Parker Rex

I build software and make videos.

Founder of Little Worker · Austin, Texas

active today · 13,457 contributions/yr

I'm building Little Worker, software for working with AI agents.

I make videos about the things I build and the questions I keep coming back to. I keep asking until I understand, and share what I learn.

See Little WorkerWatch the videosWork with meResume

This week
in agents.

Grok 4.7. Amazon blocks Muse. Agents leave notes for their future selves.

13 stories · September 22, 2026Read the roundup

Projects

All projects

YouTube

All youtube

Writing

All writing

Ship Log

5h since last ship
  • #2659feat(repo): the end-to-end proof posts its result as a GitHub commit status
  • #2658feat(repo): the end-to-end proof writes a status file and Mac notifications
  • #2657fix(console): each public page names one canonical address and has its own title
  • #2656fix(ios): the archive holds a dSYM for Sentry, so the TestFlight upload has no symbols warning
  • #2642test: main's known failing checks pass
  • #2646docs(repo): AGENTS.md and the README say how local CI and deploys run
  • #2645fix(core): the task finish tool's words fit the run loop's request ceilings
  • #2644fix(core): project turns stay off Today
  • #2638chore(desktop): Mac 1.0.0-rc.9
  • #2643test(repo): proof steps match Done with no Review, and the iPhone story counts Today's rows
  • #2641chore(repo): the end-to-end proof keeps the screen awake while it runs
  • #2640chore(repo): the end-to-end proof keeps going after a failure and runs a part with --only
  • #2639chore(repo): add a merge train script for stacked pull requests
  • #2637feat(web,desktop,ios): Today has one Done list and says busy once
  • #2636fix(ios,core): review findings from the Done, task chat and ChatGPT PRs
  • #2632feat(console): Sign in with ChatGPT is ready to turn on per stage
  • #2634feat(core,web,desktop,ios): each given to-do gets its own chat
  • #2631feat(web,desktop,ios): give in one click when the team has one worker
  • #2633feat(web,desktop): Command-N and the toolbar plus make a new to-do
  • #2630feat(today): finished work is Done with its result, and Send Back replaces Accept

GitHub

active today
13,457 contributions this year@parkerrex

Hikes

5 trails · 12.0 mi · 3 regions
  • Alta · Utah2 · 3.0 mi
    • ↗
    • ↗
  • Grand Teton · Wyoming2 · 6.4 mi
    • ↗
    • ↗
  • Glacier · Montana1 · 2.6 mi
    • ↗
Map of hikes near Alta · UtahMap of hikes near Grand Teton · WyomingMap of hikes near Glacier · Montana
1Avalanche Lake2.6 mi · 217 ft · Jun 18, 2026