Top AI Startups in San Francisco

3 employeesYC W23Early stageRemote

Applied AI & ML Developer tools AI agents & assistants

Vocode

Acquired

What they do:

Open source Voice AI

Quick facts:

3 employeesYC W23Early stage

Applied AI & ML Sales & marketing Productivity & automation

Speck

Acquired

What they do:

AI Notetaker that automates all your admin work

Quick facts:

3 employeesYC W24Early stage

Food & agriculture Applied AI & ML Biotech & pharma Medical devices & diagnostics

Nexa Labs

Acquired

What they do:

Implantable microchips and AI for cattle monitoring

Quick facts:

3 employeesYC S25Early stage

Applied AI & ML Productivity & automation Education

Opennote

Acquired

What they do:

The notebook that thinks with you.

Quick facts:

3 employeesYC S25Early stage

GazeHawk

Acquired

What they do:

Eyetracking using webcams.

Quick facts:

2 employeesYC S10Early stage

JustSpotted

Acquired

What they do:

Acquired by Google in 2011

Quick facts:

2 employeesYC S08Early stage

Penny

Acquired

What they do:

Penny makes keeping track of your finances as easy as having a…

Quick facts:

2 employeesYC W17Early stage

Applied AI & ML Productivity & automation

Tetra

Acquired

What they do:

AI notetaker for phone calls

Quick facts:

2 employeesYC W17Early stage

Applied AI & ML Productivity & automation

Plasticity

Acquired

What they do:

Natural language processing APIs for developers.

Quick facts:

2 employeesYC S17Early stage

Applied AI & ML Mobility & automotive

Palifer

Acquired

What they do:

Predictive maintenance models for trains and heavy industry

Quick facts:

2 employeesYC S19Early stage

Logistics & supply chain Applied AI & ML Accounting & finance ops

Mentum

Acquired

What they do:

AI-Powered Assistant for Procurement and Strategic Sourcing

Quick facts:

2 employeesYC S21Early stage

Applied AI & ML Cloud & infrastructure

Dashdive

Acquired

What they do:

Break down AI and cloud costs by feature and customer

Quick facts:

2 employeesYC W23Early stage

Applied AI & ML Developer tools AI infrastructure & models

DAGWorks Inc.

Acquired

What they do:

Open source tools & services for reliable AI Agents & AI Applications

Quick facts:

2 employeesYC W23Early stageRemote

Applied AI & ML Sales & marketing

Persana AI

Acquired

What they do:

Sales Agents with 100+ data sources to close more deals

Quick facts:

2 employeesYC W23Early stage

Applied AI & ML Data & analytics

Inari

Acquired

What they do:

Your junior AI product manager

Quick facts:

2 employeesYC S23Early stage

Productivity & automation Applied AI & ML

Autotab

Acquired

What they do:

AI agents reliable enough to do real work

Quick facts:

2 employeesYC S23Early stage

Sales & marketing Applied AI & ML

Resonance

Acquired

What they do:

Self-improving content bank for marketing

Quick facts:

2 employeesYC W24Early stage

Browser Buddy

Acquired

What they do:

A recommendation system for the Internet

Quick facts:

2 employeesYC W24Early stage

Applied AI & ML Media & entertainment

Focal

Acquired

What they do:

AI video creation tool for TV shows and movies

Quick facts:

2 employeesYC W24Early stage

Applied AI & ML Productivity & automation

Lumetric

Acquired

What they do:

The AI Analyst For Deal Teams

Quick facts:

2 employeesYC W24Early stage

Applied AI & ML Accounting & finance ops

Thyme

Acquired

What they do:

The OS for financial advisors

Quick facts:

2 employeesYC S24Early stage

Applied AI & ML Robotics & drones

Iris Automation

Acquired

What they do:

Enabling autonomous drone operations globally through AI software

Quick facts:

YC S16Growth stageRemote

Applied AI & ML Developer tools

Continue

Acquired

What they do:

Pioneering open-source coding agent

Quick facts:

YC S23Early stage

Applied AI & ML Developer tools

AXAR AI

Shut down

What they do:

Multi-agent orchestration platform

Quick facts:

40 employeesYC W21Early stage

Applied AI & ML Social & community

Seerslab

Shut down

What they do:

We are providing AR technologies and contents to app developers

Quick facts:

39 employeesYC S16Early stage

Legal, compliance & gov Applied AI & ML

ROSS Intelligence

Shut down

What they do:

ROSS is an AI-powered legal research platform that can read and…

Quick facts:

30 employeesYC S15Growth stage

Applied AI & ML Mobility & automotive

Mosaix.ai

Shut down

What they do:

Mosaix builds the NLP for the local languages at the emerging markets.

Quick facts:

20 employeesYC S16Growth stage

Real estate & construction Applied AI & ML

Social Construct

Shut down

What they do:

Social Construct designs and assembles large apartment buildings …

Quick facts:

17 employeesYC S17Growth stage

Biotech & pharma Applied AI & ML

ResistanceBio

Shut down

What they do:

We solve drug resistance for cancer

Quick facts:

15 employeesYC W19Early stage

Applied AI & ML Biotech & pharma Gaming

Teevox

Shut down

What they do:

Teevox

Quick facts:

11 employeesYC S10Early stage

Weave

Shut down

What they do:

AI-assisted professional networking.

Quick facts:

11 employeesYC S14Early stage

Food & agriculture Applied AI & ML Logistics & supply chain

Farmstead

Shut down

What they do:

An AI-powered digital grocer that delivers in under 60 mins.

Quick facts:

10 employeesYC S16Growth stage

Food & agriculture Applied AI & ML E-commerce & retail

OneStopKitchen

Shut down

What they do:

AI-Driven Tech & Space Optimization to Scale Restaurants

Quick facts:

10 employeesYC S21Early stage

Applied AI & ML Robotics & drones Manufacturing & chips

K-Scale Labs

Shut down

What they do:

Open-source humanoid robots

Quick facts:

10 employeesYC W24Early stage

Applied AI & ML Developer tools Medical devices & diagnostics

Standard Cyborg

Shut down

What they do:

Buid, test and deploy perception applications

Quick facts:

9 employeesYC W15Early stage