Sentinel
LLM Quota Monitor

Sentinel tracks your AI subscription usage in real time and pushes live quota data to your T-Display-S3 device.

1
Connect your services
Add API keys for Anthropic, OpenAI, and/or GitHub Copilot in Settings.
2
Configure your scenes
Choose what your T-Display shows and in what order via Scene Manager.
3
Watch it update
Your device polls this server every 60–120 seconds automatically.
Usage Dashboard
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Scene Manager
Drag to reorder · Changes push to device on Save
Credentials
Stored locally · Never transmitted to external services
Anthropic / Claude Code
—
API Key
OpenAI / Codex
—
API Key
GitHub Copilot
—
Personal Access Token