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Developer builds unified API to let AI agents test Chrome extensions and Electron apps

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A developer working with AI coding agents like Claude Code and Cursor found that while these tools could write browser extension code quickly, they could not independently load, interact with, or visually verify the results — leaving the human to act as the agent's eyes and hands. Existing tools like Playwright support Chrome extensions, but the setup requires platform-specific configuration such as persistent browser contexts and dynamic extension ID extraction, making it difficult for AI agents to execute reliably without human guidance. Similar challenges exist for Electron apps and VSCode extensions, each requiring distinct testing infrastructure that agents must reconstruct from scratch every time. To address this fragmentation, the developer built KamoX, a local HTTP API server that wraps Playwright and platform-specific tooling into a single, consistent interface. The goal is to give AI agents a unified development loop capable of handling Chrome extension lifecycle management, Electron IPC, and VSCode-specific operations without requiring repeated boilerplate setup.

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