Photon held a funeral for mobile apps. Now it has $4.5M to help replace them with agents.

AI startup Photon, which helps developers build agents for messaging services like iMessage and WhatsApp, has secured $4.5 million in seed funding. The company, which recently held a symbolic funeral for mobile apps, aims to replace them with agents. Photon offers tools including a unified API, an extensible channel framework, a command-line interface (CLI), and an observability suite. This funding follows a period of rapid growth, with over 40,000 developers signed up and a 10x revenue increase in four months.

This report details Photon's $4.5 million seed funding, which follows a 10x revenue growth in four months, unlike other startups that may not disclose such rapid scaling.