What they do:
Program computers with natural language
Quick facts:
HQ: San Francisco, CA, United States
Y Combinator Summer 2023 Startups
This list has 220 startups and was last updated on Oct 15, 2026. 89 of them are hiring right now. Biggest hubs: San Francisco (100), New York (41), and London (14). Largest teams: Campfire, HappyRobot, and Lio (formerly askLio). Latest round: HyLight raised €13M (Oct 12, 2026).
220 startupsPage 5 of 7
What they do:
AI voice agents for healthcare operational calls
Quick facts:
HQ: New York, NY, United States
What they do:
Test, evaluate & observe your LLM applications
Quick facts:
HQ: New York, NY, United States
What they do:
Screen recorder for stunning product demo videos
Quick facts:
HQ: San Francisco, CA, United States
What they do:
CRM Co-Pilot for Medtech Sales
Quick facts:
HQ: San Francisco, CA, United States
What they do:
A stream of engineering candidates who ship.
Quick facts:
HQ: New York, NY, United States
What they do:
Higher resolution MRI with faster scan times.
Quick facts:
HQ: New York, NY, United States
What they do:
Open source tools for developing generative AI applications
Quick facts:
HQ: New York, NY, United States
What they do:
Build a website by chatting with AI
Quick facts:
HQ: San Francisco, CA, United States
What they do:
AI Agents for Enterprises
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Agents that handle security work
Quick facts:
HQ: New York, NY, United States
What they do:
Get Paid for Family Caregiving
Quick facts:
HQ: Dover, DE, United States
What they do:
Simpler and cheaper multi-cloud and cross-platform deployments.
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Digital banking platform for the 30 million smartphone users in DRC.
Quick facts:
HQ: Kinshasa, Democratic Republic of the Congo
What they do:
AI for humans
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Recover payment failures and maximize subscription Revenue
Quick facts:
HQ: London, United Kingdom
What they do:
Observability and evaluation platform for LLM apps.
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Automate your chargebacks with AI agents
Quick facts:
HQ: San Francisco, CA, United States
What they do:
orchestrate your coding agents with sudocode
Quick facts:
HQ: San Francisco, CA, United States
What they do:
ML to predict and prevent pregnancy complications
Quick facts:
HQ: San Diego, CA, United States
What they do:
Marketplace to book doctors and avoid surprise bills
Quick facts:
HQ: New York, NY, United States
What they do:
The open source Postman alternative.
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Cursor for AI Agents
Quick facts:
What they do:
Long-horizon research agents
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Build chat-with-data agents for customer-facing applications
Quick facts:
HQ: Limerick, Ireland
What they do:
A compliance training platform built for regulated industries.
Quick facts:
HQ: New York, NY, United States
What they do:
AI for legal & government
Quick facts:
HQ: San Francisco, CA, United States
What they do:
AI-native customer support platform
Quick facts:
HQ: San Francisco, CA, United States
What they do:
The simplest way to extract web data at scale
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Embed charts, dashboards and exports in your app
Quick facts:
HQ: Austin, TX, United States
What they do:
Turn product features into launch videos
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Specialized agents for real work
Quick facts:
HQ: Los Angeles, CA, United States
What they do:
Building and Protecting an Exciting Future
Quick facts:
HQ: Los Angeles, CA, United States
What they do:
Asset Light Chipotle for Africa
Quick facts:
YC S23Early stage
CheqUPI
Acquired
What they do:
India's first UPI wallet for foreign nationals and NRIs
Quick facts:
Deasy Labs
Acquired
What they do:
Metadata for GenAI workflows
Quick facts:
HQ: New York, NY, United States