Tool detail

BTC-USD

Returns real-time volume-weighted average price (VWAP) for BTC-USD from Blocksize Capital.

Categories: Market prices

Use when

get the current VWAP for BTC-USD
pull a live institutional-grade crypto price benchmark
check a real-time VWAP feed before pricing a trade

Not for

fixed to the BTC-USD pair, not a general multi-pair query
not bid/ask spread data, that is a separate endpoint

Inputs

GET, no parameters (empty object); the pair is fixed in the URL path (BTC-USD).

Admitted input schema

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

Endpoint

Method: GET
URL: https://mcp.blocksize.info/v1/vwap/BTC-USD

Payment

Protocol: x402
Listed price: ~0.002 USDC per call on Solana (docs state $0.002 minimum; listing omits decimals)
Payment method: exact
Network: solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp
Asset: EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v

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://mcp.blocksize.info/v1/vwap/BTC-USD
Retrieved: 2026-09-30T20:37:07.382Z
Catalog file SHA-256: 6837ccddf886f0007cf3727ea9d27faaa5047b51b4f425345c554ce1c271a524
Catalog built: 2026-09-30T22:31:58.034Z