School Signals and DfE AI Safety Evidence (USDC on Base)

Free. Find buyer ids (school:<URN>, trust:<UID>, org:<slug>) with counts of published edtech contracts, renewals in the next 12 months, live tenders and trust changes. Use before school_buyer_brief.

{
  "type": "object",
  "properties": {
    "q": {
      "type": "string",
      "maxLength": 120,
      "description": "Name (3-120 characters), URN or GIAS group UID."
    }
  },
  "required": [
    "q"
  ],
  "additionalProperties": false
}

Paid $0.03 USDC. Up to 25 published edtech contracts at English schools, trusts and councils ending in a window, with incumbent, value, extensions, estimated re-procurement window and official notice links. Empty results and invalid filters are refused before payment.

{
  "type": "object",
  "properties": {
    "ending_within_months": {
      "type": "integer",
      "minimum": 1,
      "maximum": 24,
      "description": "Window from today, 1-24 months (default 12)."
    },
    "include_recently_ended": {
      "type": "boolean",
      "description": "Also contracts that ended in the last 6 months."
    },
    "category": {
      "type": "string",
      "maxLength": 120,
      "description": "Edtech category.",
      "enum": [
        "CCTV, access & visitor management",
        "Classroom AV & interactive displays",
        "Cloud, licences & productivity",
        "Cyber security, filtering & safeguarding tech",
        "Devices & end-user hardware",
        "IT managed services & support",
        "Learning platforms, content & assessment",
        "MIS & school administration software",
        "Networks, Wi-Fi & connectivity",
        "Parent communication, payments & cashless",
        "Print & MFD",
        "School websites & digital",
        "Telephony"
      ]
    },
    "region": {
      "type": "string",
      "maxLength": 120,
      "description": "English region.",
      "enum": [
        "East Midlands",
        "East of England",
        "London",
        "North East",
        "North West",
        "South East",
        "South West",
        "West Midlands",
        "Yorkshire and the Humber"
      ]
    },
    "supplier": {
      "type": "string",
      "maxLength": 120,
      "description": "Incumbent supplier name contains this text."
    },
    "buyer": {
      "type": "string",
      "maxLength": 120,
      "description": "Buyer id from school_signals_search."
    },
    "x402_payment": {
      "type": "string",
      "maxLength": 16384,
      "description": "Optional, paid tools only: a signed x402 v2 PaymentPayload, base64. Prefer params._meta[\"x402/payment\"]. Never a private key or seed phrase."
    }
  },
  "required": [],
  "additionalProperties": false
}

Paid $0.20 USDC. Hierarchy, published edtech contracts and incumbents, upcoming renewals with estimated windows, live tenders, recent trust changes and official links for one buyer. Unknown, ambiguous (candidates returned) or evidence-free buyers are refused before payment.

{
  "type": "object",
  "properties": {
    "buyer": {
      "type": "string",
      "maxLength": 120,
      "description": "school:<URN>, trust:<UID>, org:<slug>, a URN or an exact name."
    },
    "x402_payment": {
      "type": "string",
      "maxLength": 16384,
      "description": "Optional, paid tools only: a signed x402 v2 PaymentPayload, base64. Prefer params._meta[\"x402/payment\"]. Never a private key or seed phrase."
    }
  },
  "required": [
    "buyer"
  ],
  "additionalProperties": false
}

Free. Every product with its price in USDC, route, licence and how to pay (x402 or plain transfer on Base).

{
  "type": "object",
  "properties": {},
  "required": [],
  "additionalProperties": false
}

Paid 295 USDC (school-signals-england-snapshot) or 149 USDC (dfe-ai-safety-toolkit) via x402; returns a signed 48-hour download link, the file SHA-256 and an order URL. Without payment returns the x402 terms. If your client caps automatic payments, use create_transfer_order instead.

{
  "type": "object",
  "properties": {
    "product": {
      "type": "string",
      "maxLength": 120,
      "description": "File to buy.",
      "enum": [
        "school-signals-england-snapshot",
        "dfe-ai-safety-toolkit"
      ]
    },
    "x402_payment": {
      "type": "string",
      "maxLength": 16384,
      "description": "Optional, paid tools only: a signed x402 v2 PaymentPayload, base64. Prefer params._meta[\"x402/payment\"]. Never a private key or seed phrase."
    }
  },
  "required": [
    "product"
  ],
  "additionalProperties": false
}

Free. Creates a 24-hour order with an order-specific exact USDC amount on Base. Send exactly that amount of canonical USDC to the recipient in one transfer, then call check_transfer_order with the transaction hash.

{
  "type": "object",
  "properties": {
    "product": {
      "type": "string",
      "maxLength": 120,
      "description": "File to buy.",
      "enum": [
        "school-signals-england-snapshot",
        "dfe-ai-safety-toolkit"
      ]
    }
  },
  "required": [
    "product"
  ],
  "additionalProperties": false
}

Free. With only order: status (and a fresh download link once paid). With tx_hash: verifies the Base transaction (canonical USDC, recipient, exact amount, success, time window, 10 confirmations, never used before) and returns the download link.

{
  "type": "object",
  "properties": {
    "order": {
      "type": "string",
      "maxLength": 120,
      "description": "Order id."
    },
    "tx_hash": {
      "type": "string",
      "maxLength": 120,
      "description": "Base transaction hash, 0x + 64 hex.",
      "pattern": "^0x[0-9a-fA-F]{64}$"
    }
  },
  "required": [
    "order"
  ],
  "additionalProperties": false
}