All startups in San Francisco Bay Area

Joon Health

San Francisco

Joon Health offers an integrated digital platform for pediatric behavior disorders (ADHD, autism, anxiety, depression), aiming to become the first-line digital treatment; since 2022 it has 20,000+ paying subscribers and over $6 million in f

Neon Health

San Francisco

Neon Health automates patient access workflows for pharma companies, streamlining benefit verifications, prior authorizations, financial assistance enrollment, onboarding, and adherence management to accelerate access to life-saving treatme

AgentMail

San Francisco

AgentMail is an email API that allows your agent to have its own inbox. Think of it like Gmail, but for AI Agents instead of humans. Developer-first in everything we do, always.

OLLY

San Francisco

OLLY is a maker of premium nutrition and wellness products. Our mission is to inspire lifelong healthy habits by bringing simplicity, inspiration and delight to the world of vitamins and supplements.

Powder

Redwood City

Powder builds AI agents that help financial advisors work faster, smarter, and with greater precision. Serving wealth managers handling billions in assets, Powder operates at the intersection of wealth management and AI, backed by top-tier

Lirvana Labs

Menlo Park

We are building a Limitless Learning Companion, starting with an AI-powered app for kids - Yeti Confetti Kids.

Leaping AI

San Francisco

Leaping AI provides self-improving voice AI agents for business, enabling natural phone and web interactions, automating up to 70% of repetitive calls across ~100k daily calls with 90% CSAT, backed by Y Combinator and real-time autonomous l

TaxGPT

San Francisco

TaxGPT offers an AI co-pilot for tax accountants, claiming to boost productivity and profits by 10x with a proprietary AI model. With 50,000+ users, it aims to transform tax research and compliance and is expanding hiring for sales roles.

Better Auth

San Francisco

Better Auth, founded by Bereket Engida, is a TypeScript authentication framework and infrastructure platform offering user management, analytics, bot/fraud detection, transactional messaging, and session storage; it is open source with a co

Hammr

San Francisco

Hammr modernizes payroll and HR for the U.S. construction industry, offering a construction-specific alternative to platforms like ADP and Paychex in a $2.2 trillion market. Backed by $5M from YC and industry leaders, it's billed as a Rippl

Partcl

San Francisco

Partcl develops the next generation of chip design automation tools powered by GPUs and AI, claiming its tools are 1000x faster than legacy options.

Silvaco

Santa Clara

Silvaco offers technology computer aided design (TCAD) software, circuit simulation.

Camfer

San Francisco

Camfer enables engineers to use natural language for CAD tasks, building AI agents that autonomously design, source off-the-shelf parts, and generate drawings. It has Y Combinator recognition and OpenAI's o1 hackathon wins, plus a $4.8M see

Hamming AI

San Francisco

Hamming automates testing for AI voice agents, creating simulations with real conditions to ensure reliability. Led by CEO Sumanyu and CTO Marius, it uses OpenAI/Anthropic tech and has seen 8x revenue growth last month.

PacerPro

San Francisco

PacerPro helps legal teams derive insight from public information to inform timely case strategy decisions. With $5 million in funding and a veteran engineering leader, it is rapidly expanding into state courts to unlock a firm's collective

Mithrl

San Francisco

Scientific labs waste weeks learning & coding pipelines that do not carry over to the next experiment. Using just natural language, Mithrl builds them custom workflows for NGS data on-demand, in minutes -- not weeks. This allows them to focus all their time on running higher quality experiments.

Bluejay (YC X25)

San Francisco

Bluejay is an end-to-end testing platform for conversational AI with a voice focus, backed by Y Combinator and investors. It positions itself as an arbiter of truth, emphasizing safety, security, compliance, adversarial testing, and red tea

Oway

San Francisco

Oway is an AI-driven rideshare freight platform in the US trucking industry that fills unused capacity by connecting a marketplace of carriers and businesses to coordinate shipments, backed by Y Combinator and investors including Uber, Flex

Sunflower

San Francisco

Sunflower is a seed-stage startup with a 10-person team pursuing sobriety for 1.2 billion people affected by addiction. Founders bring YC, Techstars, and Rupa Health experience, with past products delivering up to $75M/year and nine-figure

OverlayRobotics

Oakland

Overlay is a venture-backed pre-launch startup developing the first intelligent makeup robot, redefining beauty application through robotics, perception, and design. With a stealth team, it aims to create a category of personal robotics at

Sonia

San Francisco

San Francisco startup developing Sonia, a safe AI therapist designed to clinically match 99th percentile human therapist and broaden access to mental health care. A team has raised $3.5M from YC, Moonfire, Verkada, Reddit, Instacart founder

Emobi

San Francisco

Emobi delivers a unified platform for seamless, secure EV charging, powering apps, fleets, and automakers while maximizing charger utilization; it integrates 122,000+ chargers across the U.S. and Canada, the largest North American ecosystem

SaaSGrid

San Francisco

SaaSGrid is the first financial analytics platform for recurring-revenue businesses, unifying data from CRMs, billing, accounting, and spreadsheets to empower teams to collaborate on data-driven decisions. Backed by Craft Ventures, SaaSGrid

Cartage

San Francisco

Cartage is an AI-managed logistics platform that functions as a logistics team for shippers, with Wilson coordinating booking, tracking, and end-to-end shipment management for manufacturers and distributors.

RetailReady

San Francisco

The company provides a unified retail compliance solution with real-time monitoring integrated into warehouse operations and brands' tech stacks, serving the retail and supply chain compliance market.

BuildBuddy

San Francisco

BuildBuddy was founded to boost developer productivity by democratizing access to world-class engineering tools that are typically reserved for employees of large companies, making them available to everyone.

Orchid

San Francisco

Orchid (W23) is an AI-powered EHR for independent mental health professionals. Based in San Francisco, it has a four-person team and was founded by Joseph Pomianowski.

Accend

San Francisco

Accend builds AI-powered risk, compliance, and underwriting automation tools for fintechs and banks. A YC S23 graduate, it has raised $6.2M in seed funding from Adverb Ventures, YC, General Catalyst, and 645 Ventures; clients include Pleo,

Jampack AI

San Francisco

Jampack is on a mission to make wholesale radically simple. Our AI agents streamline the end-to-end operations of getting physical products on shelves. Brands like Ghia, Fishwife, and Cascade Water save 20+ hours a week automating manual and repetitive tasks. Start your free trial at jampack.ai

Sitewire

Walnut Creek

Sitewire delivers same-day construction loan draws using virtual inspections, automated workflows, and integrated budget tracking, streamlining lender operations and accelerating funding decisions with clear project-budget visibility. Trust

Sekai

Sunnyvale

Sekai Project a publisher for visual novel, games, animation, manga and more.

Minoa

San Francisco

Minoa, founded by Max and Richard, fixes B2B sales with AI and unstructured data for enterprise clients like Personio, Cognite, and Templafy, claiming to impact $100 million in client revenue and a roadmap spanning marketing, sales, custome

Catio

Palo Alto

Palo Alto-based.

Pier

San Francisco

Pier is a fintech compliance platform for license management and regulatory reporting, enabling the next generation of financial services providers and expanding financial access for Americans. It has an oversubscribed round from top-tier v

Persana AI

San Francisco

Persana AI, a YC Winter 2023 startup, aims to revolutionize how companies execute go-to-market strategies, led by CEO Sriya Maram and co-founder Rush Shahani, with backgrounds at LinkedIn and NLP-focused roles at ElementAI and Shopify.

Penciled

San Francisco

Penciled is a healthcare tech company building an AI-driven patient engagement agent for physical therapists to automate time-consuming front-desk tasks; part of Y Combinator's Winter 2024 cohort and deployed across multiple PT chains natio

DeepSource

San Francisco

DeepSource is a unified DevSecOps platform that analyzes code changes to identify and fix security, performance, anti-patterns, and bug risks across every commit and pull request, integrating with GitHub, GitLab, and Bitbucket.

Ocular AI

San Francisco

Ocular AI offers an annotation engine for Generative AI, Computer Vision, and Enterprise AI, with Ocular Foundry for labeling, versioning, and deploying data, and Ocular Bolt leveraging a global expert workforce to accelerate labeling at sc

GridX

Milpitas

GridX partners with utilities and energy suppliers to transform their businesses and accelerate the clean energy transition. It serves more than 19 million homes and businesses and counts leading utilities, retail energy suppliers, and ener

Factored

Mountain View

Factored helps companies build world-class, rigorously vetted data science, machine-learning, and AI engineering teams.

Olive

San Francisco

Olive enables companies to create internal tools by describing their needs in natural language, positioning itself as the fastest way to create internal tools. It has raised a $2.1 million seed round and is scaling its team.

Finta

San Francisco

Finta is a platform that consolidates taxes, bookkeeping, and financial metrics for startups in one place, replacing traditional bookkeepers and QuickBooks, by integrating with Brex, Ramp, Stripe, and other tools to act as the source of tru

FullEnrich

San Francisco

Not "yet another email & phone finder". We aggregate contact infos from 20+ premium vendors. This means that if we can’t find the emails & phone numbers of your leads, no one else can. Enrich leads your way with our Bulk CSV enrichment, or our CRMs, Zapier, n8n and Make integrations.

Nango

San Francisco

Nango is a San Francisco-based, remote B2B software company building an open-source platform with a single API for all SaaS integrations. Founded by Robin Guldener and Bastien Beurier, it has YC participation, $2M funding, 300+ production c

AgileMD

San Francisco

AgileMD develops a cloud-based hospital decision-support platform used by thousands of physicians across hospitals and clinics in the United States, headquartered in San Francisco, delivering care decisions grounded in current medical knowl

DocMatter

San Francisco

Catalogued medical knowledge doubles every 73 days. At DocMatter, we enable physicians to harness the power of these big data sets to deliver the best possible patient outcomes. DocMatter is an AI-driven digital health company that has developed an online, peer-to-peer collaboration platform that streamlines knowledge access across a global network of highly-engaged healthcare professionals. Every physician has a unique combination of experiences, expertise and interests and DocMatter provides them with a time-saving platform to discover, share and learn. The problems we address are profound: - Medical error is the third leading cause of death in the US (Johns Hopkins) - Only 55% of patient case treatment algorithms follow recommended care standards (NEJM) - Once new clinical data proving superior patient outcomes for a medical product is released, it takes ~17 years for standards of care to change (World Bank) - Tens of billions of dollars are spent every year on SG&A by the healthcare industry getting new and innovative medical products in front of doctors (E&Y) - The US spends more than $10,000 per individual or 18% of GDP on healthcare, with estimates nearing $1 trillion dollars in total waste (JAMA) DocMatter provides physicians with actionable insights that every day lead to life-changing outcomes for patients around the world. We are scaling fast, come join us!

Attention Engineering

San Francisco

Attention Engineering builds an AI-powered desktop assistant that helps users analyze and automate their digital workflows.

Egress Health

San Francisco

Egress Health automates dental insurance revenue cycle management, making accepting insurance as easy as cash by sending claims, tracking payments, and collecting reimbursements. It’s live at dozens of private clinics and groups and has a Y

Lamar Health

San Francisco

Lamar Health leverages data science and AI to scale staff expertise for specialty medication workflows and automate patient paperwork, building infrastructure that connects care teams, clinics, and patients.

Dioxus Labs

San Francisco

Dioxus Labs develops cross-platform apps using Rust and maintains an open-source project competing with Flutter, React Native, and native toolkits. With nearly 20,000 GitHub stars and participation in the GitHub Accelerator, it has gained n

BootLoop

San Francisco

BootLoop specializes in hardware and firmware reliability for advanced technologies, enabling rapid development and testing for rockets, fusion power, supersonic aircraft, and medical devices; founded by Chris Markus (SpaceX firmware/Starsh

Vly.ai

San Francisco

vly.ai is building an AI full-stack development platform that can architect, build, deploy, and iterate on complete applications autonomously, aiming to replace most full-stack work within a year and competing with Replit, Lovable, and bolt

Morph

San Francisco

MorphLLM develops Fast Apply models for code editing AI, claiming the fastest LLM code-editing inference engine, delivering 10,500 tokens per second per request on Nvidia hardware. Its stack enables high-throughput AI workflows for coding a

Intercept

San Francisco

Intercept uses AI to automate auditing of retailer and distributor fees in the CPG sector, disputing invalid charges to recover money for brands and strengthen trust in transactions among brands, distributors, and retailers in a multi-trill

Andy AI

San Francisco

Andy AI is a seed-stage startup automating clinical documentation for home-visit nurses by turning visit audio into completed forms, cutting the 90-minute process and improving care for older adults while addressing America's nursing shorta

Orchids

San Francisco

Orchids is an AI app and site builder, one of the fastest-growing in its market, leveraging cutting-edge AI to transform how apps and websites are built. It aspires to be the last tool people need to deploy apps and sites.

Revamp

San Francisco

Revamp AI is a YC-backed retention-marketing startup for ecommerce brands, aiming to redefine the space. It has seven-figure ARR, rapid growth, and a client base including Dollar Shave Club, Fellow, Outdoor Voices, and Neuro, with plans for

Community Phone Company

San Francisco

The company offers a cloud-based phone system for small businesses without call centers, aiming to prevent missed orders and enable modern telephony without IT staff; it was part of Y Combinator W19.

Temper (ex Unnbound)

San Francisco

Unnbound is developing the first agentic integration platform for global supply chains, replacing manual analyst work with LLM-powered AI agents to automate mission-critical integrations, addressing brittle middleware and lagging B2B deals

Pairtu

San Francisco

Pairtu is a healthcare coordination platform connecting Medicare patients with dedicated advocates to navigate care and secure better outcomes, led by Harvard-educated entrepreneurs; it operates in a $60B market with million-dollar run-rate

Empathic Labs

San Francisco

San Francisco-based, engineering-first company building AI conversations that feel like real people, with real-time, native integration in FaceTime and iMessage. Backed by BoxGroup and led by a Thiel Fellow and YC alum who recently sold his

BlueAlpha

San Francisco

BlueAlpha develops an AI-native operating system for marketing that unifies data pipelines, applied ML, and automated decision-making into a single platform. Founded by former Tesla engineers, it turns noisy marketing data into weekly, camp

VoiceBit

San Francisco

VoiceBit is a San Francisco Bay Area startup delivering voice-first ordering for restaurants, aiming to reduce costs for users and increase restaurant profit margins through technology; backed by Berkeley SkyDeck, it seeks to transform the

Tessel AI: Rigorous Medical Imaging AI Evaluation for Hospitals

San Francisco

Tessel builds evidence infrastructure for safety-critical AI, providing independent validation and benchmarking for medical imaging AI in collaboration with academic centers, delivering standardized metrics and regulatory-aligned evidence t

April

San Francisco

April is an AI Executive Assistant for email and calendar that is voice-first and productivity-obsessed, backed by Y Combinator; it launched in August and has shown traction as it grows, aiming to give every busy professional the assistant

Planbase

San Francisco

Planbase is a flexible AI-powered platform that embeds intelligence into operations, tailoring to each workflow to boost speed and accuracy; it serves healthcare organizations touching 100M+ patients, including $500M+ revenue leaders, with

Nell

San Francisco

Nell reimagines media for the AI era, aiming to transform how people engage with content. Led by SoundCloud's founder, Nell seeks to be world's leading generative-media company with highest quality and to democratize access to personalized

Exponent

San Francisco

Exponent builds specialized software engineering agents to automate the software engineering lifecycle for large engineering teams. By envisioning engineers managing fleets of AI agents, it aims to shape the future of software engineering a

Meridian

San Francisco

The company catalyzes the next generation of consumer experiences by redefining how people interact with products and services, driving innovation in everyday engagement and shaping how brands are experienced in modern markets.

Augrade

San Francisco

Augrade Inc is an AI research lab building an agentic platform to automate construction workflows across design, estimation, and vendor management, aiming to create an AI architect and engineer that can realize projects for users regardless

Ohm

San Francisco

Ohm is a San Francisco-based AI-first company applying AI to battery research, validation, and manufacturing workflows. Backed by Y Combinator and other investors, it leverages a lean, multidisciplinary team of engineers, creatives, and PhD

Swizzl

San Francisco

Swizzl helps car dealers convert hesitant leads into confident buyers before they walk through the door, generating more ready-to-buy traffic and smoother closes for auto dealerships with a no-pressure, no-chasing approach to lead conversat

Tally

San Francisco

A stealth accounting AI startup focused on AI for accounting, backed by high-profile investors and leaders from Shopify, Rippling, OpenAI, Bill.com, and Airtable, signaling strong confidence in its approach within the AI and accounting spac

Kalos

San Francisco

Kalos is an early-stage, high-growth startup in San Francisco, currently in stealth mode, that has built Blue, an AI agent.

Darwin

Palo Alto

A company that creates real-time, adaptive media experiences personalized to each viewer’s identity, preferences, and intent; its first product is Wayve.

Domu Technology Inc. (YC S24)

San Francisco

Domu Technology Inc. automates debt-collection calls for banks and insurers, serving six Fortune 500s and major firms including MetLife, BBVA, and BNP Paribas Cardif. A YC alum with a female-led team, it reduces costs and improves recovery

Cua

San Francisco

Cua builds infrastructure for general AI agents to safely use computers and apps. It offers an open-source framework and cloud sandboxed container platform, a seed round, 9k+ GitHub stars in four months, and a research-backed blueprint for

Trellis AI

San Francisco

Trellis provides an AI agent that automates healthcare administrative workflows—such as intake, prior authorizations, and appeals—positioning itself as a solutions-focused partner to increase provider revenue while reducing administrative b

Chief AI

San Francisco

It builds a system of AI-native products to supercharge leaders in government and the C-suite, shaping a leadership-focused approach across government and the executive suite.

Chima

San Francisco

Chima helps leading institutions customize and scale generative AI by integrating and analyzing private and public data to privately leverage commercial LLMs; it builds infrastructure for enterprises to customize LLMs and automate functions

Cardinal

San Francisco

The company offers an AI platform branded as The AI Platform for Precision Outbound, providing AI-powered tools for precision outbound outreach.

Waystation

Redwood City

Waystation is building the operating system for procurement in consumer packaged goods (CPG). Led by Ryan Caldbeck, the company is backed by Founder Collective, Homebrew, and Slow Ventures and has paying customers.

Dalus

San Francisco

Dalus develops AI-powered software that makes hardware design feel like software development, targeting aerospace, robotics, and defense. Founded in 2024 by Eliot and Sebastian, it has revenue and completed YC W25.

Tread ai

San Francisco

Tread is an AI-powered operating system for construction materials logistics, serving producers, contractors, and haulers in a $91B market. It unifies the ecosystem on a system of record, eliminating spreadsheets, text threads, and lost tic

Sci-Phi

San Francisco

Sci-Phi (SciPhi-AI) is an AI tooling company building an open-source, multi-purpose LLM framework for retrieval-augmented generation (RAG) and synthetic data creation, used by developers to build and evaluate AI agents.

Silimate

Mountain View

Silimate positions itself as the copilot for chip designers, offering a chip design copilot to assist in the design process and to help find and fix functional and PPA issues, claiming it can shave months from tapeout schedules.

Palm

San Francisco

Palm specializes in business identity management, pursuing the future of Business Identity. It uses AI and data identity to manage and securely share business identity information with partners, enabling controlled access and permissioning.

Outspeed

San Francisco

Outspeed provides tools and infrastructure for building real-time multimodal AI applications, enabling developers to create real-time AI experiences across multiple modalities. Backed by Pear VC and Audacious Ventures.

A37

San Francisco

The company offers a generative AI-driven platform to automate and optimize DevOps workflows, reducing cloud overspend and deployment delays. It targets startups and enterprise DevOps teams and has raised an X.XM funding round from a tier-1

Promptless

San Francisco

Promptless builds AI teammates that integrate with users’ existing workflows, serving startups and Fortune 500 enterprises. It ranked among the top W25 by revenue; small founding team has led startups, published LLM research, and graduated

Sepal AI

San Francisco

Sepal AI provides PhD-level experts for AI model development, backed by YC-backed founders from Vercel and Turing. Since 2024, it has raised millions and counts Fortune 500s and top AI labs as customers, building the largest global talent g

Dexmate

Santa Clara

The company develops intelligent technologies and automation solutions to shape the future, positioning itself as a forward-looking leader at the intersection of intelligence and automation.

Prelude AI

San Francisco

The company is building an AI-native platform that makes financial advisors more effective, transforming wealth management by advancing advisory capabilities with advanced technology. Backed by a world-class founding team from top fintech a

Verne Robotics

San Francisco

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Andromeda Surgical

South San Francisco

Andromeda Surgical is developing autonomous surgical robots to shorten the learning curve for surgeons. By leveraging off-the-shelf hardware, it builds controls, planning, and ML algorithms to guide surgeons to perform steps more quickly an

Conductor Quantum

San Francisco

Conductor Quantum, based in San Francisco, develops software to enable fault-tolerant quantum computation. A small team of quantum physicists, hardware engineers, and machine learning experts envisions scalable operation of thousands to bil

Humeo

San Francisco

The company operates an AI-powered short video content creation platform and aims to build the fastest content-creation engine on earth, offering participants significant ownership from day one.

Entangl

San Francisco

Entangl uses AI to autonomously detect design errors in data center engineering and operations, delivering targeted solutions to engineers. Founded by Shapol and Antanas, ex-reusable rocket program leaders, Entangl aims to save time, reduce

Novoflow

San Francisco

Novoflow deploys AI employees for medical clinics, building computer agents to modernize healthcare and automate front- and back-office tasks across a fragmented 400+ EHR ecosystem; contracts secured, backed by YC advisers and top investors

Onlook

San Francisco

Onlook provides the fastest way to build, deploy, and iterate websites and web apps, bridging design and development. It reached #1 on Hacker News and was the top-trending GitHub repository with 19,000+ stars, founded by Daniel Farrell and