forming now
Fall 2026 is filling up
YC publishes companies to its public directory continuously, so a batch grows in the open for months. 17 companies are listed for F26 so far - a completed batch has run around 199. The radar re-syncs the directory every day.
Even further ahead: Winter 2027 has 1 listed.
17
listed in F26
17
added since February
235
in S26
7
clusters represented
Batch sizes
Companies listed per batch. The last bar is still growing.
What F26 is buildingvs S26
Every company listed so far
antimattrnew
Agent infrastructure · 2 people
voice-first hardware interface for human-agent interaction
voice hardware for agent interaction
Collarnew
Vertical AI agents · 2 people
AI for General Partners
AI agents for private market investment
Degla Incnew
Robotics and physical world · 2 people
The fully autonomous intelligence layer in the sky.
autonomous multi-drone mission planning
GodHandsnew
Developer tools · 2 people
The company knowledge base that updates itself
AI-powered engineering knowledge base
Hemlocknew
Robotics and physical world · 1 people
Force-sensing wristband for training robotic AI
force sensing hardware for robot training
herdrnew
Agent infrastructure · 1 people
building the open agent runtime
Agent orchestration and runtime management
Robotics and physical world · 6 people
Robotics for AI Infrastructure
Robots for AI infrastructure deployment
Lightfieldnew
Vertical AI agents · 2 people
AI legal intake & triage for in-house teams
AI legal intake and triage
RightNownew
AI infra and compute · 2 people
Enabling Model-Hardware Co-Design at Scale
GPU inference optimization and serverless deployment
Simanticnew
Agent infrastructure · 4 people
Firmware simulation for AI agents
Hardware simulation for AI agents
Simulithicnew
Developer tools · 2 people
Simulate how any product change will perform before shipping.
AI-powered product simulation and testing
twentyfour26new
Robotics and physical world · 2 people
On Demand CNC Prototyping
Autonomous CNC machining for prototyping
Veeza AInew
Vertical AI agents · 1 people
AI travel agent for people with weak passports, starting with visas.
AI visa application assistant
Voreliosnew
AI infra and compute · 2 people
AI that simulates physics 1000x faster
Physics simulation acceleration
daily directory sync · radar tracking since 2026-08-16 · "new" = not present in the February 2026 snapshot