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

Reliability

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How to connect

Add it to any MCP client that supports remote servers.

{
  "mcpServers": {
    "school-signals-and-dfe-ai-safety-evidence-usdc-on-base": {
      "type": "http",
      "url": "https://pay.adamhaleworks.workers.dev/mcp"
    }
  }
}

7 tools

• school_signals_search

  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.

• school_renewals

  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.

• school_buyer_brief

  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.

• list_products

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

• buy_file_x402

  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…

• create_transfer_order

  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.

• check_transfer_order

  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.

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