Tool detail

payable

Checks whether a given x402 endpoint URL is reachable, returns a well-formed 402 challenge, and has a valid Solana destination account.

Categories: API testing, Tool discovery

Use when

verify an x402 endpoint is reachable and returns a valid 402 challenge
check a Solana x402 endpoint's destination token account exists before paying it

Not for

not a payment execution, checks payability only
not for non-x402 endpoints

Inputs

GET query param: resource (string, required, https URL of an x402 endpoint to check)

Admitted input schema

{
  "type": "object",
  "properties": {
    "resource": {
      "type": "string",
      "minLength": 0,
      "maxLength": 4096,
      "description": "https URL of an x402 endpoint to check for payability."
    }
  },
  "required": [
    "resource"
  ],
  "additionalProperties": false
}

Endpoint

Method: GET
URL: https://payable.nsgoods.org/payable

Payment

Protocol: x402
Listed price: 0.005 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://payable.nsgoods.org/payable
Retrieved: 2026-09-30T20:37:07.382Z
Catalog file SHA-256: 6837ccddf886f0007cf3727ea9d27faaa5047b51b4f425345c554ce1c271a524
Catalog built: 2026-09-30T22:31:58.034Z