City β San Francisco, United States
216 startups in San Francisco
A curated index of early-stage companies headquartered in San Francisco, United States β from bootstrapped indie hackers to venture-backed category-defining startups.
- RDRender
The cloud built for the post-AWS generation.
Dev Tools - TUTurso
SQLite on the edge.
Dev Tools - ASAshby
All-in-one recruiting platform that empowers hiring excellence inβ¦
SaaS - MTModern Treasury
Payment operations tools for money movement.
Fintech - SSSubstack
A place for independent writing.
Marketplace - PHPostHog
The single platform to analyze, test, observe, and deploy new features
Open Source - CGCognition
Makers of Devin, the AI software engineer.
AI - IFInfisical
Unified platform for secrets, certs, and privileged access management
Open Source - RTRetool
Build internal tools fast.
SaaS - MIMintlify
The intelligent knowledge platform
SaaS - SZSigNoz
Open source alternative to DataDog
Open Source - DGDeepgram
Building foundational AI for speech transcription and understanding.
AI - CKClerk
Authentication and user management for modern apps.
Dev Tools - FHFathom
The most flexible AI meeting notetaker ever built.
AI - MXMixpanel
Mixpanel is event analytics for builders that need answers.
SaaS - HTHightouch
The leading Composable CDP and AI Decisioning platform
SaaS - ABAirbyte
Context layer for production-grade AI agents
Open Source - WFWellfound
Where startups and talent meet.
Marketplace - DVDoorvest
Buy a fully-managed rental property in 60 days.
Fintech - CDClassDojo
Communication app for K-8 teachers, kids, and families
SaaS - PVPave
Plan, communicate, and benchmark your compensation in real-time.
SaaS - BCBeacons
An AI-powered, all-in-one business platform for content creators
SaaS - APApollo.io
Apollo is the foundation of your entire go-to-market strategy.
SaaS - TVTavus
Building the human layer of AI
AI - WAWafer
AI that makes AI fast.
AIΒ·Series A - NANaΓ―ve
Autonomous companies.
AI - CWChatwoot
The modern, open source, self-hosted AI customer support platform
SaaS - AQAfterQuery
Applied research lab curating data solutions for foundation modelβ¦
AI - CACasa
Your personal property manager
Marketplace - HCHelicone
LLM Observability for Developers
Dev Tools - EXExa AI
Web search rebuilt for LLMs
AI - FCFirecrawl
The web data API for searching and scraping. π₯
Dev Tools - LTLetta
Memory-first infrastructure for AI agents
AI - INInstant
The best backend for AI-coded apps
Dev Tools - LKLiveKit
Open source WebRTC and real-time AI infrastructure
Dev Tools - NGNango
A single API for all your integrations
Dev Tools - LGLago
The AI Native Billing Platform
Fintech - RARecall AI
The API to get recordings, transcripts, and metadata from meetings
AI - APActivepieces
Open-source, AI-first and no-code business automation tool
SaaS - TRTrim
A foundation model for physics.
AI - MFMaritime Fusion
Fusion reactors for ships
SaaS - BYBystreet
Connect with hoteliers around the world.
SaaS - RORoark
Test, monitor, and improve your voice agents
AI - OUOutlit
Protect and Grow Long-tail Revenue
AI - NINitrode
Frontier AI research to advance game development
AI - PRPromptless
An AI teammate that automatically updates your customer-facing docs
Dev Tools - BUBud
Agent with a computer
AI - OUOutship
Hire amazing engineers by seeing how they use AI
SaaS - BUBrowser Use
Agents that use the browser.
Dev Tools - ERErgo
AI agents and unified data layer for revenue teams
AI - WOWoz
Claude Code plugin that reduces token consumption and cost by 50%
Dev Tools - LALopus AI
Headless Data Team
SaaS - 1010x
AI Sales Teams for Dental Practices
AI - TAToothy AI
AI for insurance verification & billing at dental clinics
Fintech - VHVocality Health
Voice AI for medical language translation
AI - FAFazeshift
AI agent for Accounts Receivable
Fintech - CECentral
Payroll, benefits, state compliance & other bullsh*t for startups
Fintech - OUOuterport
EDA for Industrial Control Systems
AI - MAMica AI
Replace the humans fixing bad data
AI - DADataleap
AI Employees for the Enterprise
SaaS - WIWinfunc
ai-native security engineering for mission critical codebases
Dev Tools - PRProxis
The platform for enterprise AI agent automations, starting with email.
AI - MDmdhub
AI-native operating system for behavioral health clinics.
AI - CHCheers
Win local search on ChatGPT & other LLMs
SaaS - AFAffil.ai
AI Affiliate Network For Financial Companies
Fintech - OWOway
The coordination OS for the physical economy.
AI - OLOrca Launcher
Orca lets you build, discover, and play Minecraft games with friends.
Marketplace - DIDistro
The AI co-pilot for sales reps at industrial wholesale distributors.
AI - ANAnthrogen
We work on generalizable tools for the next era of biotech.
AI - ARAzalea Robotics
Automating airport baggage handling with robots.
SaaS - ENEntangl
Find & resolve issues in data center engineering & operations using AI
AI - HEHeartByte
GenAI Interactive story. Creator write fictions 10x faster.
AI - RFRoboflow
πΌοΈ Give your software the sense of sight.
AI - AYAnyscale
Scale Python and AI applications on any infrastructure
AI - STSettle
Cash flow management and financing for e-commerce brands
Fintech - LXLabelbox
AI training data platform for the full ML pipeline
AI - PRPreset
Managed Apache Superset for modern data teams
SaaS - RQRequestly
Open-Source Postman alternative
Dev Tools - OLOllama
Get up and running with large language models.
AI - PKPortkey
AI gateway and LLMOps platform for production
AI - HLHumanloop
Humanloop is the LLM evals platform for enterprises.
AI - VAVapi
Voice AI for developers.
AI - RARetell AI
Supercharge Your Contact Center Operations with AI Phone Agents
AI - COCourier
The fastest way for developers to build notifications for their app.
Dev Tools - BNBun
Bun is an incredibly fast all-in-one JavaScript toolkit
Dev Tools - PRPrisma
Next-generation ORM for Node.js and TypeScript
Dev Tools - SLSlope
The B2B Payments Platform
Fintech - TPTeleport
The Infrastructure Identity Company
Dev Tools - DVDover
Your startup's all-in-one recruiting solution
SaaS - MXMux
Video infrastructure for developers
Dev Tools - GRGreptile
AI code review agent with complete context of your codebase
AI - CDConductor
Run a team of coding agents on your Mac
AI - HDHedra
Generate expressive AI character videos instantly
AI - MTMastra
The Javascript framework for building AI agents, from the Gatsby devs
Dev Tools - OMOmni
Modern BI combining SQL power with no-code ease
Dev Tools - TRTranscend
Automate data privacy compliance across your whole stack
Dev Tools - BMBemi
Automatic audit trails for PostgreSQL without code changes
Dev Tools - DNDensity
Understand how your office space is actually used
SaaS - GGGigs
The OS for Embedded Telecom
SaaS - FRFront
Customer communications hub for building strong relationships
SaaS - NMNumeral
The AI-native sales tax solution.
Fintech - LCLanceDB
Open-source, serverless vectordb for production-scale generative AI
Open Source - RWRisingWave
Streaming SQL for real-time analytics
Open Source - STSuperTokens
Open source alternative to Auth0 / AWS Cognito / Firebase Auth
Open Source - HDHyperDX
Open-source, dev-friendly observability.
Open Source - MMMattermost
Secure Collaboration for Technical Teams
Open Source - GBGrowthBook
Open source feature flagging and A/B testing
Open Source - LLLiteLLM
Call every LLM API like it's OpenAI [100+ LLMs]
Open Source - FZFirezone
Easiest way to set up Zero Trust Access for your team
Open Source - SCScreenpipe
Turn your company's computer work into AI agents.
AI - SASuperAgent
Security for AI-native developers
Open Source - COComfy
Building ComfyUI
Dev Tools - FLFlutterFlow
Application Development Platform (Native Mobile + Web Apps)
SaaS - HYHyperbound
Revenue Activation Platform
AI - TATasklet
Agents that own the work
SaaS - VEVesta
The future of mortgage infrastructure
Fintech - GLGlide
Glide turns spreadsheets into beautiful, intelligent apps.
Dev Tools - SLSlash
Banking, corporate cards, stablecoin payments β available globally.
Fintech - SOSolidroad
AI agents for CX teams, starting with training and QA.
SaaS - ACAtlas Card
Modern spend management & concierge.
Fintech - TRTreeline
The Modern IT Operating System
SaaS - DODoss
Adaptive ERP and data platform
Dev Tools - FIFinch
Finch is the Employment Data Platform
Fintech - FRFractional
The place where motivated investors and entrepreneurs co-own together.
Fintech - WAWarmly
[Acquired by HubSpot in 2026] Autonomous sales platform to auto-emailβ¦
SaaS - RORootly
AI-native on-call and incident response carefully crafted to helpβ¦
Dev Tools - REReworkd
The simplest way to extract web data at scale
AI - ZEZeal
Modern payroll for modern work
Fintech - COCortex
Cortex is the Internal Developer Portal eliminating βdeveloper taxββ¦
Dev Tools - GCGym Class
Connecting the world by simulating it
Marketplace - ZIZip
Modern procurement platform
Fintech - PUPulse
Production-grade unstructured document extraction
Dev Tools - EVEvery
Banking + Payroll/Benefits + Bookkeeping + Tax in one place
Fintech - MAMarqo
Smarter search, higher conversion
Dev Tools - CHChalk
Chalk
Dev Tools - SUSuperlinked
Turn complex data into vector embeddings
Dev Tools - PRPrismaX
Decentralized robot AI platform
AI - DEDeepnote
A better data science notebook.
SaaS - ATAtoB
Modernizing global transportation payments.
Fintech - JUJulius
Build and analyze things with AI
SaaS - NONowadays
AI-native platform for corporate meetings and events
SaaS - MIMiddesk
We make it easier for B2B companies to transact with one another
Fintech - STStride
Portable benefits for small business
SaaS - INInvert
Data analytics software for biomanufacturing.
SaaS - TDTwo Dots
AI fraud prevention and underwriting agent
Fintech - FRFreed
AI Scribe for happier clinicians
SaaS - SFSan Francisco Compute Company
Rentable, large, low-cost pre-training clusters
Dev Tools - INInkeep
Build AI Agent teammates and automations in code or no-code
AI - STStackAI
The Enterprise AI Transformation Platform
AI - MEMeter
Internet infrastructure for the enterprise
AI - CACardless
Embedded credit card platform
Fintech - TOTolans
An embodied companion
Marketplace - MAManifest
How small business dreams big
SaaS - MOMoonlake
Vibe coding interactive worlds
AI - PRPromise
Better payment systems for governments and the communities they serve.
Fintech - PIPrime Intellect
Commoditizing compute and intelligence
AI - OSOsmind
Platform for breakthrough mental health research and treatment
SaaS - UNUnify
Transform growth into a science
SaaS - DADavid AI
Data for audio AI
Dev Tools - DADatacurve
Frontier coding data for training and evaluating LLMs
AI - ANAnara
AI for researchers
AI - MAMainstay
Market intelligence platform for real estate
Marketplace - ZEZeroEntropy
Artificial Specialized Intelligence
Dev Tools - REReducto
The complete agentic document platform
Dev Tools - OSOsmosis
Reinforcement Learning (RL) for AI Agents
AI - NANatural
Payments for AI agents
Fintech - FUFurtherAI
AI Workforce for the Insurance Industry
AI - ALAlex
Alex is the AI recruiter for hiring great people.
SaaS - MEMercor
Onboard your global team in seconds
SaaS - VEVesence
AI for High-Stakes Work
SaaS - RERelace
Models and infra for coding agents
AI - ILImpulse Labs
Next-generation kitchen stove
SaaS - LELegend
Your gateway to decentralized finance
SaaS - COCocoon
Bring your most important groups closer together
SaaS - TATera AI
Superhumanβ spatial reasoning for autonomy
AI - HIHighscore
Play any PC game on any device
Marketplace - QUQuo
The all-in-one business phone for teams.
SaaS - MPMagic Patterns
Go from idea to production with AI.
SaaS - SASafetyKit
AI agents for risk, compliance, and safety
Dev Tools - TOToma
AI for Underserved Industries
AI - SOSonatic
Promptless agentic actions
AI - MOMomentic
The agentic quality platform for web and mobile
Dev Tools - REResponse
Organizing the world's inventory.
Marketplace - HAHappyRobot
Intelligence that runs your operations.
Marketplace - MEMedra
Physical AI integrated in your lab
AI - PAParahelp
Build an AI support agent that securely uses all your tools
AI - SUSuger
Salesforce for Cloud marketplaces on AWS, Azure, GCP
Dev Tools - LALayer
Embedded accounting for SMB platforms
Fintech - ALArray Labs
We're building satellites to create a real-time 3D map of the world.
SaaS - OVOverlap
Multimodal AI agents for video
SaaS - ITItem
The AI-Native CRM that works for you
SaaS - MOMotif
Where tomorrowβs buildings take shape
SaaS - 1111x
AI digital workers platform
AI - ACActiveloop
Database for AI
Dev Tools - AGAgora
Agora
SaaS - ARArtisan
AI employees that take on real work, starting with sales
AI - SHShepherd
Modernizing commercial insurance
Fintech - CACampfire
The AI Native ERP for the fastest growing companies.
Fintech - CACambio
AI-native commercial real estate operations
Fintech - DLDedalus Labs
Compute substrate for AI agents
AI - D(Ditto (Words)
Manage the words across your teamβs product from design to production.
SaaS - INincident.io
Incident management platform
SaaS - KIKindred
Kindred
SaaS - AIArtificial Intelligence Underwriting Company
The world's first standard for AI agents
AI - TRTrunk
CI reliability for high-velocity engineering teams
Dev Tools - WIWillow
The voice interface replacing your keyboard
SaaS - BABretton AI
AI-native operations for the banks
AI - O(Obvious (fka Flatfile)
Smart APIs for file-based data import
Dev Tools - PUPulley
Pulley helps founders and finance teams manage their equity and capβ¦
Fintech - GUGumloop
The multiplayer AI agent builder. Let anyone build, IT controls access
SaaS - KEKernel
Crazy fast, open source infra for AI agents to use the Internet
Dev Tools - PAParaform
Recruiting, made easy
SaaS - LHLatent Health
Medical language models to automate healthcare operations
SaaS - PAParadigm
A reimagined workspace with AI at its core
AI - SUSupermemory
Universal memory API for AI apps
Dev Tools - GLGimlet Labs
Applied AI research lab
AI