cluster
Horizontal AI assistants startup ideas and companies
General-purpose assistants, copilots and productivity AI not tied to one industry.
426
companies tracked
100
from the last 2 years
20
startup-relevant federal grants ($72M)
Share of accelerator intake by year
Newest in the cluster
- UFO.aiY Combinator F26readiness
Next-generation agent operating system
- Sentient OSY Combinator F26readiness
On-device AI that knows your entire life and does your work overnight.
- Grep AIY Combinator F26readiness
AI agents that automate high-stakes knowledge work you can't afford…
- RiverY Combinator F26readiness
The AI desktop.
- RomaY Combinator F26readiness
Roma is the to-do list that does itself
- OpenTagY Combinator S26readiness
Model Agnostic AI coworker in Slack
- GrocaloY Combinator S26readiness
AI brain for creators that runs their social content
- DockY Combinator S26readiness
Multiplayer workspace for agents and humans
- AlmanacY Combinator S26readiness
Organizing company knowledge
- TokenlessY Combinator S26readiness
We find flaws in RL environments and evals and help you fix them.
- Contxta16z speedrun SR007readiness
Instinct for enterprise
- COACHY Combinator S26readiness
The AI Coach for in person sales reps.
Most AI-visible
Highest AEO scores - how well AI assistants can read and cite them.
- Char70
- Taskade70
- JoySpace AI68
- AirCaps67
- Nomi66
- Onyx65
- Respeecher64
- Demodesk64
Recent rounds
- 50skillsunknown$6M
- Persona AI Inc.Form D$65M
By program
- Y Combinator158
- Techstars64
- Antler34
- Plug and Play29
- 500 Global23
- a16z speedrun17
- South Park Commons16
- AI Grant15
- Entrepreneur First15
- Alchemist Accelerator15
- Seedcamp12
- Berkeley SkyDeck9
- SOSV8
- Pear VC7
- Sequoia Arc4
Browse all 426 Horizontal AI assistants companies →
Updated hourly from accelerator directories, funding news and federal grant data.