What they do:
Duolingo for learning anything
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HQ: San Francisco, CA, United States
Top AI Startups in the United States
This list has 1,958 startups and was last updated on Oct 15, 2026. 632 of them are hiring right now. Biggest hubs: San Francisco (1,355), New York (312), and Los Angeles (47). Largest teams: Cruise, Relativity Space, and Podium. Latest round: Agriculture Scout AI raised $425K (Oct 13, 2026).
1,958 startupsPage 41 of 55
What they do:
Automatic Diagnosis & Fix for Industrial Automation Cells
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HQ: San Francisco, CA, United States
What they do:
AI tools for the chips your AI runs on
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HQ: San Francisco, CA, United States
What they do:
Next-generation agent operating system
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HQ: San Francisco, CA, United States
What they do:
The biggest crowdsourced benchmark for Computer-Use
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HQ: San Francisco, CA, United States
What they do:
Open source AI gateway that turns your traffic into better models
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HQ: San Francisco, CA, United States
What they do:
Test agents in realistic worlds built from production usage
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HQ: San Francisco, CA, United States
What they do:
On-device AI that knows your entire life and does your work overnight.
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HQ: San Francisco, CA, United States
What they do:
AI users that test your app on every device and browser
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HQ: San Francisco, CA, United States
What they do:
World's Earliest Test for Alzheimer's Biomarkers
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HQ: San Francisco, CA, United States
What they do:
Lakehouse-as-a-Service (LaaS)
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HQ: San Francisco, CA, United States
What they do:
Agents running industrial enterprises from back office to shop floor
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HQ: San Francisco, CA, United States
What they do:
AI for the industries that power America.
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HQ: San Francisco, CA, United States
What they do:
Intelligent Cloud for AI workloads
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HQ: San Francisco, CA, United States
What they do:
Give AI agents the right context at the right moment
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HQ: San Francisco, CA, United States
What they do:
Automate on-call at agent-scale.
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HQ: San Francisco, CA, United States
What they do:
Building in-house, frontier AI labs for companies
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HQ: San Francisco, CA, United States
What they do:
The AI desktop.
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HQ: San Francisco, CA, United States
What they do:
Fast inference for voice
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HQ: San Francisco, CA, United States
What they do:
The AI coding agent for C and C++
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HQ: San Francisco, CA, United States
What they do:
The infrastructure to run coding agents for your team
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HQ: San Francisco, CA, United States
What they do:
A consumer brain-computer interface you can map to anything.
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HQ: San Francisco, CA, United States
What they do:
AI agents that run law firm operations.
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HQ: San Francisco, CA, United States
What they do:
The people data company for the agent era
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HQ: San Francisco, CA, United States
What they do:
API simulators for testing and training agents locally
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HQ: San Francisco, CA, United States
What they do:
A foundation model for engineering physics
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HQ: San Francisco, CA, United States
What they do:
Turn any website into an MCP for your agents, in minutes
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HQ: San Francisco, CA, United States
What they do:
AI Claims Investigator for Insurance
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HQ: New York, NY, United States
What they do:
Reconero helps police officers automate their workflows with AI
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HQ: San Francisco, CA, United States
What they do:
voice-first hardware interface for human-agent interaction
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HQ: San Francisco, CA, United States
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The AI decision engine for factories, warehouses and fleets
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HQ: San Francisco, CA, United States
What they do:
Durable state for AI agents
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HQ: New York, NY, United States
What they do:
Cursor for GTM
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HQ: San Francisco, CA, United States
What they do:
Your health plan should get better year-round. Not just once a year.
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HQ: San Francisco, CA, United States
What they do:
a phone where AI is the interface
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HQ: San Francisco, CA, United States
What they do:
Training Data For Speech Models.
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HQ: San Francisco, CA, United States