asc-crash-triage

asc-crash-triage is a skill for Claude Code from moasq/ios-dev-agent. It costs 32 tokens per session (805 once invoked), scanned A, a copy of asc-crash-triage, MIT.

A diagnostic workflow for examining TestFlight crashes, beta-user feedback, and performance reports from App Store Connect, Apple's app publishing service.

In plain words
What is it for?
Use it to list and filter crashes or feedback by app, build, device, or operating-system version, including feedback screenshots.
Why use it?
It gathers scattered beta diagnostics and turns them into a readable summary. This helps identify which problems affect testers and which app builds or devices are involved.

Skill for Claude Code

Written for Claude Code: shipped in a Claude Code plugin. Also seen: installed under .agents/ (shared by several agents).

Part of the ios-dev-agent plugin — 65 skills, 12 agents, 4 hooks, 1 MCP server shipped together

Good fit Use it to list and filter crashes or feedback by app, build, device, or operating-system version, including feedback screenshots.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/moasq/ios-dev-agent/asc-crash-triage
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 moasq/ios-dev-agent --skill asc-crash-triage
Clone the repo
git clone --depth 1 https://github.com/moasq/ios-dev-agent

Made for: Claude Code.

Or install ios-dev-agent, the plugin that ships this one along with the rest of its 65 skills, 12 agents, 4 hooks, 1 MCP server.

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 asc-crash-triage

README.md
[![agentmods](https://agentmods.dev/badge/skills/moasq/ios-dev-agent/asc-crash-triage/github.svg)](https://agentmods.dev/skills/moasq/ios-dev-agent/asc-crash-triage)
Your own site
<a href="https://agentmods.dev/skills/moasq/ios-dev-agent/asc-crash-triage"><img src="https://agentmods.dev/badge/skills/moasq/ios-dev-agent/asc-crash-triage/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 asc-crash-triage

Your own site · 80×15
<a href="https://agentmods.dev/skills/moasq/ios-dev-agent/asc-crash-triage"><img src="https://agentmods.dev/badge/skills/moasq/ios-dev-agent/asc-crash-triage.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 32 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 805 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.
Origin 92% copy Near-identical to another mod 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 $0.00032 $0.00805
Opus 5 $0.00016 $0.00402
Sonnet 5 $0.00006 $0.00161
Haiku 4.5 $0.00003 $0.00081

Measured 8d ago against content hash b2d7f6c6790f, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-08, from the pricing page.

Security

Grade A, and why

asc-crash-triage 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 8d 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.

Origin

This is a copy

92% identical to asc-crash-triage — 2 lines differ, which has more behind it and is treated as the original. This page carries a canonical link to it rather than competing with it.

.agents/skills/asc-crash-triage/SKILL.md · 70 lines

How it starts

The opening of the file, as written. The whole thing — 70 lines — stays where its author put it; the contents beside it link to each section on GitHub.

asc crash triage

Use this skill to fetch, analyze, and summarize TestFlight crash reports, beta feedback, and performance diagnostics.

Workflow

  1. Resolve the app ID if not provided (use asc apps list).
  2. Fetch data with the appropriate command.
  3. Parse JSON output and present a human-readable summary.

TestFlight crash reports

List recent crashes (newest first):

  • asc testflight crashes list --app "APP_ID" --sort -createdDate --limit 10
  • Filter by build: asc testflight crashes list --app "APP_ID" --build "BUILD_ID" --sort -createdDate --limit 10
  • Filter by device/OS: asc testflight crashes list --app "APP_ID" --device-model "iPhone16,2" --os-version "18.0"
  • All crashes: asc testflight crashes list --app "APP_ID" --paginate
  • Table view: asc testflight crashes list --app "APP_ID" --sort -createdDate --limit 10 --output table

TestFlight beta feedback

List recent feedback (newest first):

  • asc testflight feedback list --app "APP_ID" --sort -createdDate --limit 10
  • With screenshots: asc testflight feedback list --app "APP_ID" --sort -createdDate --limit 10 --include-screenshots
  • Filter by build: asc testflight feedback list --app "APP_ID" --build "BUILD_ID" --sort -createdDate
  • All feedback: asc testflight feedback list --app "APP_ID" --paginate

Performance diagnostics (hangs, disk writes, launches)

Requires a build ID. Resolve via asc builds info --app "APP_ID" --latest --platform IOS or asc builds list --app "APP_ID" --sort -uploadedDate --limit 5.

  • List diagnostic signatures: asc performance diagnostics list --build "BUILD_ID"
  • Filter by type: asc performance diagnostics list --build "BUILD_ID" --diagnostic-type "HANGS"
    • Types: HANGS, DISK_WRITES, LAUNCHES
  • View logs for a signature: asc performance diagnostics view --id "SIGNATURE_ID"
  • Download all metrics: asc performance download --build "BUILD_ID" --output ./metrics.json

Resolving IDs

  • App ID from name: asc apps list --name "AppName" or asc apps list --bundle-id "com.example.app"
  • Latest build ID: asc builds info --app "APP_ID" --latest --platform IOS
  • Recent builds: asc builds list --app "APP_ID" --sort -uploadedDate --limit 5
  • Set default: export ASC_APP_ID="APP_ID"

Read the full file on GitHub · 70 lines

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. 8d ago First seen · 70 lines · 32 tokens per session scan A b2d7f6c6790f

Subscribe to this mod's changes

asc-crash-triage is a skill published in the GitHub repository moasq/ios-dev-agent (4 stars, last pushed 3mo ago), licensed MIT. It adds 32 tokens to every session and 805 once invoked, about $0.0002 per session on Opus 5. A static security scan graded it A with 0 findings. It is 92% identical to asc-crash-triage, differing in 2 lines, and is treated as a copy.

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