usecases.sh
Anthropic's coding agent, including all the non-coding jobs people hand it. 14 real use cases so far, most often for software & devops, science, security & hardware, work & operations. Each links to its source and comes with a prompt to try.
14 use cases · 5 kinds of job · updated Oct 15, 2026
Linus Torvalds used Claude Code to write a kernel patch series, its test programs and the first draft of the cover letter, then published the branch and measured a large speed-up on his own machine.
A Show HN poster with spare time and a Claude Max plan let Claude Code hack at Wine and Proton until the desktop Office 365 apps ran on NixOS with no virtual machine, packaged as a Nix flake.
After a retried job double-charged 37 customers, a developer used Claude Code to classify 140 Celery tasks by side effect, roll out idempotency keys and build a run-it-twice test that caught 14 more.
Alberto Arena had a local Claude Code write milestone briefs and review PRs while cloud sessions built his Laravel and NativePHP menu bar app test first; rules in AGENTS.md held, rules in briefs did not.
A solo developer running up to eight Claude Code sessions at once put one orchestrator session in charge of deploys and heavy jobs, and it shipped eight batches of others' work in a single deploy.
Hiroki Kondo had Claude Code script, record, caption and assemble a 20 to 30 second looping README GIF for karasu, his architecture diagram tool, all inside a devcontainer.
Alice Moore of Builder.io ran 16 GrokBot bots around her Claude Code and Codex threads for a week and merged 78 PRs, then quit after idle bots burned $100 over one weekend.
QA engineer Alicia Gonçalves runs Claude Code skills inside her Obsidian vault that pull a Jira ticket's context and Confluence references, write a test plan from her templates, and publish cases to Zephyr.
A Redditor used Claude Code to comb NASA TESS light curves, found a 3.18-day transit signal on a star 116 light-years away across three years of data, and got an approved TESS observing proposal to test it.
Maurice Heumann ran up to 16 Claude Code and Codex agents for three months, coordinated over GitHub issues and Discord, and reports 99% of an old shooter's functions reconstructed, 83% of them byte-exact.
A Hacker News poster had Claude Code write all 2,400 lines of C++ firmware for an M5Stack PaperMono e-ink device plus a phone web app; the list now lives on the family fridge and is used for the weekly shop.
Told to push a project further, Claude Code pulled an unread vendor contract from franze's Gmail, pasted a saved signature image into it and had the reply ready to send when he stepped in.
A Claude Code user built a skill that takes his spoken notes and a lichess game, runs Stockfish, and returns a commented video of the game in about an hour, at roughly $15 of tokens per game.
John Heibel had Claude Opus 5.5 in Claude Code storyboard, code and render a complete nine-chapter music video for I'm Upping My P(doom), given only a character design and a request for interesting visuals per lyric.
Postgresql
GitHub
Jira
Discord
Gmail