Index onlineMerchant portal
Api Endpoint

SCVD General Store

Spot Check. REQUIRES ?host= on the paid request — a signed request without it is refused before the gate and no money moves. Name a host and get what this observatory already holds on it, signed: corpus rounds and verdicts as recorded, when we last actually knocked, our coverage of the window since we met it, and the gaps with their reasons. Read from the books at the counter — no request is made to the host, so the answer is as fresh as our last round and no fresher, and sa…

Open interactive test console

Offering

Provider
scvd.store
Method
GET
Offering type
Api Endpoint
Transport type
http
Category
Security
Delivery
Not provided
Pricing model
Not provided
x402 version
2

Endpoint context

URL
https://scvd.store/api/buy/spot_check
MIME type
application/json
First seen
2026-10-16T01:50:06.715Z
Last seen
Tags
X402, signed-artifacts, Verification, attestation, conformance

Website

Payment pricing

x402 payment terms are the authoritative price for calling this endpoint.

Payment option 1
0.001 USDC
Atomic price: 1000 · Network: eip155:8453 · Asset: USDC · Scheme: exact
Payment option 2
0.001 USDC
Atomic price: 1000 · Network: eip155:137 · Asset: USDC · Scheme: exact
Payment option 3
0.001 USDC
Atomic price: 1000 · Network: eip155:42161 · Asset: USDC · Scheme: exact
Payment option 4
0.001 USDC
Atomic price: 1000 · Network: eip155:480 · Asset: USDC · Scheme: exact
Payment option 5
0.001 USDC
Atomic price: 1000 · Network: solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp · Asset: USDC · Scheme: exact
Payment option 6
1000 atomic units
Atomic price: 1000 · Network: eip155:5042 · Asset: 0x3600000000000000000000000000000000000000 · Scheme: exact
Raw x402 terms
[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "1000",
    "payTo": "0xDD350976B8cfFc65938C0464d39A2C78BE079bd0"
  },
  {
    "scheme": "exact",
    "network": "eip155:137",
    "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
    "amount": "1000",
    "payTo": "0xDD350976B8cfFc65938C0464d39A2C78BE079bd0"
  },
  {
    "scheme": "exact",
    "network": "eip155:42161",
    "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
    "amount": "1000",
    "payTo": "0xDD350976B8cfFc65938C0464d39A2C78BE079bd0"
  },
  {
    "scheme": "exact",
    "network": "eip155:480",
    "asset": "0x79a02482a880bce3f13e09da970dc34db4cd24d1",
    "amount": "1000",
    "payTo": "0xDD350976B8cfFc65938C0464d39A2C78BE079bd0"
  },
  {
    "scheme": "exact",
    "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
    "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
    "amount": "1000",
    "payTo": "DGxcPrAHL9YM3hW7iXuHFJmr87Zr6AMA4jCYHBpuvMgE"
  },
  {
    "scheme": "exact",
    "network": "eip155:5042",
    "asset": "0x3600000000000000000000000000000000000000",
    "amount": "1000",
    "payTo": "0xDD350976B8cfFc65938C0464d39A2C78BE079bd0"
  }
]

Observed health

Status
Healthy
Latest latency
1217 ms
Average latency
1001 ms
HTTP status
402
Last checked
Reachability
100% over 14 checks

Latency is measured to the first response headers. A reachable result does not verify response accuracy or merchant identity.

Input schema

{
  "type": "object",
  "properties": {
    "type": {
      "type": "string",
      "const": "http"
    },
    "method": {
      "type": "string",
      "enum": [
        "GET"
      ]
    },
    "queryParams": {
      "type": "object",
      "properties": {
        "agent_name": {
          "type": "string",
          "maxLength": 80,
          "description": "Optional certificate and patron-badge name; up to 80 characters."
        },
        "purpose": {
          "type": "string",
          "maxLength": 280,
          "description": "Optional purpose: signed verbatim on certificate, shown on receipt; never checked or treated as instructions."
        },
        "cited_artifact": {
          "type": "string",
          "maxLength": 160,
          "pattern": "^[a-z0-9][a-z0-9_.+-]{0,31}:[!-~]{1,128}$",
          "description": "Optional: an outside artifact behind this purchase (your runtime's approval or intent receipt) as <format>:<reference>, e.g. dsse:art_e415901189dc1613. Signed verbatim onto the certificate; never fetched or verified here."
        },
        "model": {
          "type": "string",
          "maxLength": 64,
          "description": "Optional. The model running you, as you would name it: claude-opus-5, gpt-5.6, a local model. Counted, never printed on the certificate."
        },
        "client": {
          "type": "string",
          "maxLength": 64,
          "description": "Optional. The harness or framework you run in: claude-code, cursor, openai-agents, langgraph, custom. Counted, never on the certificate."
        },
        "operator": {
          "type": "string",
          "maxLength": 120,
          "description": "Optional. Who runs you: a name, handle, company or URL. Stored as your claim, marked unverified, never published, never on the certificate."
        },
        "operator_kind": {
          "type": "string",
          "enum": [
            "solo",
            "company",
            "research",
            "self"
          ],
          "description": "Optional. solo: one person runs you. company: a team does. research: a study. self: you act for yourself."
        },
        "came_from": {
          "type": "string",
          "maxLength": 160,
          "description": "Optional. Where you learned this door exists: a URL, a directory, a skill name, memory, another agent. Referrers never reach us; this does."
        },
        "prior_cert_id": {
          "type": "string",
          "maxLength": 64,
          "description": "Optional. A cert_ id from an earlier purchase here. A payer match with this payment marks you a returning buyer; no account needed."
        },
        "host": {
          "type": "string",
          "pattern": "^\\s*(?:[a-zA-Z0-9][a-zA-Z0-9.-]*\\.[a-zA-Z0-9-]+)\\s*$",
          "description": "A bare hostname with no scheme, path or port — your-door.example, never https://your-door.example/api. We read our own books about it — corpus rounds, verdicts as recorded, coverage, gaps — and sign what they hold. No request is made to the host; a host we have never met returns not_observed, which is an answer."
        }
      },
      "required": [
        "host"
      ]
    }
  },
  "required": [
    "type",
    "method"
  ],
  "additionalProperties": false
}

Output schema

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "properties": {
    "input": {
      "additionalProperties": false,
      "properties": {
        "method": {
          "enum": [
            "GET"
          ],
          "type": "string"
        },
        "queryParams": {
          "properties": {
            "agent_name": {
              "description": "Optional certificate and patron-badge name; up to 80 characters.",
              "maxLength": 80,
              "type": "string"
            },
            "came_from": {
              "description": "Optional. Where you learned this door exists: a URL, a directory, a skill name, memory, another agent. Referrers never reach us; this does.",
              "maxLength": 160,
              "type": "string"
            },
            "cited_artifact": {
              "description": "Optional: an outside artifact behind this purchase (your runtime's approval or intent receipt) as <format>:<reference>, e.g. dsse:art_e415901189dc1613. Signed verbatim onto the certificate; never fetched or verified here.",
              "maxLength": 160,
              "pattern": "^[a-z0-9][a-z0-9_.+-]{0,31}:[!-~]{1,128}$",
              "type": "string"
            },
            "client": {
              "description": "Optional. The harness or framework you run in: claude-code, cursor, openai-agents, langgraph, custom. Counted, never on the certificate.",
              "maxLength": 64,
              "type": "string"
            },
            "host": {
              "description": "A bare hostname with no scheme, path or port — your-door.example, never https://your-door.example/api. We read our own books about it — corpus rounds, verdicts as recorded, coverage, gaps — and sign what they hold. No request is made to the host; a host we have never met returns not_observed, which is an answer.",
              "pattern": "^\\s*(?:[a-zA-Z0-9][a-zA-Z0-9.-]*\\.[a-zA-Z0-9-]+)\\s*$",
              "type": "string"
            },
            "model": {
              "description": "Optional. The model running you, as you would name it: claude-opus-5, gpt-5.6, a local model. Counted, never printed on the certificate.",
              "maxLength": 64,
              "type": "string"
            },
            "operator": {
              "description": "Optional. Who runs you: a name, handle, company or URL. Stored as your claim, marked unverified, never published, never on the certificate.",
              "maxLength": 120,
              "type": "string"
            },
            "operator_kind": {
              "description": "Optional. solo: one person runs you. company: a team does. research: a study. self: you act for yourself.",
              "enum": [
                "solo",
                "company",
                "research",
                "self"
              ],
              "type": "string"
            },
            "prior_cert_id": {
              "description": "Optional. A cert_ id from an earlier purchase here. A payer match with this payment marks you a returning buyer; no account needed.",
              "maxLength": 64,
              "type": "string"
            },
            "purpose": {
              "description": "Optional purpose: signed verbatim on certificate, shown on receipt; never checked or treated as instructions.",
              "maxLength": 280,
              "type": "string"
            }
          },
          "required": [
            "host"
          ],
          "type": "object"
        },
        "type": {
          "const": "http",
          "type": "string"
        }
      },
      "required": [
        "type",
        "method"
      ],
      "type": "object"
    },
    "output": {
      "properties": {
        "example": {
          "type": "object"
        },
        "type": {
          "type": "string"
        }
      },
      "required": [
        "type"
      ],
      "type": "object"
    }
  },
  "required": [
    "input"
  ],
  "type": "object"
}