Y Combinator companies

The Y Combinator portfolio as the radar sees it: synced daily, classified into clusters, checked for life and movement. 6,197 companies.

CompanyClusterProgramStatusLast signal
100xAI

Create, Share, and Monetize AI Agents

Agent infrastructureAI agent creation and deployment platformY CombinatorS22Activechecked 2026-08-23
FirecrawlAI

The API to search, scrape, and interact with the web at scale. 🔥

Agent infrastructureWeb data extraction for AI agentsY CombinatorS22Activechecked 2026-08-23
Instant

The best backend for AI-coded apps

Agent infrastructureBackend infrastructure for AI appsY CombinatorS22Activechecked 2026-08-23
IntunedAI

Code-first scrapers and RPAs — built and maintained by AI

Agent infrastructureAI-powered browser automation infrastructureY CombinatorS22Activechecked 2026-08-23
InvofoxAI

Invofox is the document parsing and data extraction API for software…

Agent infrastructureDocument processing AI infrastructureY CombinatorS22Activechecked 2026-08-23
Maya LabsAI

Building self-programming machines

Agent infrastructureSelf-programming autonomous systemsY CombinatorS22Activechecked 2026-08-23
MidplaneAI

The safety layer between AI agents and your database

Agent infrastructureAI agent database safety and governanceY CombinatorS22Activechecked 2026-08-23
MistleAI

Open source background agents

Agent infrastructurebackground agent orchestration platformY CombinatorS22Activechecked 2026-08-23
BeamAI

AI-Native Cloud Platform

Agent infrastructureAI inference and sandbox platformY CombinatorW22Activechecked 2026-08-23
BotCity

Observability and Governance for AI-Generated Python scripts.

Agent infrastructureAI script orchestration and governanceY CombinatorW22Activechecked 2026-08-23
CoteraAI

The fastest way to build an AI agent

Agent infrastructureAI agent platform and workflow builderY CombinatorW22Activechecked 2026-08-23
Query VaryAI

No-Code LLM Application / Workflow Builder

Agent infrastructureNo-code LLM workflow orchestrationY CombinatorW22Site unreachablechecked 2026-08-17
RallyAI

Agentic User Research Infrastructure

Agent infrastructureagentic user research operationsY CombinatorW22Activechecked 2026-08-23
Stably AI (Orca)AI

We make Orca, MIT open source terminal-based agent orchestrator

Agent infrastructureAgent orchestration and controlY CombinatorW22Activechecked 2026-08-23
UnlayerAI

AI-powered content creation infrastructure for apps

Agent infrastructureAI content creation infrastructureY CombinatorW22Activechecked 2026-08-23
VeltAI

SDK for adding an agent and human governance layer to your product

Agent infrastructureagent governance and review infrastructureY CombinatorW22Activechecked 2026-08-23
Workflow86AI

Agentic workflows for complex, long running business operations

Agent infrastructureagentic workflow orchestration platformY CombinatorW22Activechecked 2026-08-23