Photon Raises $4.5 Million Seed Round To Build Messaging Infrastructure For AI Agents
By Amit Chowdhry ● Oct 13, 2026
Photon raised $4.5 million in seed funding to expand its messaging infrastructure platform for AI agents across channels including iMessage, RCS, SMS, and WhatsApp. The round was co-led by Gradient and A*, with participation from Vercel, HongShan, Z Fellows, Llama Ventures, Karman, and angel investors.