Every Signalby mjonesone

Every Signal Library

Company and market teardowns

Every report answers one question, tags every figure with how we know it, and links its sources. Summaries are free; full reports come with a Library subscription or the Fund and Firm plans.

Create a free accountSee plans

Companies covered

31 companies across 7 reports. Pick one to read its summary.

All reports

AI developer tools · 2026-10-29

Why AI coding tool startups shut down in 2026

Mostly for lack of paying users. Vibe Kanban (28K GitHub stars) said most users were free and it couldn't find a business model; the agent makers then shipped the same features (parallel sessions, desktop apps, cloud agents) inside their own products, and wrap…

Read the summary →

Enterprise AI · 2026-10-29

AI employee memory and handover tools in 2026

Partly. Capturing each person's AI and email activity is cheap and already sold in pieces (vendor compliance exports, AI gateways, email APIs), and Viven ($35M seed, Khosla) builds AI twins of each employee for large companies. No product we found turns AI-too…

Read the summary →