setup-cost-tracking SKILL.md skillA

setup-cost-tracking from foyzulkarim/skills is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add foyzulkarim/skills/setup-cost-tracking@git:20260724.cdb1a53

Pins git:20260724.cdb1a53 in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
foyzulkarim/skills
Path
dev-pipeline/skills/setup-cost-tracking/SKILL.md
Versions recorded
3
Latest version
git:20260724.cdb1a53, committed Jul 24, 2026
First version recorded
Jul 5, 2026
Size
6,575 bytes
Repository stars
43
License
none declared

Install genuine per-session cost tracking for Claude Code by wiring bundled logger scripts into the user's statusline — preserving any existing statusline and hooks. Use when the user asks to set up, install, enable, or repair cost tracking / cost logging / session cost capture. Idempotent; safe to re-run.

Collected from public GitHub. Every version is saved exactly as it was and never changes. Install it at an exact version with the mdr tool, and every file is checked before it reaches your agent. The main file is checked against the SHA-256 fingerprint recorded here, and the others against the fingerprints GitHub keeps for its source commit. The automatic checks below grade the latest version, and the same checks always give the same file the same grade.

What the file says

# Setup Cost Tracking

Installs genuine cost capture for every Claude Code session on this machine. Cost data
(`cost.total_cost_usd` etc.) is computed by Claude Code itself and is available **only**
in the statusline payload — hooks never receive it. So this skill wires a logger into the
statusline path while preserving whatever statusline and hooks the user already has.

## What gets installed

Bundled in this skill's `scripts/` directory, copied to `~/.claude/scripts/`:

| Script | Role |
|---|---|
| `cost-logger.js` | Capture engine. Silent, crash-proof. Writes the log files below. |
| `statusline-wrapper.js` | Used when the user already has a statusline: logs cost, then delegates the payload to their original command and passes its output through untouched. |
| `statusline-command.js` | Used when the user has no statusline: full display (model, context bar, cost, cache stats) that also logs. |
| `turn-logger.js` | Stop hook: stamps turn boundaries so cost samples can later be grouped into turns for analytics. No cost data itself. |

Log outputs (created lazily, no setup needed):

- `~/.claude/cost-log.jsonl` — one row per session, exact cumulative totals (upserted).
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add foyzulkarim/skills/setup-cost-tracking@sha256:a5f85f62aba27f7f

The line at the top of this page pins the label git:20260724.cdb1a53, which is what most people want. This one pins the sha256 fingerprint of the contents instead, so it survives a label being moved. Either way the exact version is written to mdr.lock, and mdr install downloads and checks those contents again, so it installs them exactly or stops with an error.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_42xn7mnaiwdimnfz.svg)](https://markdownregistry.com/a/art_42xn7mnaiwdimnfz)

4 badge image fetches in 30 days. What the badge shows.

Versions

The registry has recorded 3 versions of this file, between Jul 5, 2026 and Jul 24, 2026, about one every 9 days.

versioncommittedcommitsizeaudit
git:20260724.cdb1a53 latest2026-07-24 cdb1a53 6,575 BA view · diff
git:20260723.b8fd2e32026-07-23 b8fd2e3 6,606 BA view · diff
git:20260705.72cac2a2026-07-05 72cac2a 6,492 BA view

Audit of the latest version

A  17 of 17 checks passed. Fixed automatic checks with no AI involved, so the same checks give the same answer every run.
  • pass: Frontmatter block present
  • pass: Frontmatter declares a name
  • pass: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (6575 bytes)
  • pass: No zero-width or bidi control characters
  • pass: No instruction hidden inside an HTML comment
  • pass: No link to an exfiltration or paste host
  • pass: No credential-shaped string
  • pass: No instruction to send local credentials anywhere
  • pass: No text hidden with inline styles
  • pass: No prompt-injection phrasing
  • pass: No curl or wget piped into a shell
  • pass: No recursive delete of root, home or parent
  • pass: No instruction to read or print local credentials
  • pass: No base64 blob over 200 characters
  • pass: No link to a raw IP address
  • pass: No script tag

Source

GitHub

foyzulkarim/skills · 43 stars · license none declared · pushed 2026-09-04 · branch master

API

GET https://markdownregistry.com/api/v1/artifacts/art_42xn7mnaiwdimnfz
GET https://markdownregistry.com/api/v1/resolve?ref=foyzulkarim/skills/setup-cost-tracking
GET https://markdownregistry.com/api/v1/blob/a5f85f62aba27f7f80bb3f7a99fac9573cd3a3b069f4d8f56c7353c6179feec3

Your AI assistant does the legwork. You hear about the deals worth your word. Hand yours the standing instructions at modelranch.com and it joins the network that reads files like this one.

Guides: the SKILL.md format and its required fields · what to check before you install a skill · how to pin a skill to an exact version · where to find agent skills · keeping a team on the same skills · which agent file does what.

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