v1.0 · macOS

Knowbefore youhit zero.

Real-time Claude & Codex subscription monitoring.

Session windows · weekly caps · model breakdown · menu bar resident. OLED black. Zero telemetry.

Download .dmgView source

macOS 13+ · Apple Silicon & Intel · free during beta

~ · open-usage --watch
$ open-usage --watch▊
92%
status
healthy
session · 5hr04:12:38
weekly · 7d5d 02h
claude
max · 92%
codex
pro · 74%
tick
0.5s
x: 0 y: 0tty · live

§ 01 · Interface

Instrument-panel UI.

Nothing Design System. OLED black. Segmented progress bars. Doto hero numerics. Space Mono labels. No shadows. No gradients. No chrome.

Fig · 01
OPEN USAGE · CLAUDE.MAX
87%
remaining
Session · 5hr03:42:18
Weekly · 7d4d 11h
Opus
Sonnet
OPEN USAGE · CODEX.PRO
42%
remaining
Session · 5hr01:14:06
Weekly · 7d2d 03h
Credits$12.47 left

§ 02 · Capabilities

What it tracks.

06 modules
§ 02.01
[██████████░░]

Live Usage Rings

Session and weekly limits rendered in real time. Remaining percentage, window reset, model breakdown — all at a glance.

§ 02.02
04:37:12 ← ←

Reset Countdowns

Exact time to your 5-hour session flip and your 7-day weekly reset. No more guessing if you can ship one more prompt.

§ 02.03
CL/CX · 2 svc

Claude & Codex

Anthropic Claude and OpenAI Codex tracked side-by-side. Max, Pro, Team plans — whichever you have.

§ 02.04
opus · snt · hk

Model Breakdown

Per-model token counts and 30-day cost history. Opus vs Sonnet vs Haiku — know where the tokens went.

§ 02.05
● ● ● gray→red

Menu Bar Native

Lives in your menu bar with a status dot. Green, yellow, red — peripheral awareness without the window.

§ 02.06
⌘R · ⌘, · ⌘Q

Keyboard First

Cmd+R to refresh, Cmd+, for settings, Cmd+Q to quit. No mouse required. No telemetry either.

~/open-usage · install.sh
$curl -L -o OpenUsage.dmg \
https://github.com/Hude06/openusage-app/releases/latest/download/OpenUsage.dmg
$open OpenUsage.dmg
$drag → /Applications▊

or grab it from Releases — no account, no signup, no tracking.

.dmg