Peng, a solo founder and ESL teacher in Taipei, built Acortia in five weeks—a Discord-native "Company Brain" that answers questions with grounded, cited responses using saved server content. The $99/m…
Rudus, an AI platform developed by YC-backed founders Rishi and Sahil, automates material quantity takeoffs for concrete subcontractors by using computer vision to analyze structural PDFs and generate…
TinyFish released BigSet, an open-source multi-agent system that builds structured, exportable datasets from plain-English descriptions. The system infers schemas, dispatches agents to gather live web…
Agent security has four layers — identity, pre-deploy testing, observability, and runtime defense — but only the runtime layer can stop a malicious tool call from executing. While identity providers, …
RamAIn, a Y Combinator W26 company building computer-use agents for enterprise workflows, is hiring a Founding GTM Engineer. The startup aims to eliminate repetitive manual tasks through automation. T…
Pete Koomen, a General Partner at Y Combinator, stated that AI should be used as a foundational layer to enhance organizational intelligence rather than just a simple assistant. YC is building interna…
Reflex (YC W23) is hiring software engineers and growth and go-to-market roles to scale its unified platform for building enterprise applications. The company, which has powered over 1 million apps an…
A developer scanned Dub's open-source codebase using a CLI tool and discovered it is not a simple link shortener but an affiliate management platform with fraud detection, AI-generated landing pages, …
Minicor (YC P26) launched a platform that builds and maintains Windows desktop automations at scale using self-healing agents. The system stores workflows as deterministic code and uses AI agents only…
A forensic analysis of STM32F7 firmware failure modes in drone swarms has been published, detailing how these microcontrollers malfunction in autonomous aerial combat systems. The findings highlight c…
Chert (YC P26) launched a platform that provides an API for integrating Apple's iMessage into business applications, enabling product and go-to-market teams to send automated, personalized messages th…
The article reports that some AI startups are inflating their publicly announced annual recurring revenue (ARR) by substituting it with "contracted ARR" (CARR), which counts revenue from signed contra…
Superset (YC P26) is a desktop application that orchestrates multiple CLI-based coding agents, such as Claude Code and Codex, across isolated git worktrees to enable parallel task execution without co…
Runtime (YC P26) is a platform that provides sandboxed, pre-configured coding agents for entire teams, integrating with tools like Claude Code, Cursor, and Copilot. It allows users to build specialize…
YC has announced that it will again accept corporations incorporated in Canada, along with the US, Cayman Islands, and Singapore, for investment. The decision to previously remove Canada was based on …
EquipmentShare, a construction technology company founded by brothers from rural Missouri, went public after starting as a simple equipment marketplace to solve contractors' operational challenges. Th…
The Y Combinator (YC) AI Stack is a new initiative offering students who attend YC events a package of free credits for AI development tools, valued at over $25,000. The package includes cloud credits…
2026 Demo Day dates for Y Combinator, scheduled for March 24, June 16, September 10, and December 2. It encourages founders, investors, and the community to plan ahead, and directs readers to resource…
Meesho, a leading Indian online retail and merchant tools company, has gone public, becoming the second Y Combinator-backed company to list in India. Founded by Vidit and Sanjeev, the company spent a …
BillionToOne, a Y Combinator-backed biotech startup, went public today, becoming the fourth YC biotech company to do so. The company developed a non-invasive prenatal genetic test that analyzes fetal …