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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

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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

ProfileHow the radar understood you TeamsCo-founder profiles merged into one SessionsGroup voting on ideas

Cohorts of 2017

Companies whose accelerator cohort started in 2017. 893 companies.

clusterConsumer 131 B2B SaaS 86 Fintech 72 Commerce and marketplaces 72 Healthcare and bio 67 Robotics and physical world 54 Vertical AI agents 27 Security and compliance 23 Developer tools 22 Other 18 Climate and energy 18 Data for AI 17 AI infra and compute 10 Horizontal AI assistants 6 Defense and space 5 Agent infrastructure 3

sourceTechstars 291 Y Combinator 241 500 Global 212 SOSV 67 Alchemist Accelerator 41 Entrepreneur First 27 Seedcamp 10 South Park Commons 3 Berkeley SkyDeck 1

statusActive 530 Acquired 215 Inactive 69 Public 1

Company	Cluster	Program	Status	Last signal

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