Y Combinator Summer 2021

Carbon markets platform and solutions

Your Customer Success Co-Pilot

Abhi is Pakistan's 1st financial wellness platform focusing on…

Automate finance operations with Python and AI

We're building fully automated labs for protein engineering

The AI career platform for healthcare workers

Automation for dental clinics and insurance companies.

Global platform for employee engagement with rewards&flexible benefits

Compound compliance: the central hub for meeting SEC obligations

Affogato AI — Your Agent for instant TikToks, Reels, and ads.

Feel close, even when apart. One meaningful conversation at a time.

Podium for local businesses in Latam

Build factory ready tech packs in minutes.

India's first learning-focused neobank for teenagers

The medical record & infrastructure stack for digital health companies

One source of truth for financial data.

We help automotive aftermarket brands to supply and sell parts online

Building the new financial system

Building Job driven Virtual Tech University for India 🇮🇳

We help high-growth startups go viral on autopilot

Offers insurance to customers in a convenient & transparent way

One API to get clean data from any website for your AI agents at scale

Portable cryoablation to prevent cervical cancer

Marketplace to buy managed vacation homes through fractional ownership

Blood Test for Early Detection of Ovarian Cancer

The card that rewards you with stock

AppX helps social media creators launch their own mobile apps.

The AI-Native Turnkey Alternative Investment Platform (TAIP)

TURN STATIC DOCS INTO INSTANT ANSWERS

Build frictionless signup flows in minutes

The global financial platform for affluent consumers in the Americas.

Modern Checkout Platform for D2C brands in Southeast Asia

The complete production quality platform. AI-powered E2E testing,…

Build and share apps with friends

One-hour antibiotic sensitivity testing

Operating system for restaurants, focusing on Southeast Asia

Apps to control technology addictions/ helping startups hire engineers

Google-level engineering productivity suite

Get matched with top 1% of talents in 24h

Grow Your Wealth With Baraka

Smart micro financing for everyone

Workflows for repetitive customer-facing tasks

One chat app to rule them all

Connect LinkedIn to your CRM to automate and track LinkedIn outreach.

Remote labor for restaurants

A video subscription platform serving black viewers and creators.

Accounts receivable automation to help companies get paid faster

We make bacteria and plants that clean up pollution.

Speech and accent coaching app for non-native English speakers

The platform for buying, selling and managing residential construction

No-code scoring engine identifying your most engaged upsell opps

Chime for Canada, starting with cash advances

Software that helps employees pick their employee benefits.

Bringing back blimps

The Work Number for LatAm

Automatic voice-of-customer trends & metrics from sales conversations.

Increasing restaurant profitability through our AI Operating System

Bytebot is the open source container for AI desktop agents.

Private workspace for founders, investors, and advisors to collaborate

Online convenience stores fulfilled by tiny, automated dark stores.

Your Workplace Engagement Hub

Semi-Autonomous Diagnostics for Emergent Care

API to measure and eliminate carbon emissions

Decarbonizing the fashion industry

Learning platform for job seekers with job applications automation

Global online sales platform

Using protein coupling to build new therapies

The dynamic single-cell analysis company

Automated communication between hospitals and patients in Latam

Robots that build solar farms

B2B e-commerce and fintech platform for traditional proximity stores

Quickbooks for SMBs in Latam

Cloud and Container Security Platform

Eliminate Cloud Waste. Attribute and Track Savings. Engage Engineers.

Demo Platform for API-First Companies

Empowering local businesses to sell online.

Coinrule Automates Your Crypto and Stock Investments

AI Copilot for insights & strategy

Digital platform for pelvic floor physical therapy

Marketplace to lease commercial real estate

Automating procurement and finance for construction companies

AI-enabled financial automation and intelligence for CPG Brands

We help Accountants automate work and serve their customers online

Security Delivery Platform to orchestrate AI agents for Service…

Battery Observability Platform for Electric Vehicles

Programmatic building blocks for transacting with insurance

Next Gen ATS/CRM for Modern Recruitment Agencies

Bare-metal access to Brazil's Open Finance and Pix systems

Making it easy to sell personalized products online.

Make all team work visible — people and AI agents

Datlo helps companies increase sales and expand through data

Making it easy for employees to donate and volunteer with good causes.

Workspaces on demand, paid by the minute.

We buy & track building materials for construction companies.

Pioneering Breast Cancer Diagnostics for a Healthier Tomorrow

Instant E2E tests for your website

Developer friendly drop in payouts infrastructure

We make software for bookkeepers.

Measure and communicate engineering activity

Payments and scheduling for services professionals in LATAM

Software that increases the value of oil & gas wells

Making electric vehicle batteries affordable

Self-Service Data Prep and Blend Built for Data Teams.

We engineer proteins that control the operating system of biology.

AI-Powered ERP, MES, and Test Software for Complex Operations

Home medical equipment, prescribed online and delivered.

Business intelligence as code

Open-source monitoring for machine learning models

Web search rebuilt for LLMs

Uber for Healthcare in Latinamerica

Digital pharmacy for Latam, that saves you money and time.

Female Invest is a social e-learning app for finance and investing

Nuclear-inspired cooling that turns wasted power into more AI compute

We help students in Latin America graduate from College.

The Face Filter NFT Marketplace

A neobank for Africa's 500 million youth

AI-Powered Business Development for Scientific Organizations

Sales AI that helps revenue teams move faster and close more deals.

Automated Meal Planner & Nutrition Tracking

Supply chain finance for consumer brands

On-demand wage access service built for the African market

Virtual Co-working Community

Pipe for online businesses

Our mobile app reduces chronic pain for 100 million Americans.

fluke is a full-digital mobile operator in Brazil

Payments infrastructure for government benefits

AI that solves email overwhelm. Not another mail app.

Open Source Infrastructure for the Financial Internet

Real-Time Collaborative Transport Management Platform

Community for 100M Indian Financial Market Traders & Investors

We are the marketplace for trading gaming skins & assets without scams

DNA App Store

SaaS Platform to manage IT and buy business software

Geostar drives inbound for companies through search.

Your AI Data Analyst

At-home spa, beauty & grooming services marketplace for LatAm

Pinduoduo for India

Student communications platform for higher education

The #1 Market Network for Government Contractors.

Multi-targeted therapeutics to treat complex diseases

Cryptocurrency Robo-adviser. Buy. Balance. Relax.

Affordable and verified direct air carbon capture and storage

We visually monitor space objects for governments and defense

Calendar app to prepare, join and follow-up on virtual meetings

Low-cost, high-scale EV charging platform for apartments (and more).

Close and activate your customers on WhatsApp

AI engineering capacity. Made simple. ⚡️

Full-stack payments infrastructure for growing APAC businesses

Simplified digital health insurance for Filipino SMBs

Native user-facing SaaS integrations for your customers

AI-powered equity research software

A platform to make artificial viruses as cancer therapeutics.

Sell memberships to your Discord server

Web infra for AI agents

Meeting agendas, notes, & goals that tie back to your OKRs

Loan management software for private lenders

Zapier for billing

The Trading Terminal For Crypto Traders

AI-powered Application Control

Segment for global payments

Operating system for insurance agencies

Leading wealth management and investing platform in Vietnam

2 sided Marketplace for accelerating medical research

A self-help app for people to manage their ADHD.

Helping farmers maximize crop yield

Financial Platform for Migrant Families in America

A modern-day mental healthcare company for global workforces.

Turning space into a transportation layer for Earth

Banking and savings products designed for couples

We make instant offers to buy homes in India

B2B payments, transforming Africa's cash economy

Jestor is a no-code platform for creating custom business tools.

Online University for Tech Professionals

Just add land

A national network of microschools bringing school choice to every…

Near Space Flying Machines

Reducing energy costs & emissions in buildings.

Corporate Card solution for Indian businesses

Marketing agency for startups: 10x cheaper, better and faster

Secure fraud prevention and authentication platform for developers

Create + share amazing product GIFs in minutes ⚡️

Patent-pending enzymes to break down common dietary triggers

Easiest way for companies to process data requests from governments

Turbotax for México and LATAM

Automating wealth creation for 400M Indian millennials

Cohort-based online courses for professionals in Latin America

The AI Native Billing Platform

Lattice for Latam with personalized learning and development

Observability for Data Engineering Teams

App for B2B companies to find customer stories and advocates

Autonomous medical care

Fair, simple and accessible financial services

Fast and simple fintech financing

Treasury management platform for SMBs to optimize idle cash in Latam

Multicurrency account & international payments for businesses

Help ML teams label the right data

Reading + Writing Club App for Kids

Pelvic floor fitness made easy

Local onboarding for the $200B health tourism industry

Organic and gourmet high-protein meals, designed for longevity.

The global operating account you truly deserve.

Latin America's Deposits Marketplace for Banks

We make cancer care at home possible.

First personalized migraine clinic using genetics and telehealth.

AI CAD Software for Civil Engineering

Online delivery-only restaurant group in the Philippines

No-code email marketing platform to send forms & widgets within emails

Reinventing respiration monitoring

Malga is an API to accept payments with multiple payment providers

AI-driven mobile cybersecurity

Helping Indians make better financial decisions.

CRM for creatives (acquired by Helium Ventures)

IP operating software for brands and content companies

Project management on a live map

Developing milk-inspired therapeutics for infectious diseases

On-demand auto maintenance & repairs

AI-designed Affinity Reagents

Groceries fresher than a farmer’s market, delivered to you (EU)

Mentorship from leaders of the world's best companies

AI-Powered Assistant for Procurement and Strategic Sourcing

Incredibly reliable background task queues and cron jobs

Automated e2e screenshot testing without writing or maintaining tests

Technologies for scaling up cultured/clean meat production

Mobile app for CPG brands to connect to millions of stores globally

Transforming Mental Health for Corporate Asia

Mindmesh is the virtual desk that puts you in control.

Clinical-stage AI neuroengineering platform

The AI personal finance company.

AI workflow engine for reliable systems

Team building through online game tournaments.

AI native mobile testing.

We help nurses in nursing homes to be 30% more effective

Payroll-backed loans and cash advances in Latam

Salary on-demand platform for Latin America

Delightful components for iOS.

A marketplace for vinyl, cassettes and cds

Nash is the digital logistics infrastructure for commerce

Instant lab tests on your smartphone

Nexus offers a unified checking and investment account.

Building India's fast food empire

Flexible Business Apps for Modern Teams

The UAE’s leading small business payments platform

Online cohort based courses for architects, engineers and designers…

AirBnB for Small Warehouses

Vertical takeoff and landing aircraft for major airlines

Preventive healthcare app for Latam.

Onebrief makes military headquarters run seamlessly

AI Agents for Data Operations

List on multiple resale marketplaces

AI-Driven Tech & Space Optimization to Scale Restaurants

Gusto for the UK

Revolutionizing digital selling within HVAC

The fastest way to ship airtight AI

AI phone calls for the US healthcare industry

Square for Europe

Building Gong.io for offline retail.

The foundation for the next era of biology

Live video signing for real-time agreements

Manage sales commissions and sales performance

P2P Cross border payments

Learning app for school students in Southeast Asia

Using the immune system to cure disease

Next-Gen Financial Analysis and Reporting with AI Agents

A mobile app. It allows employees to get paid their salary on-demand.

Loans to Nigeria's SMEs in under 3 hours

Stripe for former Soviet Union countries

Grocery subscription service against food waste in Latam

Growing seaweed to stabilize the climate.

One-stop-shop for restaurants to operate and grow their business.

We help offline LatAm SMBs manage and accelerate their cash-flow

A white-label care enablement platform

Pipekit scales data & CI pipelines for enterprises

We make injections as easy as pushing a button!

Create, launch, and optimize Facebook ads and ads on 10+ platforms

Building the next generation food ingredient champion.

Plaid for Brazil: we allow developers to access users' financial data

We are the frictionless way for companies to make payments.

A modern platform for content marketing & SEO.

AI for product formulation

A therapeutics platform for curing inflammatory disorders

End-to-end commercial real estate transaction platform

We help companies recover lost revenue from chargebacks

Computer vision that makes the industrial workplace, safer

Infrastructure management software for water & electricity companies

Audio career advice

Make games and stories with AI

App to help people quit or cut back on alcohol use

Tech-powered equipment rentals in Latam.

Sell anything

Modernizing hedge fund back office software and services.

Activating an overlooked force in medicine - the patient.

Tiktok for fashion - where designers show their work + build traction

Surgical robotics for every operating room

We're building the One Medical for dental

Interactive Product Demos

Advanced Contract MFG for fast moving hardware companies

AI-native on-call and incident response carefully crafted to help…

Async personalized and actionable health education by real doctors

Telehealth hub for pregnant people 🧡

Guiding cardiac therapeutics - all from your phone

Student Attendance tracking for Public Schools

Mobile first solution for Payroll, employee & expense management

Gusto for India

Reliable blockchain indexing & querying for web3 engineering teams.

The Best Data Infrastructure for Biotechs

Analytics for builders. Record and query billions of datapoints with…

Secoda is the AI layer for your Analytics

Personal gaming coach for PC gamers globally

Unlocking the next generation of mRNA medicines

Conversational AI assistants using your knowledge

Sequin is building AI Voice Agents to automate collections calls for…

Regulating the immune system to block cancer & autoimmune diseases

Get data insights without writing SQL

1:1 ADHD coaching, 5-10X More affordable than alternatives

Amazon Level Logistics for eCommerce Companies in MENA.

Home Internet for urban Latin America

The new home for your internet 🏡

Noom for Southeast Asia

Compound B2B SaaS for modern infrastructure to deploy and manage sites

Banking, corporate cards, stablecoin payments – available globally.

Browser automation for businesses.

The B2B Payments Platform

Single photo nutrition tracking.

Visual AI shopping

Home electrification at $0 upfront cost

The most magical personal Voice-Led AI English Learning Buddy for Kids

Never overpay online

Latin Americas' first investing social network. Learn. Share. Invest.

Never code alone.

AI native ATS + CRM for executive search firms

Online Training for Healthcare Jobs

Monetization platform for character creators

Build Interactive Product Demo in 10 mins for SaaS companies

Flexible On-Demand Storage Space for Household, SMEs & Travellers.

Automated phone ordering system for restaurants

Online Coding School for Kids 8-16

24/7 video platform & online community for students to study together

Autonomous team of AI agents that runs the entire hospital operations

Subscription infrastructure & paywall experimentation for mobile apps

We enable FMCG distributors in Africa buy inventory on credit

Super AI Accountant for SMBs

Easy accounting for e-commerce

Direct Ordering Software for Restaurants

TAG is the First Digital Bank (Chime/Revolut/N26) for Pakistan

Your personal hiring page.

Discovering drugs that target the DNA regulome

Data pipeline for your security data lake.

Building the human layer of AI

Automate your cyber security risk assessments

Automated data observability and quality for Data Lake

The World's Most Versatile Video Answering Engine

Executable specifications in English for test automation

The personal coach and companion for cyclists.

Inclusive mental healthcare for companies

The AI workforce for freight dispatch

Super Hyperlocal Marketplace for SMEs in Indonesia

Account Receivables Platform for Latin American Enterprises

Orbital logistics: Unleashing space industry, from Earth to asteroids

One stop investment solution for retail investors in Latam

Banking for construction

Transforming pharmacies in the UK into diagnostic centers

Moving Things Around in Space, Imaging Space Objects When We're Not

Developers of ChitChat, an integrated messaging and payments wallet…

Transforming the lives of millions of women suffering from chronic…

AI Business Analysts to gather requirements and optimize processes

CRISPR powered Diagnostics with results in minutes.

Nonprofit telehealth coaches for underserved Americans on Medicaid

Digital lending platform for Brazilian farmers

AI-powered Deepfake Detection

Plan and review AI generated code

Retaining employees in LatAm via education

AI for risk adjustment integrity

Build Voice AI Agents

We are Shopify for the $15B creator economy in LATAM

Accelerate software development with WarpBuild's 10x faster CI infra.

Building Shein of Home: tech-driven, design-mfr Home Lifestyle Brand

Authorization and access control as a service.

Water risk mitigation for industrial sites

Manage your website from your favorite tools like Airtable and Notion

Whaly is building a self-service analytics platform

Track & Boost Your Brand’s Visibility in AI Search

Diversifying precision cancer diagnostics and treatments

The everything app for LATAM

Pay by bank and earn rewards

Lovable for internal products

Immediate stroke detection at home

Posture correction software

AI to understand and automates the physical world

Help start- and scale-ups excel at People, Culture and Performance.

We help businesses convert leads into sales in minutes using text