Y Combinator Fall 2024 (F24) Companies

Darkgrade develops a protocol enabling large language models to directly interface with image sensors, allowing cameras to understand visual information.

1 investor

Dexter uses AI to analyze supplier invoices and contracts for procurement teams, identifying opportunities to reduce spending through consolidation and detection of off-contract or leaked expenses.

2 investors

Diffusion Studio is a browser-based video editor and creative suite that combines an infinite canvas design interface with timeline-based editing for composing, animating, and exporting video and motion graphics. It serves creators, motion designers, and video professionals who need to work across design, animation, editing, and export without switching tools.

1 investor

Durate builds software tools designed for physicians and healthcare professionals, addressing frustrations with outdated legacy systems. The company was founded by college students who observed their physician family members struggling with aging healthcare software and set out to create modern, user-friendly alternatives.

2 investors

Ember AI provides an AI-powered platform that automates healthcare billing and prior authorization processes to prevent coverage denials. The platform continuously tracks payment policies and payor behavior to help healthcare providers streamline their revenue cycle operations.

2 investors

Endstack is a cloud-based operating system that provides a persistent desktop environment accessible from any device, equipped with an integrated AI agent that can manage files, run commands, and use applications. It serves individual users and teams seeking an all-in-one workspace alternative to fragmented AI chat, coding, and collaboration tools.

1 investor

Forerunner provides AI software for managing maintenance, repair, and overhaul operations in aviation.

1 investor

Freebuff provides free AI-powered coding tools including a web-based app builder, terminal CLI agent, and cloud workspace that eliminate subscription costs. The platform targets developers seeking free alternatives to paid coding assistants and cloud development environments.

1 investor

Freestyle is an AI assistant for Gmail that automates email tasks including reply generation, meeting scheduling, newsletter management, and inbox search using natural language. It serves individual Gmail users seeking to reduce email management overhead.

1 investor

Fresco provides AI-powered automated takeoff and estimating software for Division 8 construction work (doors, frames, and hardware), reducing the manual labor required by construction estimators to process job specifications and build cost schedules.

2 investors

FutureClinic provides direct messaging access to licensed U.S. doctors for ongoing personal healthcare at a fixed monthly subscription price, with AI-assisted intake to reduce administrative burden and ensure unbiased medical advice. The platform connects patients with doctors across 40+ specialties in 28 states and Washington, D.C.

3 investors

Gait makes a code editor extension that displays the prompts and conversations behind AI-generated code, and provides usage analytics for developers using AI coding tools.

1 investor

Galini provides a service that filters harmful inputs and outputs from AI applications according to company policies and industry regulations, enabling enterprises to create, test, deploy, and manage these safeguards.

3 investors

Gander provides a software platform that helps private jet operators manage fleet coordination, maintenance, and revenue generation from a single interface using artificial intelligence.

3 investors

Gecko is a code security platform that uses AI to analyze codebases, infrastructure, and logic to detect exploitable vulnerabilities and provide developer fixes. It targets enterprise and startup development teams seeking to find complex, multi-step attack chains and business logic flaws in their code and microservices.

2 investors

General Learning operates AI-powered learning platforms for exam preparation and study across multiple curricula. The company serves students and educators through products targeting SAT/ACT/AP exams (OnePrep), International Baccalaureate (RevisionDojo), and UK GCSE/A-level curricula (MathsGenie).

1 investor

Getcho provides AI-powered delivery orchestration and fleet management software that automates routing, driver coordination, and last-mile delivery operations for e-commerce and retail businesses. The platform monitors deliveries in real-time, assigns drivers across fleets, handles customer communications, and integrates with e-commerce platforms like Shopify.

1 investor

HealthSpark provides telehealth physical therapy services delivered by licensed Doctors of Physical Therapy to patients with musculoskeletal conditions such as back pain, knee issues, and post-surgery recovery. The service is available in California and includes personalized exercise programs, weekly check-ins, and messaging support between visits.

1 investor

HumanLayer is an AI IDE and collaboration platform that enables software engineers to accelerate development across the entire software development lifecycle using AI agents. The platform provides structured workflows, task management, and human-in-the-loop code review capabilities for teams building complex software systems.

1 investor

HYBRD is a training app for hybrid athletes that combines strength and cardio workouts with personalized training plans. It features an AI coach that adapts to user goals and integrates data from third-party fitness tools.

1 investor

Innate builds personal AI robots designed to be customizable and programmable by users of all skill levels, combining robotics and artificial intelligence for general-purpose physical tasks. The company aims to democratize robot development so that individuals can create and tailor intelligent machines for various purposes.

2 investors

ISSEN is a real-time voice AI tutor for language learning that engages users in conversational practice across 50+ languages, available 24/7 on desktop and mobile. The app personalizes lessons based on learner goals, style, and proficiency level, offering features like flashcards, grammar lessons, and translation drills.

1 investor

Karmen provides AI-powered scheduling software for construction projects that automatically generates and maintains project timelines by analyzing project documents and adapting to changes.

1 investor

Keye is an AI-powered due diligence platform that transforms raw deal files and financial data into structured, actionable insights for private equity investors. The platform performs calculations and analysis to accelerate deal evaluation and decision-making.

5 investors