Your first outcome in 60 seconds

Open Claude Code, ask for an outcome, watch DOS pick a mode and deliver. No Packs to choose, no commands to memorize.

cd into any git repo, run claude, and paste this:

DOS prompt
$ Summarize the most-changed files in this repo from the last 30 days. One paragraph. Mention the top 3 contributors.

That's the whole first move. No Pack picked, no Skill named, no slash command — just the outcome you want to be true. DOS reads the request, classifies it, picks a mode, and runs.

What lands on your screen

DOS will reach for ALGORITHM mode (multi-step: read git log, rank files, synthesize). The response opens with a header that looks like this:

What you'll see
$ ♻︎ Entering the DOS ALGORITHM… (v0.0.1) ═════════════🗒️ TASK: Summarize most-changed files, last 30 days→ git log --since="30 days ago" --name-only→ ranking 47 touched files by churn→ reading top 6, cross-referencing contributorsOver the last 30 days the repo has centered on the checkoutrewrite — apps/web/app/(checkout)/* accounts for 62% ofchurn, driven by Alice (payments), Ben (state machine), andChen (Stripe webhooks). Secondary activity in packages/dbtracks schema migrations for the same effort.

The mode header is the tell. DOS announced which gear it shifted into before it did the work.

The three modes

NATIVE — quick single-step tasks. Lookups, renames, one-file edits. ALGORITHM — multi-step work. Investigation, planning, refactoring, anything that needs phases. MINIMAL — greetings, ratings, acknowledgments. No ceremony.

Same sentence you'd brief a sharp coworker with is the sentence that drives DOS. Quick asks finish in seconds. Research asks spin up a sprint. No tool-switching on your end.

Try these next

Brief me on what this codebase does in 5 bullets.

Find the riskiest file in this repo and tell me why.

Draft a one-pager for stakeholders about what this service does.

Look at the last 10 commits and tell me who's working on what.

Each one picks its own mode. Watch the headers — they tell you what DOS decided the request needed.

Next

Read How to ask DOS for things for the mental model behind outcome-shaped requests.

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