myriad-on-abstract

Myriad on Abstract

Myriad Protocol is a prediction market platform live on Abstract (and Linea, BNB Chain). Integrate it to show market data, let users trade outcome shares, and earn revenue from buy volume.

Architecture

Layer	Tool	Use For
Read-only data	REST API V2	Market listings, prices, charts, portfolio, events
Trading	polkamarkets-js SDK	Buy/sell shares, claim winnings, ERC-20 approvals
Revenue	referralBuy + builder code	Earn distributor fee (typically 1%) on buy volume

Quick Start

API Setup

Base URL: https://api-v2.myriadprotocol.com/
Auth: x-api-key: <your_api_key>  (or ?api_key=<your_api_key>)
Rate limit: 50 req/s per IP/key

Contact the Myriad team to obtain an API key.

Common Flow: Fetch Markets → Get Quote → Execute Trade

// 1. Fetch open markets on Abstract
const res = await fetch(
  "https://api-v2.myriadprotocol.com/markets?network_id=2741&state=open&sort=volume_24h&limit=10",
  { headers: { "x-api-key": "<your_api_key>" } }
);
const { data: markets } = await res.json();

// 2. Get a buy quote for a specific outcome
const quote = await fetch("https://api-v2.myriadprotocol.com/markets/quote", {
  method: "POST",
  headers: { "Content-Type": "application/json", "x-api-key": "<your_api_key>" },
  body: JSON.stringify({
    market_id: 164,
    outcome_id: 0,
    network_id: 2741,
    action: "buy",
    value: 100,
    slippage: 0.01,
  }),
});
// Returns: shares, price_before, price_after, calldata, fees

// 3. Execute via SDK (see references/sdk.md) or send calldata directly

Common Flow: Claim Winnings

const claim = await fetch("https://api-v2.myriadprotocol.com/markets/claim", {
  method: "POST",
  headers: { "Content-Type": "application/json", "x-api-key": "<your_api_key>" },
  body: JSON.stringify({ market_id: 164, network_id: 2741 }),
});
// Returns: action ("claim_winnings" | "claim_voided"), outcome_id, calldata