524 SaaS companies in San Francisco.
By the Numbers
Funding
Cognition
San Francisco
The company is an applied AI lab that builds end-to-end software agents and collaborative AI teammates, enabling engineers to focus on more interesting problems and empowering teams to pursue ambitious goals; it markets Devin as the first A
Poolside
Poolside is building the world's most capable AI for software development, focusing on distributed training and inference of large language models for source code generation, with a mission to unlock developers' potential through AI for sof
Decagon
Decagon is a leading conversational AI platform delivering concierge customer experiences with AI agents across chat, email, and voice in any language. It serves brands like Hertz, Eventbrite, Duolingo, and Oura and is backed by Accel and A
LMArena
LMArena, created by UC Berkeley researchers, is an open platform for accessing and comparing leading AI models, where users rate responses and help build a public, real-world leaderboard to increase transparency in AI progress.
Assort Health
Assort Health offers what it calls the most comprehensive patient experience platform, handling 115M+ interactions since 2023 with 98%+ resolution, 99% scheduling accuracy, 4.4/5 patient satisfaction, and 15x revenue growth since Q4 2024, l
Cartesia
Cartesia builds the next generation of AI—ubiquitous, interactive intelligence that runs wherever you are. It maintains a Discord community (discord.com/invite/cartesia) and showcases its work at cartesia.ai.
Serval
Serval is an AI platform for IT teams that replaces legacy systems with automation, freeing people to focus on meaningful work. It is trusted by Perplexity, Together AI, Writer, Mercor, and Verkada to automate over half of their IT tickets.
DepthFirst
depthfirst is an applied AI lab dedicated to securing the world's software, focusing on AI-native security as software underpins modern civilization and exploits are expected to rise with AI proliferation.
Campfire
Campfire is an AI-native ERP for mid-size and enterprise companies to close fast and scale faster. Based in San Francisco, it is backed by Accel, Foundation Capital, Y Combinator and Capital49(Airwallex), serving 50 to 5,000-employee firms
Listen Labs
Listen is an autonomous market researcher that uses AI to design interviews, recruit participants, and analyze responses, delivering insights in hours rather than weeks, 24/7. Trusted by Google, Microsoft, SKIMS, Nestlé, and hundreds of ent
Bretton AI
Bretton AI (formerly Greenlite AI) builds AI agents for financial crime compliance, helping banks and fintechs automate AML and KYC work.
David AI
David AI builds audio datasets through R&D; founded in 2024 by former Scale AI engineers, it counts FAANGs and AI labs among customers and raised a $50M Series B from Meritech, NVIDIA and others, achieving seven-figure revenue in six months
Edison Scientific
Edison Scientific, spun out from FutureHouse in 2025, accelerates scientific discovery by building and commercializing AI agents for science, pursuing an AI Scientist to scale autonomous research and tackle challenges such as drug developme
Stand Insurance
The company protects and insures homes against wildfire and hurricane risks by applying physics and AI to model true property risk, enabling more homes to be insurable.
Salient
Salient is an AI-driven workflow automation platform for lenders, starting with auto loan servicing. Since launching in 2023, it has surpassed $10M ARR, achieved cash-flow positivity, partnered with major U.S. lenders, and identified 35k+ C
Giga
Giga provides enterprise customer support by deploying AI agents, handling over 1 million tickets monthly, and counting industry leaders like Postman and Zepto among its clients, with rapid scaling backed by investors including Garry Tan and Nexus Venture Partners.
Zip
Zip, founded in 2020, pioneered procurement orchestration and leads $50B+ TAM, serving enterprises such as Instacart, Sephora, Reddit, Lyft, and brands like Airbnb, Facebook, Google. Valued at $2.2B with $370M in funding from Y Combinator,
Artisan
Artisan builds AI employees called Artisans and aims to replace the SaaS stack with a single integrated platform, starting with outbound sales; it consolidates every sales SaaS into one platform, framing it as next Industrial Revolution and
Noon
Noon (formerly Weaver) is an AI-native product design tool that links design and code so product teams can go from idea to shipped interface.
Imbue
This company aims to rekindle the dream of personal computing by making reliable software creation accessible to all, empowering humans in an AI era with powerful computing tools and researching verification of LLM-generated code to ensure
Counsel Health
Counsel is building an AI-driven healthcare practice to scale care delivery and provide rapid, personalized medical advice, leveraging partnerships with leading healthcare organizations and collaborative clinician–AI models; founded 2023, r
Delve
Delve is an AI-native compliance company helping 700+ fast-growing firms achieve SOC 2, HIPAA, ISO, GDPR, and other standards in days, not months; trusted by Lovable, Bland, and Wispr Flow, and building an AI-native platform to automate com
E2B
E2B is a Series A startup building the next hyperscaler for AI agents. It has seven figure revenue and has raised over $32M from investors including Insight Partners, serving Perplexity, Hugging Face, Manus, and Groq in San Francisco and Pr
Casca
Casca is building AGI for banking, replacing legacy systems with AI-native tech that automates 90% of manual work. It emphasizes responsible AI with human-in-the-loop monitoring and is backed by Y Combinator, Peterson Ventures, The Sarah Sm
General Medicine
General Medicine is a healthcare store focused on transforming outpatient care access by providing fast, price-transparent guidance on the next best clinical steps for all patients, regardless of insurance, aiming to speed care and empower
Wordware
Wordware offers a web-hosted IDE that lets non-technical domain experts collaborate with AI engineers to build task-specific AI agents, treating prompting as a programming language for natural language programming and agent orchestration.
Slash
Slash is a fintech company building industry-specific business banking, backed by YC, NEA, Stanford University, and others; it powers over three billion dollars a year in business purchasing and is among the fastest growing fintechs.
AfterQuery
AfterQuery builds datasets and experimentation to advance frontier LLM and AI-agent workflows, constructing complex data-infrastructure for agentic and hard-reasoning tasks. It partners with five AI labs and is YC's infrastructure partner, led by teams from top banks and quant firms.
Further
FurtherAI is a domain-specific AI company for the insurance industry, helping insurers, reinsurers, MGAs, and brokers drive better decisions at scale. Backed by a16z, Y Combinator, Nexus, and Converge, it supports customers writing over $15
Judgment Labs
Judgment Labs provides infrastructure for Agent Behavior Monitoring (ABM) to observe post-deployment autonomous-agent behavior at scale, serving hundreds of teams. It has raised over $30 million from notable investors and positioned as a le
FurtherAI
Unify
Unify is an AI-first go-to-market platform that treats growth as a science, powering pipeline for leading teams such as Airwallex, Cursor, Perplexity, Together AI, and Guru. Founded Jan 17, 2023 by Austin Hughes and Connor Heggie, with a Li
Moonlake
The company builds multimodal reasoning models, developing AI systems that can reason across multiple modalities and integrate diverse data types. This focus positions it in a technically advanced area of AI development.
Fulcrum Tech
The company develops an AI platform that automates administrative tasks for insurance brokerages, with strong penetration in enterprise brokerages. It recently raised a Series A and aims to expand in the $1.5 trillion insurance market.
Indent
Indent is a platform for large engineering teams, used for incident response, code review, and data analysis with minimal setup. It provides a cloud AI software engineer that handles the entire job, including real-world tasks like analyzing
Mem0
Mem0 provides a universal, self-improving memory layer for LLM applications, enabling personalised AI experiences while reducing costs and boosting user delight. It markets itself as "The memory layer for Personalized AI."
Juicebox
Juicebox is an AI-powered recruitment company founded by Ishan Gupta and David Paffenholz, aiming to disrupt recruiting with AI that can reason and take actions. It serves 2,500+ clients, seven-figure revenue, is cashflow positive, and has
Vultron
Vultron helps federal contractors win contracts by delivering compliant proposal drafts and compressing weeks of work into days. It is trusted by 400+ federal contractors and has enabled $2.2B in contract wins, using proprietary models trai
Sauron
Sauron provides residential security via autonomous robots and cars, led by alumni of Zipline, Tesla, Apple, and Google. Incubated by Kevin Hartz and Atomic, it has raised rounds totaling at least $40M from investors including A*, 8VC, and
Encord
Encord offers a multimodal data labeling, curation and evaluation platform for AI, built by quants, physicists and computer scientists; backed by CRV and YC, it is SOC 2, HIPAA and GDPR compliant and serves customers including Synthesia and
Gigs
Gigs is building the operating system for mobile services, enabling tech companies to embed connectivity and automate phone-plan provisioning for fintechs and HRIS platforms. Backed by nearly $100 million from Ribbit Capital, Google, and Y
DayDream
Daydream is a SaaS platform that automates the entire programmatic SEO workflow, aiming to streamline programmatic SEO engines. Despite being pre-launch, it has reported rapid ARR growth month over month and plans a GA product, with LLMs in
Alex (formerly Apriora)
Alex AI builds the future of hiring with an autonomous recruiter that conducts real-time video interviews, asking employer-selected or job-based questions and personalized follow-ups to speed hires and improve signals; it supports thousands
Automat
Automat is a generative AI platform that creates and scales end-to-end automations, redefining Enterprise AI Agents, RPA, and Intelligent Document Processing; it serves some of the world's largest companies and claims 10x speed and lower co
Momentic
**The AI-native automated testing platform** Momentic is the modern alternative to Selenium, Cypress, and Playwright. We help software companies ship faster with reliable end-to-end tests that write themselves. World-class engineering team
Archil
Archil connects AI applications to data resources, including model training, agents, and sandboxes, enabling data access for AI development and experimentation. It positions itself as the connector between AI tools and the data they require
Toma
Toma provides an AI and software suite for automotive dealers, backed by top investors including Andreessen Horowitz and Y Combinator, and partnered with Lithia Motors and Cox Automotive; it has 100+ U.S. dealers and seven-figure ARR within
FleetWorks
FleetWorks builds voice agents to modernize freight booking, creating a more efficient marketplace for brokers and forwarders. With Series A funding, it is led by Paul Singer and Quang Tran and based in SOMA.
ComfyUI
ComfyUI is a San Francisco-based, open-source, node-based engine for generating visual AI content, billed as the world’s leading visual AI platform with a modular system and a community of millions of users, 60k GitHub stars, and thousands
Phonely
Phonely develops voice AI technology to improve customer support and enable doctors to see more patients, while reducing hold times. It positions itself as a leader in intelligent, scalable customer communication and aims to redefine how bu
Artie
Artie enables real-time data streaming and database replication between databases and data warehouses, launched about a year ago and now processing over 10 billion rows per month, backed by Pathlight and General Catalyst.
Eigen
Eigen is building a consumer social company focused on peer-like connections rather than an assistant, aiming to redefine social experience with intuitive product design and human-centered interactions.
Artificial Intelligence Underwriting Company (AIUC)
The company underwrites superintelligence and evaluates, certifies, and insures agents, focusing on assessing and supporting agents within the realm of advanced intelligence.
Hark
Hark builds an end-to-end AI automation system—from workflow ingestion to production monitoring—plus services that accelerate deployment 10x; founded by Obaid Khan and Tim Lee, bringing operator credibility from Motive, Miso Media, and Code
Quanta
Quanta is the accounting service for software businesses who want to get their finances right, without delay. We’re the only service that can provide critical business metrics up to date daily, and will close your books as fast as the data
Simple AI
Simple AI builds enterprise-grade voice AI agents to automate customer conversations at scale, handling millions of calls for brands like Doordash, xAI, and Omaha Steaks. Backed by Y Combinator and notable investors, the lean startup aims t
Tamarind Bio
Tamarind provides access to AI-powered drug discovery for scientists, used by thousands from pharma, biotech, and academia, serving a broad, cross-industry research community.
Mandolin
Mandolin is building last-mile delivery infrastructure to speed development and delivery of cutting-edge drugs (cell/gene therapies, biologics), aiming to extend healthy lifespans by shortening time to patient access; backed by SignalFire,
ZeroPath
ZeroPath, founded by security researchers formerly from Tesla and Google, helps developers ship secure code faster with a developer-friendly solution that changes how teams approach application security.
Textla
Textla democratizes SMS for businesses with a lowest-price guarantee, delivering hard-dollar/time savings, and grew from $0 to $13M in revenue in 18 months with under 50 employees.
Eragon
Eragon is an AI Operating System for enterprises that serves as a reasoning engine, learning and acting across the organization, embedding into workflows to unify data, people, and processes into a context-aware workspace for billion-dollar decisions.
Brainbase
Brainbase Labs is building an AI Workforce by deploying AI agents that act as employees for front-line support to back-office tasks. Backed by top investors and with a multinational team, it has 150+ live deployments across automotive, hosp
Dedalus Labs
Dedalus Labs provides an MCP gateway and servers, unifying the AI agents ecosystem with a drop-in API. It enables users to go from idea to production in a single click, mixing models from any vendor with MCP marketplace tools.
Cogent Security
Cogent develops AI-powered vulnerability management solutions for enterprises, aiming to create an AI Taskforce for Vulnerability Management to boost efficiency and accelerate risk reduction. It is trusted by brands and led by executives fr
Omen.ai
Omen AI develops industrial diagnostics and the Digital Mechanic, an intelligent diagnostic layer for industrial machines. Backed by leading investors, its technology has been deployed with Fortune 500 fleets and the company is scaling rapi
Taxo AI
Taxo builds agents to automate administrative workflows in healthcare, reducing clinicians' administrative burden and enabling them to focus on patients. It provides workflow-support solutions for healthcare professionals to improve efficie
Proximal
Proximal builds realistic training environments that mirror software engineering work and collaborates with frontier labs and enterprises to simulate complex tasks, helping clients train and adapt the next generation of coding agents.
Crucibl
Onyx
Onyx is an open-source AI assistant that aggregates company documents, apps, and people (Slack, Google Drive, Confluence, GitHub) to provide immediate answers from a single interface, with 24/7 availability and customizable assistants; foun
Lemon Slice
Lemon Slice is building a video foundation model for human motion and emotion, backed by a $6M seed from Y Combinator, Matrix Partners, The Chainsmokers and others; it has generated 1M+ videos and trains models as part of GenAI strategy.
Hamilton AI
Hamilton AI is building the operating system for business aviation, replacing fragmented communications with a fully integrated platform that uses AI to support scheduling, trip management, and operational decision-making, delivering real-t
Layer
Layer provides embedded, API-first accounting software and bookkeeping services for vertical SaaS platforms and neobanks that serve small and medium-sized businesses, enabling seamless integration into the platforms SMB owners already use.
Central
**Central Payroll, benefits, state compliance & other bullsh*t for startups** Central kills back-office work for startups. While HR/payroll platforms give you software to figure it out, Central actually does all the work using AI agents an
Dosu
Dosu makes engineering knowledge accessible to developers, empowering the community with AI-driven tools. A small San Francisco-based team backed by over $9M in funding, its software is used on thousands of open-source GitHub repos and supp
Fifteenth
Fifteenth provides tax planning and filing for individuals in the tech industry, delivering a seamless tax experience. The firm uses cutting-edge software and a team of five engineers formerly at Flexport and Rippling, positioning it as a t
Highlight
The company markets itself as an on-screen personal assistant and aims to make users 10x faster at their jobs, positioning its product as a tool to streamline work and speed up daily tasks through on-screen assistance.
Unsiloed AI
Unsiloed AI provides production-grade APIs that ingest, parse, structure, and split documents into Markdown and JSON, preserving hierarchy and domain-specific context for Finance, Legal, and Healthcare workflows, enabling reliable AI/LLM us
Subhub
SubHub automates construction estimating by converting blueprints into estimator-ready takeoffs, reducing a 3+ month manual process to days.
Eloquent AI
Eloquent AI designs autonomous AI agents for regulated industries, enabling real-time compliance and reducing hallucinations in high-stakes interactions, serving financial institutions and insurers worldwide from its San Francisco headquart
Sphinx
Sphinx builds AI analysts that operate inside browsers and internal systems. Its agents, used by banks and fintechs across the United States, Canada, Europe, and Latin America, handle 90% of manual work and cut costs by 4x.
Altara
Altara is a San Francisco startup building an AI co-scientist for the physical world to accelerate breakthroughs in semiconductors, batteries, materials, chemicals, and aerospace, aiming to define a new AI-for-science category; backed by Gr
Vmax
Vmax is an applied research lab at the frontier of reinforcement learning, developing techniques to leverage RL with Large Language Models.
Runloop
Runloop focuses on infrastructure and orchestration for AI agents, aiming to power the Agentic Web. With a small team of engineers formerly from Google and Stripe, it tackles productionizing AI for software engineering at scale.
Abacus
Abacus builds AI agents to automate tedious accounting workflows, redefining how accounting firms operate. It serves large enterprise clients, generates meaningful revenue, and is led by a two-person founding team backed by top-tier investo
Statics
Statics is building Context OS for AI agents to optimize context and improve LLM performance. Backed by Tier 1 VCs, including a16z, it works with a portion of Forbes AI 50 and is an early-stage company led by Johnny Wang.
Lumena
Lumena empowers domain experts to build AI-powered enterprise applications, enabling humans and AI to collaborate across systems such as Salesforce, NetSuite, and HubSpot. Its design partners include mid-market and enterprise companies in f
Onos Health
Onos Health is a San Francisco-based early-stage startup building an AI-powered platform to reduce waste in U.S. healthcare spending by aligning providers and payers, with a $6M seed round, live partnerships with major health plans, and exp
Assert
Assert.dev is building a modern code-review interface for AI-enabled development, guided by the slogan "Code is meant to be run, not read." It operates the assert.dev website and aims to modernize code review for the AI era.
Infinite
Infinite is a stablecoin payment processor whose founding team previously built and scaled products at Coinbase and Sardine, bringing category-leading fintech experience to deliver stablecoin payments backed by recognized fintech leadership
Turgon
At Turgon, a San Francisco and New Delhi startup founded by serial entrepreneurs, combines AI agents with human-in-the-loop solutions to build, integrate, and run the enterprise IT stack, tapping into a $1.5 trillion IT services market.
Crustdata
A VC-backed data company delivering real-time company and people data enrichment via APIs, founded by Chris Pisarski, Abhilash Chowdhary, and Manmohit Grewal, with 15 engineers and offices in New York City and San Francisco, building reliab
XOXO AI
XOXO AI is a stealth research lab building consumer social AI that predicts user needs and fulfills them without prompts, aiming to democratize intelligent interfaces. It is assembling engineers, designers, and researchers to lead the next
Infilla
Infilla is a startup aiming to accelerate housing by fixing the permit process, the slowest part of building. It has raised $5 million from investors and reports demand, supported by a team with experience at Dropbox, Discord, Affirm, and M
Muro
Muro AI provides AI agents for Architectural, Engineering and Construction firms to automate pre-construction activities such as scoping and bid leveling, aiming to transform $2 trillion construction industry; led by CEO Kalyan Gautham, CTO
Magic Patterns
Magic Patterns is a fast-moving startup with an office in San Francisco and additional offices across North America, known for its small yet mighty team and rapid growth as it aims to transform the future of software building.
Variant
Variant is building a code generation platform that aims to bring generative creativity to design tools, and it is well-capitalized and backed by notable investors.
Carma (YC W24)
Carma is a fastest-growing fleet management software company powering large US fleets, including Fortune 500 clients. It raised a $5.5 million seed round from Soma Capital, Y Combinator, and Superhuman founders, claiming to save thousands o
Artifact
Artifact is a collaborative IDE for hardware engineers that accelerates the entire lifecycle, from design to sustainment, by building a verifiable AI copilot with an intuitive UI that mirrors how hardware is actually built. It has raised $3
Mesa
Mesa builds next-generation developer tools focused on code review, quality, and productivity. Backed by Innovation Endeavors, Essence VC, South Park Commons, and leaders like Thomas Wolf of Hugging Face, it aims to reshape software develop
Reflex
Reflex is an open-source framework and hosted platform that helps Python developers build, deploy, and manage web apps, backed by an ecosystem of tools and services to speed development while preserving flexibility; founded by open-source m
Roger Healthcare
Roger uses generative AI to alleviate staffing shortages in home health care, with full deployment at agencies serving tens of thousands of patients daily.
Magnetic
Magnetic is building an AI tax preparer for CPA firms, publicly launched in 2025, with $5.2M in funding and ARR in the hundreds of thousands across dozens of firms, aiming to automate tax prep with higher accuracy and better workflow.
Radical Healthcare
Radical, a San Francisco-based company, aims to give every cancer patient access to the world’s best oncologist and holds exclusive access to a 400+ million-note, 8 million-record cancer dataset, backed by an elite advisory board and top-ti
Continue
Continue is a San Francisco–based startup (YC S23) backed by Heavybit and notable angels; Siemens is rolling out Continue, which has 26k+ GitHub stars and 2M+ downloads, and focuses on amplifying developers at the intersection of AI and dev
CloudCruise
CloudCruise offers a platform to design once and ship fast, reliable browser agents, triggerable via API, with automatic issue repair to keep agents running smoothly.
Blockit
Blockit is a Series A, Sequoia-backed AI time agent that learns user preferences and coordinates meetings across time zones and group calendars. It underpins AI agents with access to the world's time, growing stronger as calendars are linke
Crescent
Crescent is a US fintech building the future of business financial services, serving startups to $1B+ enterprises. It has raised over $10M from JP Morgan Chase, BNY Mellon executives and unicorn leaders, with an Elon Musk company as a custo
Tomex.ai
Tomex AI builds AI for enterprise supply chains, helping Fortune 500 organizations enforce negotiated terms and prevent tens of millions in annual losses. It is rapidly scaling and will engage Fortune 500 firms across CPG, retail, and healt
Vals AI
Vals AI is building the standard for evaluating real-world performance of large language models, originating from Stanford NLP evaluation research. Its $5 million seed round and its evaluations are used by major foundation model labs, enter
Pax
Pax is the first AI-powered duty drawback broker that automates and optimizes duty refunds, delivering 15% more refunds and a 99% reduction in processing time, founded by experts from Charter Brokerage, MIT, Google, Amazon, and Flexport.
Amari AI
The company provides AI-powered automation for customs clearance processes tailored to customs brokers, freeing them from repetitive work to focus on relationships and growth; it has helped brokers clear over $150 million in goods.
Klarity
Klarity Health provides high-quality, worry-free and low-cost telehealth services, ensuring comprehensive care is within reach. Whether you're seeking mental health support, weight management, or counseling and therapy, Klarity is your trusted marketplace for health and well-being. We have facilitated over 350,000 telehealth visits and are trusted by 80,000+ patients and 400+ medical specialists. Check out our 5-star ratings: https://www.reviews.io/company-reviews/store/helloklarity
Thunder Compute
Thunder Compute, backed by Y Combinator, raised a $4.5 million seed round and aims to revolutionize GPU utilization, with over $500,000 in revenue in six months and rapid scaling.
Willow
Willow is building a voice operating system that enables computer control via voice, writes for you today, takes actions for you tomorrow, and anticipates needs before you ask. It has Uber adoption; backed by Y Combinator and Box Group.
Remy
Remy builds autonomous AI product teams, beginning with design agents, to provide a 24/7 visual exploration and brainstorming partner for software teams, with the aim of becoming an autonomous teammate that ideates, designs, and ships softw
Latent
Latent develops AI-driven medical intelligence software to optimize hospital and clinic workflows, speed medication access for patients, and boost provider revenues, collaborating with major healthcare systems to expand fast, affordable pro
Secureframe
Secureframe provides seamless cybersecurity compliance software for thousands of businesses, aiming to revolutionize the field; recognized as a trusted leader by Forbes, TechCrunch, and The Wall Street Journal, and backed by Kleiner Perkins
Slope
Slope partners with large companies to offer AI-enabled credit to businesses via strategic financing partnerships; it has raised $252M from notable investors including Sam Altman, JP Morgan Chase, Union Square Ventures, and Y Combinator to
Theta
Theta translates real-world workspaces into simulation environments and trains expert-level agents that deeply understand those environments.
Weave
Weave applies machine learning to engineering data, scanning every pull request to estimate its duration and evaluate review quality and work type, enabling teams to gain visibility and improve predictability in software delivery.
