BLOCKSIZECRYPTO / FINANCE

Blocksize Market Data

blocksize/market-data

Agent-native institutional crypto, FX, and metals market data through listed x402-paid per-call routes.

Use when an AI agent needs live market prices, VWAP, bid/ask snapshots, FX, or metals from the listed paid sample routes without creating an API account.

Open service page Agent markdown

Payment rails

Works with agents

Use with pay

# First time
$ brew install pay
$ pay setup

# Inspect and call this API
$ pay catalog show blocksize/market-data
$ pay curl https://mcp.blocksize.info/v1/bidask/BTC-USD \
  -X GET

Endpoints

4 total

MethodPathPricing

GETv1/bidask/BTC-USDFetch crypto bid-ask snapshot$0.002/requests

GETv1/fx/EURUSDFetch FX exchange rate data$0.005/requests

GETv1/metal/XAUUSDFetch precious metals price data$0.005/requests

GETv1/vwap/BTC-USDFetch crypto VWAP market data$0.002/requests