YC W26 companies

iMessage revenue channel for DTC brands that brings customers back

Commerce and marketplaces

The AIOps Agent for ML Teams

Agent infrastructure

The AI data analyst for consumer brands

Vertical AI agents

Automate enterprise workflows through chat

Agent infrastructure

Infrastructure for identity and fraud.

Security and compliance

The AI-Native Immigration Law Firm

Vertical AI agents

Fastest inference anywhere: open models on-prem, hosted or on-device

Agent infrastructure

Elite AI law firm for high growth companies

Vertical AI agents

Agentic Payments for APIs

Agent infrastructure

Marketing suite for the agentic web

B2B SaaS

The AI operating system for the built world

Vertical AI agents

AI agents that grow revenue for home services businesses

Vertical AI agents

AI coworker for video editors to ship more video faster

Vertical AI agents

The first finance-compliant proactive AI that runs 24/7

B2B SaaS

Multi-chain deposit and payment infrastructure

Fintech

AI benchmarks that measure general intelligence and inspire new ideas

Data for AI

Agentic Mortgage Origination

Vertical AI agents

An AI primary care doctor in your pocket

Healthcare and bio

Financial infrastructure for the agent economy

Agent infrastructure

Evals, RL environments and training data for creative tasks

Vertical AI agents

Turning all software into agent-first APIs

Agent infrastructure

AI powered reconciliation for high-volume payments companies

Fintech

Turning everyday words and actions into usable training data.

Data for AI

AI Video Production for Professionals

Developer tools

Everything on anyone.

B2B SaaS

Detect what AI can automate for your team

Horizontal AI assistants

The AI Data Warehouse For Financial Firms

Data for AI

Take command of the AI your company already runs on.

Agent infrastructure

The OS for data quality across any stack

Data for AI

Drop-in Direct Billing SDK for In-App Purchases

Fintech

Anyone can create real games with AI

Developer tools

AI Native Commercial Insurance Brokerage

Vertical AI agents

Multimodal foundation models to predict uncollected patient biology

Healthcare and bio

Enterprise post-training, monitoring, and continual learning platform

Agent infrastructure

Turn gatherings into lasting relationships.

B2B SaaS

Scaling formal verification to accelerate scientific discovery

Vertical AI agents

The Fastest Multimodal Inference OS

AI infra and compute

AI Document Workflows for Enterprises

Vertical AI agents

AI agents for corporate accounting teams

Vertical AI agents

AI Agents That Run Hotel Operations.

Vertical AI agents