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HQ: San Francisco, CA, United States
Top AI Startups in San Francisco
This list has 1,355 startups and was last updated on Oct 15, 2026. 443 of them are hiring right now. Largest teams: Cruise, Athelas, and Checkr. Latest round: Litewave.AI raised $200K (Oct 7, 2026).
1,355 startupsPage 33 of 38
Unbabel
Acquired
What they do:
AI-powered Language Operations platform
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HQ: San Francisco, CA, United States
garten
Acquired
What they do:
Creating workplace wellbeing.
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HQ: San Francisco, CA, United States
Memora Health
Acquired
What they do:
Digitize and Automate Complex Care Workflows
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HQ: San Francisco, CA, United States
Fathom
Acquired
What they do:
The most flexible AI meeting notetaker ever built.
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HQ: San Francisco, CA, United States
Pachama
Acquired
What they do:
Restoring nature to solve climate change.
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HQ: San Francisco, CA, United States
Hatch
Acquired
What they do:
The AI CSR Platform
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HQ: San Francisco, CA, United States
StackAI
Acquired
What they do:
The Enterprise AI Transformation Platform
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HQ: San Francisco, CA, United States
Pachyderm
Acquired
What they do:
Data Versioning, Data Pipelines, and Data Lineage
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HQ: San Francisco, CA, United States
Regology
Acquired
What they do:
AI Agents for Regulatory Compliance
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HQ: San Francisco, CA, United States
Warmly,
Acquired
What they do:
[Acquired by HubSpot in 2026] Autonomous sales platform to auto-email…
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HQ: San Francisco, CA, United States
Casetext
Acquired
What they do:
We make the world's laws free and understandable.
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HQ: San Francisco, CA, United States
Replicate
Acquired
What they do:
Run machine learning models in the cloud
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HQ: San Francisco, CA, United States
PlayAI
Acquired
What they do:
Our mission is to make Voice AI accessible and useful to all.
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HQ: San Francisco, CA, United States
Theorem
Acquired
What they do:
The mission of Theorem is to make credit safe and available. We use…
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HQ: San Francisco, CA, United States
CrowdAI
Acquired
What they do:
CrowdAI is the world's leading no-code platform for vision AI
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HQ: San Francisco, CA, United States
TigerEye
Acquired
What they do:
AI for Construction
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HQ: San Francisco, CA, United States
Semantics3
Acquired
What they do:
Data and AI platform for Ecommerce & Cross-Border Logistics
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HQ: San Francisco, CA, United States
HomeRoom
Acquired
What they do:
We Rent Your Property by the Room. You earn 50% more Rent.
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HQ: San Francisco, CA, United States
SigOpt
Acquired
What they do:
SigOpt is an Optimization-as-a-Service platform that seamlessly tunes…
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HQ: San Francisco, CA, United States
Truva
Acquired
What they do:
Sell more. Grind less with AI agents.
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HQ: San Francisco, CA, United States
Searchlight
Acquired
What they do:
Talent AI improving quality of hire
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HQ: San Francisco, CA, United States
Onyx
Acquired
What they do:
Open Source AI Chat
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HQ: San Francisco, CA, United States
Smarking
Acquired
What they do:
Digitize $655B parking industry
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HQ: San Francisco, CA, United States
Askdata
Acquired
What they do:
Frictionless Data
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HQ: San Francisco, CA, United States
Central
Acquired
What they do:
Payroll, benefits, state compliance & other bullsh*t for startups
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HQ: San Francisco, CA, United States
Sepal AI
Acquired
What they do:
Data Development for Advanced AI
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HQ: San Francisco, CA, United States
Edwin
Acquired
What they do:
Edwin is virtual English tutor - an AI-powered service for learning…
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HQ: San Francisco, CA, United States
Humanloop
Acquired
What they do:
Humanloop is the LLM evals platform for enterprises.
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HQ: San Francisco, CA, United States
Enable Us
Acquired
What they do:
Digital Sales Rooms (Acquired by MindTickle)
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HQ: San Francisco, CA, United States
Phiar
Acquired
What they do:
We are developing a revolutionary AI-powered augmented reality…
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HQ: San Francisco, CA, United States
Rain Neuromorphics
Acquired
What they do:
We build artificial intelligence processors inspired by the brain.
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HQ: San Francisco, CA, United States
DeepSource
Acquired
What they do:
Unified DevSecOps platform, helping developers ship good code.
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HQ: San Francisco, CA, United States
Aquarium Learning
Acquired
What they do:
We help ML teams improve their models by improving their datasets
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HQ: San Francisco, CA, United States
Blaxel
Acquired
What they do:
The infrastructure for autonomous agents
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HQ: San Francisco, CA, United States
Liftigniter
Acquired
What they do:
Machine Learning personalization for dynamic digital properties -…
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HQ: San Francisco, CA, United States