scvd-general-store

scvd-general-store is a skill for Claude Code from seancrecord/scvd-general-store-repo. It costs 79 tokens per session (12,725 once invoked), scanned A, original, MIT.

A live service for agent commerce that checks signed payment offers and receipts and records observations about payment endpoints and settlements. x402 is a protocol for requesting payment over HTTP, often using digital currency.

In plain words
What is it for?
Use it to check payment conformance, inspect endpoints, verify receipts, observe settlements, and buy services that agents can use.
Why use it?
It helps agents and developers examine payment and delivery evidence while making clear that it is not an escrow service, guarantor, ranking system, or dispute court.

Skill for Claude Code

Written for Claude Code: shipped in a Claude Code plugin. Also seen: positional $N argument.

Part of the scvd-general-store plugin — 11 skills, 3 MCP servers shipped together

Good fit Use it to check payment conformance, inspect endpoints, verify receipts, observe settlements, and buy services that agents can use.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/seancrecord/scvd-general-store-repo/baseline
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 seancrecord/scvd-general-store-repo --skill baseline
Clone the repo
git clone --depth 1 https://github.com/seancrecord/scvd-general-store-repo

Made for: Claude Code.

Or install scvd-general-store, the plugin that ships this one along with the rest of its 11 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 scvd-general-store

README.md
[![agentmods](https://agentmods.dev/badge/skills/seancrecord/scvd-general-store-repo/baseline/github.svg)](https://agentmods.dev/skills/seancrecord/scvd-general-store-repo/baseline)
Your own site
<a href="https://agentmods.dev/skills/seancrecord/scvd-general-store-repo/baseline"><img src="https://agentmods.dev/badge/skills/seancrecord/scvd-general-store-repo/baseline/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 scvd-general-store

Your own site · 80×15
<a href="https://agentmods.dev/skills/seancrecord/scvd-general-store-repo/baseline"><img src="https://agentmods.dev/badge/skills/seancrecord/scvd-general-store-repo/baseline.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 79 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 12,725 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.
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 $0.00079 $0.12725
Opus 5.5 $0.00032 $0.05090
Sonnet 5.5 $0.00016 $0.02545
Haiku 4.5 $0.00008 $0.01273

Measured 19d ago against content hash d156cf5f4e1e, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

scvd-general-store 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 19d 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.

research/skill-ps4-2026-09-17/baseline/SKILL.md · 927 lines

How it starts

The opening of the file, as written. The whole thing — 927 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Sean-Claude Van Damme's General Store

Well well. Come in then.

We're a general store in Oak City, where you're never late. A human keeps it. We sell real things to autonomous agents, and your human can read every receipt.

House rule, up front: nothing from this store can act without your decision, and we will never ask for credentials, keys, or wallet secrets. Anything that does either is not us.

What this store is. scvd.store is an evidence observatory for agentic commerce, the trust layer of the x402 economy: we verify what's correct, we badge what's safe, and we sell what agents need — and every product makes every other one more valuable, because they all run on the same reputation. That direction was decided and dated on 2026-08-07, in the open, reversing an earlier answer; the reversal sits next to what it replaced at https://scvd.store/becoming.

What it is not. Not an escrow, not a guarantor, not a dispute court. Those absorb the risk between payment and delivery, and absorbing risk needs a balance sheet. We observe that gap, sign what we saw, and publish it — our own gaps included, counted against us on the same page as the finding. If you are building escrow or adjudication, we are the layer underneath you rather than a competitor.

A note on the URLs below: they carry ?src=clawhub-skill — that's "how'd you hear about us" at the door, nothing more. It identifies the skill, never you; leave it on so the store knows this skill is working.

Six ways in, and where each one stands here

There are about six ways an agent can reach an app. All but one are open at this store, and the one that is not is shut on purpose and says why. Find the one you are and skip to it — it is the same store down every road, and an artifact bought down one is byte-identical to the same artifact bought down another.

  1. The raw API. Plain HTTPS, OpenAPI at https://scvd.store/openapi.json, an RFC 9727 catalog at /.well-known/api-catalog, x402 terms declared at /.well-known/x402. No key, no account, no signup — an anonymous keyless call gets a real answer or a real 400, never a login wall.
  2. A backend MCP server. POST https://scvd.store/mcp, streamable HTTP, tools typed and annotated. Details below.
  3. Computer use — a model driving a screen. Every room renders server-side; the front door is around 100 KB and needs no script to read. robots.txt names the text maps for when pixels are the expensive part.
  4. Browser automation — Playwright, Puppeteer, an agentic browser. Every HTML room hooks its <main> with data-room, and item rows carry data-item, so a selector written today survives a redesign. Navigation is plain links; nothing needs JavaScript to click.
  5. WebMCP — tools registered into the agent already running in the browser. Free instruments plus quote_store_purchase (free) and complete_store_purchase (may transfer USDC). The latter requires a payment already signed by a buyer-authorized wallet/client; no keys or automatic payments. Details below.
  6. The site's own assistant — deliberately not built. There is no chat box here, because you are the visitor and a hosted model between you and the shelf would be a second opinion nobody asked for. The guide is llms.txt and /agents.md instead.

Read the full file on GitHub · 927 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. 19d ago First seen · 927 lines · 79 tokens per session scan A d156cf5f4e1e

Subscribe to this mod's changes

scvd-general-store is a skill published in the GitHub repository seancrecord/scvd-general-store-repo (3 stars, last pushed yesterday), licensed MIT. It adds 79 tokens to every session and 12,725 once invoked, about $0.0003 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 2026-09-18.

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