Fundz

Photon raises $4.5M in seed funding, co-led by Gradient and A*, to enhance its platform for AI-powered agents that can replace traditional mobile applications.

PRIVATEOct 02, 2026

Amount Raised

$4.5 Million

Round Type

Seed

San FranciscoSoftwareArtificial IntelligenceMessagingMachine Learning

Investors

KarmanLlama VenturesZ FellowsHong ShanVercelA*Gradient

Description

Photon, an AI startup based in San Francisco, has secured $4.5 million in seed funding. The funding, co-led by Gradient and A*, will be used to develop its platform for AI agents. Additional investors include Vercel, HongShan, Z Fellows, Llama Ventures, Karman, and various angel investors. Photon aims to provide tools that enable developers to build compliant AI agents across messaging platforms.

Company Information

Company

Photon

Location

San Francisco, California, United States

About

Photon is an AI startup based in San Francisco that helps developers replace traditional mobile applications with AI-powered agents. The company provides a suite of tools including a unified API, an extensible channel framework, and a command-line interface. Photon enables agents to operate across messaging services like iMessage, WhatsApp, and Telegram. The company focuses on delivering high uptime, SOC 2 Type II compliance, and HIPAA-compliant infrastructure for these applications.

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Photon raised. Fundz records a round at a median of 3.6 minutes from the SEC filing, with the decision-maker attached.

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