What they do:
Next generation robot deployer
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HQ: New York, NY, United States
Y Combinator Summer 2025 Startups
This list has 166 startups and was last updated on Oct 15, 2026. 67 of them are hiring right now. Biggest hubs: San Francisco (113), New York (26), and London (3). Largest teams: Nox Metals, Flai, and GETASAP.
166 startupsPage 5 of 5
What they do:
AI-Native Data Center Engineering
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HQ: San Francisco, CA, United States
What they do:
AI sales roleplay built from your real deals
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HQ: New York, NY, United States
What they do:
The Cursor for Chip Design - Delivering Silicon-Ready Chip Designs…
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HQ: San Francisco, CA, United States
What they do:
Your personal AI Assistant
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HQ: San Francisco, CA, United States
What they do:
Turns products into CLIs and agents into customers
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HQ: San Francisco, CA, United States
What they do:
Waymo for excavators
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HQ: San Francisco, CA, United States
What they do:
Planet-scale people discovery.
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HQ: San Francisco, CA, United States
What they do:
Replacing forms with AI conversations
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HQ: New York, NY, United States
What they do:
Synthetic populations for decisions
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HQ: San Francisco, CA, United States
What they do:
The AI forecasting company for global macro events.
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HQ: San Francisco, CA, United States
What they do:
Infrastructure Cartography
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HQ: Boston, MA, United States
What they do:
ChatGPT's memory feature in an open, portable format
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HQ: San Francisco, CA, United States
What they do:
Consumer focus groups run by AI
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HQ: London, United Kingdom
YC S25Early stage
What they do:
Procurement Platform for Dental Offices
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YC S25Early stage
What they do:
Agentic Business Intelligence
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HQ: New York, NY, United States
YC S25Early stage
What they do:
Bizzy works 24/7 so you never miss a lead.
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HQ: New York, NY, United States
YC S25Early stage
Metis
Acquired
What they do:
Infrastructure to build reliable agents
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HQ: San Francisco, CA, United States
Nexa Labs
Acquired
What they do:
Implantable microchips and AI for cattle monitoring
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HQ: San Francisco, CA, United States
Opennote
Acquired
What they do:
The notebook that thinks with you.
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HQ: San Francisco, CA, United States
Nuntius
Shut down
What they do:
Making Models Follow Rules.
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HQ: San Francisco, CA, United States
TectoAI
Shut down
What they do:
A Platform for AI Governance
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HQ: San Francisco, CA, United States