Productivity

Endstack

Website
Founded 2024Origin source ↗Checked 2026-09-15

Overview

Endstack is a full desktop, collaborative workspace built for humans and agents running in the cloud available on web, desktop, and mobile.

Each workspace powered by endOS, giving you a familiar channel-based experience augmented by a real desktop environment. The desktop is backed by Linux and ships with a built-in Chrome browser. Files, notes, browser tabs, native apps, terminal, and all your agents in a single beautiful, unified interface.

At the center of it all you get a powerful agent running 24/7 that you can also reach via Slack, email, or SMS.

Company description As recorded 2026-11-08
LinkedIn
ProductivityIndustry softwareBusinessesSubscription

Founders & team

Previously Lune AI, Lune, Cosmic

Company history As recorded 2026-11-08
2team members reported
Source-reported As recorded 2026-09-15

Founded 2024 · Source

News & product activity

Sources & observations

Y Combinator

Profile depthenriched profile
Website observationwebsite reachable
Last website check2026-11-11
Location · source statedLos Angeles, CA, USA
Pricing evidenceA pricing page was detected
Maturity: Not assessed · 4 of 6 areas documented

Source-based assessment · automated evidence rules

The retained text does not establish product availability or customer use.

Maturity is an evidence-based assessment, not a success rating. It may understate the current stage where evidence is limited. Coverage records documented areas, not a complete or independently audited company history.

Stage definitions
independent websitesource corroborationreachable websitedescriptive evidenceclassified market and modelsourced peoplesourced founding yearpricing page observed
startup.observe Directory coverage · Sources & method