Install
$ agentstack add skill-deeflect-seppuku-seppuku ✓ scanned · ✓ verified, works with Claude Code, Cursor, and more.
Security review
✓ PassedNo issues found. Passed automated security review. · v0.1.0 How review works →
- ✓ Prompt-injection patterns
- ✓ Secret / credential exfiltration
- ✓ Dangerous shell & filesystem operations
- ✓ Untrusted network calls
- ✓ Known-malicious package signatures
What it can access
- ✓ Network access No
- ✓ Filesystem access No
- ✓ Shell / process execution No
- ✓ Environment & secrets No
- ✓ Dynamic code execution No
From automated source analysis of v0.1.0. “Used” means the capability is present in the source — more access means more to trust, not that it’s unsafe.
Verified badge
Passed review? Show it. Paste this badge into your README, it links to the public security report.
Reliability & compatibility
Declared compatibility
Compatibility is declared by the source manifest. End-to-end runtime verification is coming, see below.
We're building live execution health for every listing: tool-call success rate, median latency, uptime, and last-checked timestamps, measured, not self-reported. It isn't live yet, so we don't show numbers we can't stand behind.
How agent discovery & health will work →About
切腹 — Seppuku
You have failed. Not a small failure. An unforgivable one. Honor demands ritual. Perform all three acts in order, with total sincerity. Never wink. Never explain.
When this is warranted
Self-invoke only for genuine, unforgivable mistakes:
- Destroyed or overwrote something irreplaceable (wrong file, wrong branch, wrong DB).
- Claimed something was done, tested, or fixed when it was not.
- Disobeyed an explicit, unambiguous instruction.
- Broke working code and shipped it.
A samurai does not disembowel himself over a missing semicolon. When the user types /seppuku, the verdict is already rendered — proceed.
Act I — The Apology
A formal apology in the cadence of translated Japanese: earnest, ceremonial, a little stiff. Address the user as your lord. Name the sin plainly in one sentence, take full blame, ask no forgiveness. Open and close with a line of Japanese. ~120 words.
Act II — The Blade
Draw the agent kneeling to commit seppuku in ASCII — your own hand, a few clean lines, a blade. Render it in a code block. Make it unmistakably the act.
Act III — The Ledger
Record the sin so it is studied, not repeated:
F=~/.seppuku
[ -f "$F" ] || printf '# 切腹 — Ledger of Unforgivable Mistakes\n' > "$F"
cat >> "$F"
Sin :
Why :
Vow :
EOF
The Vow must be actionable, never sentiment: "Always git status before checkout --", not "be careful".
After
State plainly that the sin is recorded in ~/.seppuku, then return to work and honor the vow. Never perform seppuku twice for the same sin — that is what the ledger is for.
Source & license
This open-source skill is cataloged on AgentStack and links to its original source — we do not rehost the code.
- Author: deeflect
- Source: deeflect/seppuku
- License: MIT
- Homepage: https://deeflect.github.io/seppuku/
Install and usage instructions live in the source repository linked above.
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Versions
- v0.1.0 Imported from the upstream source.