hotfix

hotfix is a skill for Claude Code, Codex from WellApp-ai/Well. It costs 10 tokens per session (479 once invoked), scanned A, original, MIT.

An expedited workflow for fixing urgent production problems, such as outages, critical bugs, or security issues. Production means the live version used by customers.

In plain words
What is it for?
Use it to branch from the live code, implement a minimal fix, run checks, verify the original problem, open an urgent pull request, and alert the team.
Why use it?
It shortens the path from an urgent incident to a verified fix by focusing on the smallest necessary change and an expedited review.

Skill for Claude CodeCodex

Written for no agent in particular: nothing here depends on one.

Good fit Use it to branch from the live code, implement a minimal fix, run checks, verify the original problem, open an urgent pull request, and alert the team.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/wellapp-ai/well/hotfix
Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

Any agent
npx skills add WellApp-ai/Well --skill hotfix
Clone the repo
git clone --depth 1 https://github.com/WellApp-ai/Well

Made for: Claude Code, Codex.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for hotfix

README.md
[![agentmods](https://agentmods.dev/badge/skills/wellapp-ai/well/hotfix/github.svg)](https://agentmods.dev/skills/wellapp-ai/well/hotfix)
Your own site
<a href="https://agentmods.dev/skills/wellapp-ai/well/hotfix"><img src="https://agentmods.dev/badge/skills/wellapp-ai/well/hotfix/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for hotfix

Your own site · 80×15
<a href="https://agentmods.dev/skills/wellapp-ai/well/hotfix"><img src="https://agentmods.dev/badge/skills/wellapp-ai/well/hotfix.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 10 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 479 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe. Third-party audits
  • NVIDIA SkillSpector pass 7 Sept 2026
How audits are shown
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00010 $0.00479
Opus 5.5 $0.00004 $0.00192
Sonnet 5.5 $0.00002 $0.00096
Haiku 4.5 $0.00001 $0.00048

Measured 1mo ago against content hash 00d56cef026b, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

hotfix scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 1mo ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

cursor-rules/skills/hotfix/SKILL.md · 76 lines

What it actually says

Hotfix Skill

Fast-track fixes for production incidents.

When to Use

  • Production is down or degraded
  • Critical bug affecting users
  • Security vulnerability discovered

How It Differs from Normal Flow

Normal Hotfix
Branch from develop Branch from main
ASK mode exploration Skip to fix
Full PR review Expedited review
Standard Slack message URGENT alert

The Flow

  1. Branch - Create hotfix branch from main
  2. Fix - Implement minimal fix
  3. Verify - Test fix works
  4. PR - Create with HOTFIX label
  5. Alert - Notify team urgently

Phase Checklist

Phase 1: Create Hotfix Branch

  • Fetch latest: git fetch origin main
  • Branch from main: git checkout -b hotfix/<issue-summary> origin/main
  • Confirm on hotfix branch

Phase 2: Implement Fix

  • Identify root cause (minimal investigation)
  • Implement smallest possible fix
  • Run typecheck and lint
  • NO new features, NO refactoring

Phase 3: Verify

  • Test fix locally
  • Confirm original issue resolved
  • Check for obvious regressions

Phase 4: Create PR

  • Push branch: git push -u origin HEAD
  • Create PR to main with HOTFIX label:
    gh pr create --base main --title "HOTFIX: <summary>" --label hotfix
    
  • Request expedited review

Phase 5: Alert Team

Generate urgent Slack message:

:rotating_light: **HOTFIX: [Issue Summary]**

**Impact:** [What was broken]
**Fix:** [What was changed]

:github: PR: [link]
:notion: Incident: [link if exists]

Requesting expedited review from: @[reviewer]

After Merge

  • Merge main back to develop: git checkout develop && git merge main
  • Create incident report in Notion (if major)
Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 1mo ago First seen · 76 lines · 10 tokens per session scan A 00d56cef026b

Subscribe to this mod's changes

hotfix is a skill published in the GitHub repository WellApp-ai/Well (345 stars, last pushed 6d ago), licensed MIT. It adds 10 tokens to every session and 479 once invoked, about $0.0000 per session on Opus 5.5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-30.

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