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AgentNotch is a macOS menu bar app that lives in your Mac's notch, providing real-time visibility and monitoring of AI coding assistants like Claude Code and OpenAI Codex.

What is AgentNotch
AgentNotch is a sleek and lightweight native macOS application designed specifically for developers who use AI coding assistants. It operates from your Mac's notch or menu bar, offering a non-intrusive way to monitor and track the activities of AI coding tools. The app focuses on providing transparency and insight into how AI assistants interact with your codebase, making it an essential tool for developers who want to maintain awareness of their AI assistants' actions.
Key Features of AgentNotch
AgentNotch is a macOS menu bar application designed to provide real-time monitoring of AI coding assistants. It lives in the Mac's notch or menu bar, offering visibility into AI tools' activities like Claude Code and OpenAI Codex. The app tracks token usage, costs, tool calls, and completion status while running 100% locally without sending data externally, making it a privacy-focused solution for developers working with AI coding assistants. Real-Time Tool Tracking:Monitors and displays live activities of AI assistants including file reads, code edits, and shell commands in real-time Token & Cost Monitoring:Tracks input/output token usage and provides estimated costs in real-time to help manage API expenses Source-Aware Visual Indicators:Uses color-coded indicators (orange for Claude Code, blue for Codex) to easily distinguish between different AI sources Native macOS Integration:Integrates seamlessly with macOS, utilizing the notch space and providing a lightweight, battery-efficient experience
Use Cases
AI Development Monitoring: Developers can track their AI coding assistants' activities and resource usage during development sessions Cost Management: Teams can monitor and optimize their AI API usage costs by tracking token consumption in real-time Development Workflow Integration: Seamlessly integrates into developers' workflows by providing status updates and completion notifications without disrupting their coding process
Pros
100% local operation with strong privacy focus Zero screen real estate usage by utilizing the notch Native macOS app with efficient performance
Cons
Limited to macOS 14.0 (Sonoma) or later Requires specific Mac models with notch for optimal experience Currently only supports Claude Code and Codex AI assistants
How to Use AgentNotch
Install AgentNotch: Option 1 (Recommended): Use Homebrew by running 'brew tap AppGram/tap' followed by 'brew install --cask agentnotch'. Option 2: Download AgentNotch-1.0.0.zip from Releases, unzip and drag AgentNotch.app to /Applications folder Launch the Application: Open AgentNotch. The app will appear in your Mac's notch area (or menu bar for non-notch Macs) Configure AI Tools: Set your AI coding tools to send telemetry to http://localhost:4318 (default port). For Claude Code, set OTEL_EXPORTER_OTLP_ENDPOINT='http://localhost:4318'. For Codex, configure OpenTelemetry data to same endpoint View Basic Information: The app shows colored indicators - Orange for Claude Code, Blue for Codex, Light blue for unknown sources. This lets you know which AI is currently active Access Detailed Information: Hover over the notch icon to expand and see recent tool calls with details. Click to open full view with token breakdown Customize Settings: Click the gear icon to configure display options like showing/hiding token counts, cost estimates, filtering by source, and toggling menu bar icon Monitor Activity: Watch real-time tool tracking of file reads, code edits, shell commands, token usage, and estimated costs as your AI assistants work
AgentNotch FAQs
1.What is AgentNotch?
AgentNotch is a macOS menu bar app that lives in your Mac's notch, providing real-time visibility into AI coding assistants like Claude Code and OpenAI Codex. It allows you to monitor their activities, token usage, and costs without leaving your editor.
2.How do I install AgentNotch?
There are two ways to install AgentNotch: 1) Using Homebrew with commands 'brew tap AppGram/tap' and 'brew install --cask agentnotch', or 2) Manually downloading AgentNotch-1.0.0.zip from Releases, unzipping it and dragging AgentNotch.app to /Applications.
3.What are the system requirements for AgentNotch?
AgentNotch requires macOS 14.0 (Sonoma) or later. It works on Macs with notch (MacBook Pro 14"/16" 2021+) or any Mac (where it falls back to menu bar).
4.Is my data secure when using AgentNotch?
Yes, AgentNotch runs 100% locally. No data is sent anywhere - it only receives telemetry from your local AI tools.
5.What features does AgentNotch offer?
AgentNotch offers real-time tool tracking, token & cost monitoring, source-aware design with different colors for different AI sources, completion detection, and configurable settings for token counts, cost estimates, and source filtering.
6.What port does AgentNotch use and can it be changed?
AgentNotch receives telemetry data via OpenTelemetry Protocol (OTLP) on port 4318 by default. If this port is in use, you can change it in AgentNotch settings and update your AI tool configuration to match.
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