Home· YC AI· Winter 2026
Y COMBINATOR · W2026

YC Winter 2026 AI Companies

Every AI company in Y Combinator's Winter 2026 batch — 18 startups, 18 still active, 0 acquired. Team sizes, verticals, and locations.

Companies
18
Active
18
Acquired
0
Headcount
65
Dossiers
0
Verticals in this batch 38 tracked
infrastructure4 automation3 b2b3 ml2 developer tools2 hardware2 data labeling2 saas2
All 18 companies largest first
Ndea
Building AGI that can innovate.
W2026 Est. 2024 15 people
Didit
Infrastructure for identity and fraud.
W2026 Est. 2023 12 people San Francisco
Shofo
The World's Largest Video Library
W2026 Est. 2025 4 people San Francisco
RamAIn
Automate any UI task with natural language
W2026 Est. 2025 4 people San Francisco
Librar Labs
AI that understands human culture
W2026 Est. 2026 3 people San Francisco
Voxel Energy
Energy independent data centers with solar and repurposed batteries.
W2026 Est. 2025 3 people
10x Science
The AI-native platform for next-generation protein characterization.
W2026 Est. 2025 3 people San Francisco
LegalOS
The AI-Native Immigration Law Firm
W2026 Est. 2024 3 people San Francisco
Carrot Labs
Continuous Fine-Tuning for AI Models
W2026 Est. 2026 2 people San Francisco
IncidentFox
AI SRE agent that triages, coordinates, and fixes production incidents
W2026 Est. 2025 2 people San Francisco
Salus
Guardrails to validate your agent's actions before they execute
W2026 Est. 2026 2 people San Francisco
Grade
API for performance-based payroll
W2026 Est. 2025 2 people San Francisco
Seeing Systems
Modular AI-Commanded Drones for Defence
W2026 Est. 2025 2 people London
Approxima
Your software should build itself.
W2026 Est. 2025 2 people San Francisco
Datoric
Responsibly sourced data for multimodal AI
W2026 Est. 2025 2 people San Francisco
Bubble Lab
Prompt once, automate forever.
W2026 Est. 2025 2 people San Francisco
InventoryQuant
We automate the inventory process in insurance
W2026 Est. 2025 1 people San Francisco
ClaimGlide
AI automated prior-auths for private medical practices
W2026 Est. 2025 1 people San Francisco
Every batch 38 tracked
Fall 2026Summer 2026Spring 2026Winter 2026Fall 2025Summer 2025Spring 2025Winter 2025Fall 2024Summer 2024Winter 2024Summer 2023Winter 2023Summer 2022Winter 2022Summer 2021Winter 2021Summer 2020Winter 2020Summer 2019Winter 2019Summer 2018Winter 2018Summer 2017Winter 2017Summer 2016Winter 2016Summer 2015Winter 2015Summer 2014Winter 2014Summer 2013Winter 2013Summer 2012Winter 2012Summer 2011Summer 2009Summer 2008

The AI industry,
just said.

6:30 AM PT, Monday through Friday. Free.

No referral program. No upsell. Unsubscribe is one click.