Tool detail

Quartermaster Token Prices

Returns the USD price for a token given its symbol (eth, btc, usdc, ...) or a Base ERC-20 contract address, with source failover.

Categories: Market prices

Use when

get the current USD price of a major crypto token
price an arbitrary Base ERC-20 token by contract address
check a token's price when one data source might be down

Not for

not historical price series — current price only
not tokens outside Base for the contract-address path

Inputs

GET query param: token (string, required) — symbol like eth/btc/usdc/sol or a Base ERC-20 contract address

Admitted input schema

{
  "type": "object",
  "properties": {
    "token": {
      "type": "string",
      "minLength": 0,
      "maxLength": 4096,
      "description": "Symbol (eth, btc, usdc, sol, ...) or a Base ERC-20 contract address"
    }
  },
  "required": [
    "token"
  ],
  "additionalProperties": false
}

Endpoint

Method: GET
URL: https://quartermaster.surewhynot.app/v1/price

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://quartermaster.surewhynot.app/v1/price
Retrieved: 2026-09-30T20:37:07.382Z
Catalog file SHA-256: 6837ccddf886f0007cf3727ea9d27faaa5047b51b4f425345c554ce1c271a524
Catalog built: 2026-09-30T22:31:58.034Z