferate's founders, as listed on its YC page: Pablo Hansen (Founder).

Where is Proliferate based?

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