Runtime.si
Hiring
What they do:
Evaluation Infrastructure for Robotics (YC F26)
Quick facts:
HQ: San Francisco, CA, United States
Top AI & Data Startups in California
This list has 1,550 startups and was last updated on Oct 15, 2026. 481 of them are hiring right now. Biggest hubs: San Francisco (1,471), Los Angeles (51), and San Diego (5). Largest teams: Cruise, Relativity Space, and Fivetran. Latest round: Safi Analytics raised $22.4M (Oct 14, 2026).
1,550 startupsPage 13 of 44
Orca Aerospace
Hiring
What they do:
AI spacecraft operators that lives onboard the vehicle
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HQ: San Francisco, CA, United States
Bountiful
Hiring
What they do:
An Operating System for agriculture.
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HQ: San Francisco, CA, United States
What they do:
AI Agent for Home Design
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HQ: Los Angeles, CA, United States
Hyperbrowser
Hiring
What they do:
Web infra for AI agents
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HQ: San Francisco, CA, United States
What they do:
IndustrialNext builds the AI brain for manufacturing –…
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HQ: San Francisco, CA, United States
What they do:
A single point integration for secure and automated EV charging.
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HQ: San Francisco, CA, United States
Zudo
Hiring
What they do:
AI Workers for Extended Service Contracts
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HQ: San Francisco, CA, United States
Pier
Hiring
What they do:
Stripe for Credit - Trusted Credit Compliance Partner
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HQ: San Francisco, CA, United States
Kino AI
Hiring
What they do:
Kino is an AI media manager and video editor for humans and agents.
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HQ: San Francisco, CA, United States
Health Harbor
Hiring
What they do:
Using generative AI to call insurance for healthcare clinics
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HQ: San Francisco, CA, United States
Sweep
Hiring
What they do:
The best AI coding assistant for JetBrains
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HQ: San Francisco, CA, United States
DryMerge
Hiring
What they do:
AI that updates your CRM for you
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HQ: San Francisco, CA, United States
Duckie
Hiring
What they do:
Build AI Support Agents in Minutes
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HQ: San Francisco, CA, United States
Newton
Hiring
What they do:
AI-powered phone platform for dentists
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HQ: San Francisco, CA, United States
JustAI
Hiring
What they do:
Agentic Marketing Platform
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HQ: San Francisco, CA, United States
Brainbase Labs
Hiring
What they do:
The AI Labor Company
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HQ: San Francisco, CA, United States
Treblo
Hiring
What they do:
Create hit songs with AI
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HQ: San Francisco, CA, United States
What they do:
AI-voice agents that are indistinguishable from humans.
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HQ: San Francisco, CA, United States
Cloudglue
Hiring
What they do:
The video context layer for AI.
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HQ: San Francisco, CA, United States
Conductor Quantum
Hiring
What they do:
AI that operates quantum computers for scientific discovery
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HQ: San Francisco, CA, United States
Onlook
Hiring
What they do:
The Developer tool for Designers
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HQ: San Francisco, CA, United States
Streamable
Hiring
What they do:
Powering the biggest IRL streamers today.
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HQ: Los Angeles, CA, United States
Openbenchmarks
Hiring
What they do:
We help humans & agents pick tools via Independent Benchmarks
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HQ: San Francisco, CA, United States
Freebuff
Hiring
What they do:
The free coding agent
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HQ: San Francisco, CA, United States
Unusual
Hiring
What they do:
Market to AI agents
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HQ: San Francisco, CA, United States
Adam
Hiring
What they do:
AI Powered CAD
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HQ: San Francisco, CA, United States
Artifact
Hiring
What they do:
An Collaborative, AI-native IDE for Hardware Engineers
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HQ: Los Angeles, CA, United States
Text.ai
Hiring
What they do:
Alfi - your group chat with social skills to bring friends closer
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HQ: San Francisco, CA, United States
Theorem
Hiring
What they do:
Program verification so even your systems engineers can vibecode
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HQ: San Francisco, CA, United States
TraceRoot.AI
Hiring
What they do:
Open Source AI Agent Improvement Platform
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HQ: San Francisco, CA, United States
What they do:
Robots, parts & RL envs & evals - delivered in 48 hrs / pickup in SF.
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HQ: San Francisco, CA, United States
Novaflow
Hiring
What they do:
The AI data analyst for biology labs
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HQ: San Francisco, CA, United States
ProcIndex
Hiring
What they do:
AI-powered accounting automation for construction and manufacturing
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HQ: San Francisco, CA, United States
Floot
Hiring
What they do:
The app platform inside Claude and ChatGPT.
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HQ: San Francisco, CA, United States
Deeptrace
Hiring
What they do:
AI agents for on-call
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HQ: San Francisco, CA, United States