openapi-contracts SKILL.md skillA

openapi-contracts from amey-thakur/ai-skills is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add amey-thakur/ai-skills/openapi-contracts@git:20260728.fac4544

Pins git:20260728.fac4544 in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
amey-thakur/ai-skills
Path
skills/apis/openapi-contracts/SKILL.md
Versions recorded
2
Latest version
git:20260728.fac4544, committed Jul 28, 2026
First version recorded
Jul 21, 2026
Size
3,753 bytes
Repository stars
14
License
MIT

Drive API development from an OpenAPI spec as the contract, with linting, codegen, and drift detection. Use when building or documenting REST APIs and wanting the spec to be the single source of truth.

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

# OpenAPI contracts

An OpenAPI spec can be the single source of truth for a REST API:
documentation, client and server code, mocks, and tests all derived
from it. The value comes from making the spec the *contract* everything
else is generated from or checked against, not a document written after
the fact and immediately stale.

## Method

1. **Design spec-first for new APIs.** Write the OpenAPI
   spec before implementing: it forces the interface
   decisions (resources, methods, schemas, errors: see
   rest-endpoint-design, api-error-responses) up front,
   enables parallel work (frontend against a mock, backend
   against the contract), and produces the documentation for
   free. Code-first (annotations generating the spec) is
   viable for existing APIs but tends toward
   implementation-shaped rather than consumer-shaped design.
2. **Lint the spec for consistency.** A spec linter
   (Spectral-class) enforces naming conventions, required
   descriptions, error-response coverage, and org-wide rules
   (see style-guides for the API): so every endpoint across
   the org is consistent and documented, caught at
   spec-review not after shipping. An unlinted spec drifts
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add amey-thakur/ai-skills/openapi-contracts@sha256:b82a1c09248d4cad

The line at the top of this page pins the label git:20260728.fac4544, 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_lrucfzrckurkrbpg.svg)](https://markdownregistry.com/a/art_lrucfzrckurkrbpg)

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

Versions

The registry has recorded 2 versions of this file, between Jul 21, 2026 and Jul 28, 2026, about one every 7 days.

versioncommittedcommitsizeaudit
git:20260728.fac4544 latest2026-07-28 fac4544 3,753 BA view · diff
git:20260721.412065e2026-07-21 412065e 3,758 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 (3753 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

amey-thakur/ai-skills · 14 stars · license MIT · pushed 2026-09-06 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_lrucfzrckurkrbpg
GET https://markdownregistry.com/api/v1/resolve?ref=amey-thakur/ai-skills/openapi-contracts
GET https://markdownregistry.com/api/v1/blob/b82a1c09248d4cad2f432b3e9cf991a6f2fac04591555d29202bddb4dfd619c5

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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