application-update

application-update is a skill for Claude Code from tmargolis/career-navigator. It costs 38 tokens per session (916 once invoked), scanned A, original, Apache-2.0.

A post-update check for a job-application tracker that confirms recent changes, checks whether outcome information is current, and suggests refreshing job-search signals or reviewing patterns at important milestones.

In plain words
What is it for?
Use it after recording an application update to verify the saved data, notice stale search information, and trigger pattern analysis when outcomes accumulate.
Why use it?
It helps keep related application files consistent after a status change and makes useful analysis less likely to be forgotten.

Skill for Claude Code

Written for Claude Code: shipped in a Claude Code plugin.

Part of the career-navigator plugin — 46 skills, 3 MCP servers shipped together

Good fit Use it after recording an application update to verify the saved data, notice stale search information, and trigger pattern analysis when outcomes accumulate.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/tmargolis/career-navigator/application-update
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 tmargolis/career-navigator --skill application-update
Clone the repo
git clone --depth 1 https://github.com/tmargolis/career-navigator

Made for: Claude Code.

Or install career-navigator, the plugin that ships this one along with the rest of its 46 skills, 3 MCP servers.

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 application-update

README.md
[![agentmods](https://agentmods.dev/badge/skills/tmargolis/career-navigator/application-update/github.svg)](https://agentmods.dev/skills/tmargolis/career-navigator/application-update)
Your own site
<a href="https://agentmods.dev/skills/tmargolis/career-navigator/application-update"><img src="https://agentmods.dev/badge/skills/tmargolis/career-navigator/application-update/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 application-update

Your own site · 80×15
<a href="https://agentmods.dev/skills/tmargolis/career-navigator/application-update"><img src="https://agentmods.dev/badge/skills/tmargolis/career-navigator/application-update.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 38 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 916 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 $0.00038 $0.00916
Opus 5.5 $0.00015 $0.00366
Sonnet 5.5 $0.00008 $0.00183
Haiku 4.5 $0.00004 $0.00092

Measured 1mo ago against content hash 055f16d16109, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

application-update 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.

skills/application-update/SKILL.md · 79 lines

How it starts

The opening of the file, as written. The whole thing — 79 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Run immediately after the track-application skill writes or updates {user_dir}/CareerNavigator/tracker.json (same conversation turn). There is no separate plugin hook file — orchestration is conversational or host-defined.

Workflow

1. Read tracker state

Application data uses the split layout defined in references/tracker-schema.md — read it before any read or write.

Read {user_dir}/CareerNavigator/tracker.json and inspect the summary rows only:

  • latest application updates — status, latest_stage, latest_stage_date, and the notes_count / stage_count / contact_count counters show what changed without opening a single detail file
  • outcome distribution
  • whether search_performance exists and has as_of

Do not walk applications/<application_id>.json or contacts/<company-slug>.json here. Open one detail file only when a specific application's consistency check in §1.5 fails and you need to see the underlying array.

1.5 Verify the write that just ran

track-application writes a multi-file transaction. Before advising anything, confirm it completed for the applications that just changed:

  • the row's detail_file resolves under {user_dir}/CareerNavigator/
  • notes_count and stage_count equal the lengths of the detail file's notes[] and stage_history[]
  • latest_stage and latest_stage_date match the last stage_history entry
  • if the row has a contacts_file, its contact_count matches the number of entries in that file whose application equals the row's application label

If a check fails, say exactly which file and field are out of sync and tell the user to re-run /career-navigator:track-application for that application. Repair it only per the write rules in references/tracker-schema.md — recompute the counters from the detail and contacts files and write every affected file in the same pass; never patch tracker.json alone.

Read the full file on GitHub · 79 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. 1mo ago First seen · 79 lines · 38 tokens per session scan A 055f16d16109

Subscribe to this mod's changes

application-update is a skill published in the GitHub repository tmargolis/career-navigator (16 stars, last pushed 28d ago), licensed Apache-2.0. It adds 38 tokens to every session and 916 once invoked, about $0.0002 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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