What they do:
Agent teams for complex work
Quick facts:
HQ: San Francisco, CA, United States
Top B2B Software Startups in San Francisco
This list has 2,110 startups and was last updated on Oct 15, 2026. 572 of them are hiring right now. Largest teams: Stripe, Deel, and GrubMarket. Latest round: Modal raised $750M (Oct 14, 2026).
2,110 startupsPage 33 of 59
What they do:
Execute the best sales playbook in industry
Quick facts:
HQ: San Francisco, CA, United States
What they do:
The fastest native app for agentic engineering.
Quick facts:
HQ: San Francisco, CA, United States
What they do:
RWE Generation in minutes
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Simulation Engine for Benchmarking AI Products
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Let your agent build dashboards and reporting.
Quick facts:
HQ: San Francisco, CA, United States
What they do:
The data gateway for agents.
Quick facts:
HQ: San Francisco, CA, United States
What they do:
AI agents that help you understand your customers' needs
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Reinforcement learning as a service
Quick facts:
HQ: San Francisco, CA, United States
What they do:
AI workers for Skilled Nursing and Senior Living Operations
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Abundant Intelligence for Everyone
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Building reinforcement learning environments
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Recursive self improving harnesses and models
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Make real life a video game
Quick facts:
HQ: San Francisco, CA, United States
What they do:
All-In-One AI Growth Partner. Built for Trades.
Quick facts:
HQ: San Francisco, CA, United States
What they do:
AI agents for web testing
Quick facts:
HQ: San Francisco, CA, United States
What they do:
We provide hedge funds with information they can trade on
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Sandboxes for AI agents
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Visibility and Controls for Browser Agents
Quick facts:
HQ: San Francisco, CA, United States
What they do:
The AI workspace for software implementations
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Physics-based foundation models for CAD optimization.
Quick facts:
HQ: San Francisco, CA, United States
What they do:
AI for quantitative trading
Quick facts:
HQ: San Francisco, CA, United States
What they do:
iMessage revenue channel for DTC brands that brings customers back
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Turn maps into data
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Self learning computer use agent for developers
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Run open models as fast as your hardware allows
Quick facts:
HQ: San Francisco, CA, United States
What they do:
The continuous oversight engine for clinical trials
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Building intellectually curious AI
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Building tiny frontier AI models that run on edge devices
Quick facts:
HQ: San Francisco, CA, United States
What they do:
The boring stuff, handled. Everything else, supercharged.
Quick facts:
HQ: San Francisco, CA, United States
What they do:
The agentic debugger for AI systems
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Everything on anyone.
Quick facts:
HQ: San Francisco, CA, United States
What they do:
The Cursor for Chip Design - Delivering Silicon-Ready Chip Designs…
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Your personal AI Assistant
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Turns products into CLIs and agents into customers
Quick facts:
HQ: San Francisco, CA, United States
What they do:
Planet-scale people discovery.
Quick facts:
HQ: San Francisco, CA, United States