AI Application-Layer Startup Radar2026/06/04 22:12:59AI Application-Layer Radar: Week of May 28–June 4, 2026Cognition closes a $1B Series D at a $26B valuation as Devin writes 89% of its own code. AlphaSense raises $350M after crossing $600M ARR. Suno doubles its valuation to $5.4B in six months. Plus: Inherent emerges from stealth with ex-DeepMind founders backed by Index, and eight smaller application-layer rounds across the US and Europe.