Y Combinator Fall 2025 companies

Turn AI adoption into a recurring revenue line.

Ramp for Real Estate

Humanoid robots that do your chores for the price of an iPhone!

Create and play games with AI

Superintelligent financial advisor

AI technical support for complex physical products

Physical businesses that run themselves

End-to-end Simulation for Defense Autonomy

AI health coach in your pocket

AI-native insurance brokerage.

Make mashups without knowing how to DJ

The future of Social in the age of AI

AI that creates and runs ads, end-end

Studio-Grade Design at Scale

AI Agents for Pharmacies

Agentic AI for Society Builders

The AI copilot for in-person conversations.

Replace marketing agencies with AI

The AI drawing review platform for architects and engineers.

Build an API to interact with any website.

AI property manager for landlords and estate agents

TikTok for language learning

AI Agents for Hardware Engineering

AI Operating System for Restaurants

Specialized AI Agents.

We help non-technical teams build AI agents without engineers

Voice AI to enable India's next billion

Your Company Brain

Automating regulatory submissions for life sciences

Intelligent media storage for creative teams.

AI agents for on-call

Payment infrastructure for AI agents

Your Personal AI for everyday work. Lives in your texts.

Tinder for jobs

Monitor AI agents and understand user behavior

The Routing Layer for AI Agents

Lunavo is the AI assistant for carriers.

Specialized AI for Real-World Deployment

Automating equipment operations for nursing facilities

AI outpatient care workforce

Agentic AI Filmmaking Platform

TikTok for Sports Trading

AI agents on real phones, growing brands across every platform.

Identify churn risk and stay close to users at scale

Continuous AI pentesting that finds and fixes vulnerabilities

The Agent to Build Your Agents

AI Tax prep and accounting software for CPA firms

Agentic AI for Mainframe Operations and Modernization

A shared context layer for you, your team, and your agents.

The Modular Interceptor Platform

Accelerate Product Iteration

Training Data for Recursive Self-Improvement

We Handle AI. You Direct Films.

Operating system for your construction business.

AI clerks that automate your payables

The fastest way to sell online.

Delivering AI-powered situational awareness in tactical environments.

AI native GTM platform for the physical economy

End-to-end workspace to accelerate scientific discovery

Infrastructure for AI labs to focus on research.

API for parsing multimodal unstructured data

Transforming manufacturing with our next-gen Vision Foundation Model

Zero-trust authentication, authorization, and auditing for AI agents

Expert STEM reasoning data for frontier AI labs.

The sensitive data redaction layer for AI

AI Agents for Platform Engineering

A proactive desktop copilot. Clippy, but actually good.

AI language buddy in the games kids love

Automatic Construction Drawing Clash Detection

Enterprise AI Transformation Platform

AI FDE Engine that runs your engineering workflows

The AI operating system powering home services businesses

Global Compliance for Enterprises

The AI Reservation Team for Hotel Groups

AI Operating System for Legal Teams

The coding agent that actually collaborates with you

Building the first AI Bank

Casey is an AI-native commercial insurance brokerage

Perimenopause Care Platform

Autonomous AI research

Code and browse in the same place

Large-scale real-world robot & human data for embodied AI

The first platform where families can create AI cartoons in minutes

Qualified leads for agentic workflows.

The first Agentic platform for Oncology

We build micro-drones that kill mosquitoes.

API for unlimited, durable, real-time streams

AI for detecting patent infringements

A Foundation Model for Microbial Communities.

We reverse engineer B2B growth, starting with LinkedIn.

Simulate your customers with AI agents

The planning layer for teams that build with coding agents

The browser built to do real work for you

Computer Agents for Finance tasks like reconciliation, in your system!

Helping humans and AI agents understand massive codebases

General Purpose Robots

The mid-market agent platform

Excel AI analyst for Power Users

Video Intelligence for Sports

AI Product Demos

AWS for coding agents

AI native real-estate appraisal firm

the brainrot ide

The Creative OS for AI video

Scaling Generalist Speech models

Agentic infrastructure to power AI-native companies.

The full-stack AI financial audit firm

Building the future of trusts

Stratospheric birds for defense

The Waymo of Personalized demos

Applied Lab focused on Search in Latent Spaces.

Production Monitoring for AI agents

Unsupervised Biological AI

AI Employees for human-level roles

The autonomous business platform

AI healthcare concierge for employees

The Marketplace for Complex Hobbies

Trade Anything

AI agents that recover lost revenue through real conversations.

A 30 min appointment to measure everything in your body

Real-time web intelligence API for AI agents and GTM teams

Robots with soul

Canva for short-form video ads

A robotics intelligence system for metal fabrication

Automating claims processing workflows for health insurance payers.

AI-powered market due diligence for investment decisions

Infra and data for interactive AI.

Accelerated Physics Kernels for Computational Engineering

AI Voice callers for healthcare billing teams

Continuous offensive security for the enterprise.

Lovable for mobile apps

AI agents for your healthcare back-office operations.

A unified API for prediction markets, like Kalshi and Polymarket

AI Agents for Trade Compliance - Saving Companies from Tariffs

AI Associates for Private Capital

Real-time semantic search for Conversational AI

Audio and Enterprise Human Data for AI

Infra to build your own software factory

The AI workforce for People and Finance teams

Visual editor to design in production code

The AI-Native CRM that works for you

AI plug-in that automates HR immigration screening and compliance

Powering tomorrow's industrial revolution in space

Localhost service isolation and orchestration for git worktrees