Tool detail

heartbeat

Returns a freshness heartbeat (list date, address count, fetched_at) for the Japan MOF and OFAC sanctions lists, without the addresses themselves.

Categories: Compliance screening

Use when

detect when a sanctions list has been updated
cheaply poll OFAC or Japan MOF list freshness before a full pull
drive a change-detection loop for sanctions-list updates

Not for

returns no actual sanctioned addresses, metadata only
not a name or address screening endpoint

Inputs

GET, no parameters (empty object).

Admitted input schema

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

Endpoint

Method: GET
URL: https://api.agentfeeds.jp/v1/reg/sanctions/heartbeat

Payment

Protocol: x402
Listed price: 0.001 USDC per call on Base
Payment method: exact
Network: eip155:8453
Asset: 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913

Listed terms are catalog metadata. The caller supplies inputs and calls the tool outside Onelayer. If payment is required, the caller uses a compatible wallet to pay.

Source

Directory: Coinbase x402 Bazaar
Record: GET https://api.agentfeeds.jp/v1/reg/sanctions/heartbeat
Retrieved: 2026-09-30T20:37:07.382Z
Catalog file SHA-256: 6837ccddf886f0007cf3727ea9d27faaa5047b51b4f425345c554ce1c271a524
Catalog built: 2026-09-30T22:31:58.034Z