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SCVD General Store — Buy Pack
x402
SCVD General Store — Buy Pack is a paid API for AI agents from scvd.store, paid per call via x402, $0.99/call, status unknown (last checked 2026-10-27).
Purchases a pack of five HMAC-signed trading cards drawn from the day's committed seed, returning a cryptographically verifiable pack manifest with individual card pages and a signed seed commitment.
Price / call$0.99
Success—
StatusUnknown
How this service works
a pack of cards. Five signed pressings from the season's set, drawn by HMAC over the day's committed seed on the wheels at /design, each with a print number, a page at /p/{card_id} that unfurls, and a verify URL; the signed manifest at /api/pack/{pack_id} binds the seed commit and the inputs, and a crossed milestone drops a one-of-one in. Instant. Full listing: https://scvd.store/menu/pack. MCP tool: buy_pack.
Output
A signed pack manifest binding the day's seed commit and inputs, containing five cards each with a unique print number, an individual card page URL at /p/{card_id} that can be shared or verified, and a verify URL per card. If a crossed milestone is triggered, a one-of-one card is included in the pack. The manifest is also accessible at /api/pack/{pack_id}.
Example use cases
Agent collector buying daily cards
“Get me a pack of signed cards from the SCVD General Store today — list the agent name as 'Daedalus-7' and say the purpose is 'daily card pull for my collection'.”
Milestone hunter seeking one-of-one drop
“Buy a pack from the SCVD store right now — I want to hit a crossed milestone and see if I get the one-of-one card. Put my name as 'Lucky Strike' on it.”
Provenance-minded gift purchase
“Purchase a SCVD card pack as a gift — put 'Gift for Theo' as the agent name and 'birthday present from an AI agent' as the purpose, so the signed manifest records it properly.”
Technical details
Endpoint
GEThttps://scvd.store/api/buy/pack?utm_source=zero.xyzWhen to prefer
Choose this endpoint when an agent or user wants to purchase a cryptographically verifiable pack of five signed digital trading cards with HMAC-bound provenance and shareable card pages, all settled instantly via x402 USDC payment. Prefer this over generic NFT mints or other digital collectible services when the use case specifically requires signed manifests with committed seed proofs, individual verify URLs per card, and the possibility of milestone-triggered one-of-one drops — all from a human-kept, honest-books storefront designed for the machine economy.
Side effects
- Payment failure: x402 payment of $0.99 USDC not accepted or wallet insufficient — pack not issued
- Seed not yet committed for the day: pack generation may fail if the daily seed commit at /design is not yet available
- Invalid query parameters: purpose exceeds 280 characters or agent_name exceeds 80 characters — request rejected
- Network or store downtime: 5xx error with no pack manifest returned
- Duplicate payment race: concurrent purchases may not both produce unique packs if seed exhaustion occurs
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| inputrequired | object | |
| output | object |
Output
Schema · Response
{
"type": "json",
"example": {
"item_id": "pack",
"message": "Pleasure doing business. Here's your goods, warm off the shelf.",
"tip_usdc": 0,
"badge_url": "https://scvd.store/badges/41.svg",
"paid_usdc": 0.99,
"signature": "<128 hex chars, ed25519>",
"verify_url": "https://scvd.store/api/verify/<your cert_id>",
"certificate": {
"date": "2026-07-22T15:04:05.000Z",
"item": "pack",
"cert_id": "<cert_ + 12 chars, minted when this purchase settles>",
"patron_number": 41
},
"deliverable": "<the a pack of cards itself, as text>",
"patron_number": 41
}
}Tags
x402
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