backtest-infrastructure-cost-budgeting SKILL.md skillA

backtest-infrastructure-cost-budgeting from himanshuj16/algo-trading-skills is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add himanshuj16/algo-trading-skills/backtest-infrastructure-cost-budgeting@v2.0.0

Pins v2.0.0 in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
himanshuj16/algo-trading-skills
Path
skills/backtest-infrastructure-cost-budgeting/SKILL.md
Versions recorded
5
Latest version
v2.0.0, committed Sep 3, 2026
First version recorded
Jul 30, 2026
Size
6,879 bytes
Repository stars
50
License
Apache-2.0

Use before launching a large grid search or tick-level sweep, to forecast cloud compute and storage spend with spot interruption overhead, per-task billing minimums and non-linear scaling, rather than discovering it on the invoice.

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

## When to Use

Use this skill before kicking off massive grid searches or tick-level backtests over thousands of instruments. Large-scale backtesting can quietly consume thousands of dollars of cloud spend if it is not budgeted in advance, and the bill arrives long after the decision to run was made.

## When NOT to Use

- **As a billing reconciliation tool.** This estimates ahead of a run. For tracking actual spend against forecast, see `cost-monitoring-for-cloud-trading-infrastructure`.
- **As a live cost cut-off.** It produces a number; it does not stop a running job. Wire `is_over_budget` into your launcher yourself.
- **For a single small backtest.** Below a few dollars the estimation effort exceeds the spend.
- **Without a measured baseline.** Every input is a per-unit measurement. Guessed inputs produce a confidently wrong total — profile a real sample first.

## Which Billing Model This Fits

Costs are modelled as **separately metered vCPU-hours and GB-hours**. That is how serverless container platforms bill: AWS Fargate charges "based on the vCPU, memory, Operating Systems, CPU Architecture, and storage resources used", with CPU and memory as separate line items.
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add himanshuj16/algo-trading-skills/backtest-infrastructure-cost-budgeting@sha256:8b03f08be7176465

The line at the top of this page pins the label v2.0.0, 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_him57vpdq2hwel24.svg)](https://markdownregistry.com/a/art_him57vpdq2hwel24)

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

Versions

The registry has recorded 5 versions of this file, between Jul 30, 2026 and Sep 3, 2026, about one every 9 days.

versioncommittedcommitsizeaudit
v2.0.0 latest2026-09-03 8527a51 6,879 BA view · diff
v2.0.02026-09-03 64e8b01 6,834 BA view · diff
v2.0.02026-08-13 097e217 6,786 BA view · diff
v1.0.02026-08-07 89d1436 1,653 BA view · diff
v1.0.02026-07-30 dfc60c7 1,651 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 (6879 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

himanshuj16/algo-trading-skills · 50 stars · license Apache-2.0 · pushed 2026-09-14 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_him57vpdq2hwel24
GET https://markdownregistry.com/api/v1/resolve?ref=himanshuj16/algo-trading-skills/backtest-infrastructure-cost-budgeting
GET https://markdownregistry.com/api/v1/blob/8b03f08be71764657dc315bac134a594ed8dd91d8c85881c1bbfa3123c400d4e

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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