AgentNotch – Real-time AI coding assistant telemetry in your Mac's notch

Summary: AgentNotch is a macOS menu bar app that provides real-time tracking of AI coding assistants like Claude Code and OpenAI Codex directly in the Mac's notch. It displays tool usage, token consumption, and estimated costs while distinguishing AI sources with color indicators.

What it does

AgentNotch monitors AI assistant actions such as file reads, code edits, and shell commands in real time. It shows token usage, cost estimates, and notifies when tasks complete, all within a lightweight native app that expands on hover.

Who it's for

It is designed for developers using AI coding assistants who need transparent, real-time insight into their tools’ operations and costs.

Why it matters

AgentNotch prevents unexpected API costs and provides clear visibility into AI assistant activity without occupying screen space.