What they do:
Real-time web intelligence API for AI agents and GTM teams
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HQ: San Francisco, CA, United States
Top Startups in San Francisco
This list has 3,173 startups and was last updated on Oct 15, 2026. 784 of them are hiring right now. Largest teams: DoorDash, Stripe, and Airbnb. Latest round: Modal raised $750M (Oct 14, 2026).
3,173 startupsPage 49 of 89
What they do:
Canva for short-form video ads
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HQ: San Francisco, CA, United States
What they do:
AI plug-in that automates HR immigration screening and compliance
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HQ: San Francisco, CA, United States
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Fast Physics Simulations for Rapid Design and Real Time Control
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HQ: San Francisco, CA, United States
What they do:
Autonomous OS for healthcare
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HQ: San Francisco, CA, United States
What they do:
Use Claude Code at 47% less cost in one line of installation.
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HQ: San Francisco, CA, United States
What they do:
AI that automatically improves products from user behavior
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HQ: San Francisco, CA, United States
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Claude Code for Mechanical Engineers
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HQ: San Francisco, CA, United States
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Datadog for Agent Reliability
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HQ: San Francisco, CA, United States
What they do:
Real time intelligence for law enforcement & security teams.
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HQ: San Francisco, CA, United States
What they do:
Detect what AI can automate for your team
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HQ: San Francisco, CA, United States
What they do:
Multimodal foundation models to predict uncollected patient biology
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HQ: San Francisco, CA, United States
What they do:
AI Employees for Primary Care
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HQ: San Francisco, CA, United States
What they do:
AI teammates for logistics
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HQ: San Francisco, CA, United States
What they do:
AI Verification for Insurance
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HQ: San Francisco, CA, United States
What they do:
Turning all software into agent-first APIs
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HQ: San Francisco, CA, United States
What they do:
Notion for AI chats
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HQ: San Francisco, CA, United States
What they do:
Enterprise post-training, monitoring, and continual learning platform
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HQ: San Francisco, CA, United States
What they do:
AI models that learn from experience
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HQ: San Francisco, CA, United States
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AI SRE agent that triages, coordinates, and fixes production incidents
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HQ: San Francisco, CA, United States
What they do:
AI agents that automate B2B software implementation
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HQ: San Francisco, CA, United States
What they do:
Scaling formal verification to accelerate scientific discovery
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HQ: San Francisco, CA, United States
What they do:
Infrastructure for Autonomous Science
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HQ: San Francisco, CA, United States
What they do:
AI native radars for self-driving cars
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HQ: San Francisco, CA, United States
What they do:
Open-source Agentic Development Environment
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HQ: San Francisco, CA, United States
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Foundation models for 24/7 Earth Observation
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HQ: San Francisco, CA, United States
What they do:
Turn gatherings into lasting relationships.
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HQ: San Francisco, CA, United States
What they do:
API sandboxes, built for AI agents
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HQ: San Francisco, CA, United States
What they do:
The secure training data R&D engine for physical AI
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HQ: San Francisco, CA, United States
What they do:
The robot workforce for infrastructure
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HQ: San Francisco, CA, United States
What they do:
Automating dexterous tasks in warehouses with AI-powered robots
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HQ: San Francisco, CA, United States
What they do:
Keeping contractors on the job site, not behind a desk.
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HQ: San Francisco, CA, United States
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Drones that clear clouds over solar farms and weaken hurricanes
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HQ: San Francisco, CA, United States
What they do:
Compression middleware that improves LLM outputs
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HQ: San Francisco, CA, United States
What they do:
Payments for Conversational Agents
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HQ: San Francisco, CA, United States
What they do:
API for performance-based payroll
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HQ: San Francisco, CA, United States