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Startup IdeasOverview Play Chat

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AI ideasWhere AI-native companies are being built Trending 2026Rising clusters, new vocabulary Dead ideasGraveyards founders are re-entering StealthHow many are really in stealth

Generate

Idea LabConcepts written from a cluster's data MapSectors, competencies and business forms

Validate

Idea CheckWho is already building it GapsYC requests against what founders build Public MoneyGrants and SBIR for the same space

Right now

Batch LiveThe YC batch as it fills up

Over time

TrendsCluster shares, new terms, diffusion TrajectoryHalf a year of outcomes per company

Directory

CompaniesEvery company, filtered any way OverlapMulti-program companies, serial founders AI VisibilityAEO scores by cluster and batch

Play OverlapSwipe a deck of startup ideas, get your taste card Your decksDecks you have played and their taste cards ProfileHow the radar understood you TeamsCo-founder profiles merged into one SessionsGroup voting on ideas

Cohorts of 2019

Companies whose accelerator cohort started in 2019. 1,218 companies.

clusterConsumer 150 B2B SaaS 98 Fintech 97 Commerce and marketplaces 81 Healthcare and bio 71 Robotics and physical world 50 Climate and energy 43 Developer tools 42 Vertical AI agents 32 Security and compliance 26 Data for AI 24 Other 18 Defense and space 13 Horizontal AI assistants 13 AI infra and compute 9 Agent infrastructure 8

sourceTechstars 404 Y Combinator 370 500 Global 155 SOSV 72 Entrepreneur First 57 Alchemist Accelerator 50 Berkeley SkyDeck 44 Seedcamp 31 Antler 28 South Park Commons 7

statusActive 792 Acquired 160 Inactive 98

Company	Cluster	Program	Status	Last signal

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