GET /v1/markets
Lists the tradable markets and their current mid prices.marketis the identifier used everywhere else in the API.priceis the current mid.
BTC, ETH, SOL, AAPL, NVDA, META, TSLA, and SPCX. The equity and pre-IPO symbols are friendly aliases for the corresponding trade.xyz HIP-3 markets; clients never send venue-prefixed identifiers.
Order limits
App-wide order limits (minimum $10 notional, and a per-order maximum) are documented constants rather than API fields. Violations surface asrejected.min_usd / rejected.max_usd errors.