publish-api-to-catalog

publish-api-to-catalog is a skill for Claude Code from hmcts/agentic-plugins-marketplace. It costs 114 tokens per session (2,887 once invoked), scanned A, original, MIT.

A setup guide for publishing an API's OpenAPI documentation—the standard machine-readable description of an API—to a public Swagger UI website and an API catalogue.

In plain words
What is it for?
It helps HMCTS API repositories find and check their OpenAPI file, add the publishing workflow, and verify that the public documentation and catalogue listing work.
Why use it?
It removes the manual work of connecting an API repository to the catalogue's documentation workflow and highlights one-time GitHub Pages setup issues.

Skill for Claude Code

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

Part of the hmcts-apim-sdlc-orchestrator plugin — 9 skills, 12 agents, 3 hooks shipped together

Good fit It helps HMCTS API repositories find and check their OpenAPI file, add the publishing workflow, and verify that the public documentation and catalogue listing work.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/hmcts/agentic-plugins-marketplace/publish-api-to-catalog
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 hmcts/agentic-plugins-marketplace --skill publish-api-to-catalog
Clone the repo
git clone --depth 1 https://github.com/hmcts/agentic-plugins-marketplace

Made for: Claude Code.

Or install hmcts-apim-sdlc-orchestrator, the plugin that ships this one along with the rest of its 9 skills, 12 agents, 3 hooks.

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 publish-api-to-catalog

README.md
[![agentmods](https://agentmods.dev/badge/skills/hmcts/agentic-plugins-marketplace/publish-api-to-catalog/github.svg)](https://agentmods.dev/skills/hmcts/agentic-plugins-marketplace/publish-api-to-catalog)
Your own site
<a href="https://agentmods.dev/skills/hmcts/agentic-plugins-marketplace/publish-api-to-catalog"><img src="https://agentmods.dev/badge/skills/hmcts/agentic-plugins-marketplace/publish-api-to-catalog/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 publish-api-to-catalog

Your own site · 80×15
<a href="https://agentmods.dev/skills/hmcts/agentic-plugins-marketplace/publish-api-to-catalog"><img src="https://agentmods.dev/badge/skills/hmcts/agentic-plugins-marketplace/publish-api-to-catalog.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 114 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 2,887 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 1 finding. A grade says what 26 rules found in the file — not that it is safe.
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 $0.00114 $0.02887
Opus 5 $0.00057 $0.01443
Sonnet 5 $0.00023 $0.00577
Haiku 4.5 $0.00011 $0.00289

Measured 10d ago against content hash d89176007400, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-10, from the pricing page.

Security

Grade A, and why

publish-api-to-catalog scanned grade A with 1 finding 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 10d 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.

Makes network callslowCapability

Not a fault in itself. Listed so you know the mod talks to something, and to what.

curl -sS -o /dev/null -w "%{http_code}\n" "https://hmcts.github.io/$repo/"
plugins/agents/hmcts-apim-sdlc-orchestrator/skills/publish-api-to-catalog/SKILL.md · 252 lines

How it starts

The opening of the file, as written. The whole thing — 252 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Skill: Publish API to Catalog

This is the canonical copy of amp-catalog/.claude/skills/publish-api-to-catalog/SKILL.md, mirrored into this orchestrator so it's available whenever working inside an api-cp-* repo without needing a local amp-catalog clone. Keep both in sync if either changes.

Onboards the current repository to the API Catalog stop-gap: a public Swagger UI site at https://hmcts.github.io/<repo>/, plus an automatic listing in amp-catalog.

The per-repo footprint is a single workflow file — most of this skill is checking the API is safe to expose and verifying the result.

Run these phases in order. Do not skip Phase 2.


Phase 1 — Locate and validate the OpenAPI spec

  1. Confirm you are in an API repo (it has an OpenAPI spec). Find it:

    find . -path ./.git -prune -o -name "openapi-spec.y*ml" -print 2>/dev/null
    

    The HMCTS convention is src/main/resources/openapi/openapi-spec.yml. If there are several, ask the user which is the published spec.

  2. Sanity-check it parses and read its info block (used later for the catalog entry):

    ruby -ryaml -e 'i=YAML.load_file(ARGV[0])["info"]; puts i["title"]; puts i["description"]' <SPEC_PATH>
    

    If it does not parse, stop and report — fix the spec first.

  3. Check the servers block. SwaggerHub virtservers are no longer available; exposed APIs must use the standard server URL pattern, with the version matching the API version (info.version):

    servers:
      - description: <API title>
        url: https://<api_repo_name>.net/{version}
        variables:
          version:
            default: <info.version>
            description: API version; matches the spec info.version
    

    If the spec still points at virtserver.swaggerhub.com (or any other pattern), fix it as part of this onboarding — include it in the Phase 4 PR or open a separate chore: PR.

    The in-repo version is only a placeholder — do not hand-bump it. The real version is the GitHub release tag (without the v prefix), stamped in two places:

    • Release artefacts: hmcts/update-openapi-version (in ci-released.yml) re-stamps info.version and servers[0] with this same pattern.
    • Docs site: the shared publish-swagger-ui.yml workflow stamps the spec before deploying (release tag on release runs; latest v* tag via git describe on manual dispatch), so the published Swagger UI always shows the released version. Repos with no v* tag yet publish the committed placeholder until their first release.
  4. Record the path relative to the repo root as OPENAPI_PATH.

Read the full file on GitHub · 252 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. 10d ago First seen · 252 lines · 114 tokens per session scan A d89176007400

Subscribe to this mod's changes

publish-api-to-catalog is a skill published in the GitHub repository hmcts/agentic-plugins-marketplace (3 stars, last pushed 2d ago), licensed MIT. It adds 114 tokens to every session and 2,887 once invoked, about $0.0006 per session on Opus 5. A static security scan graded it A with 1 finding (makes network calls). No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-31.

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