41 lines
1.9 KiB
TypeScript
41 lines
1.9 KiB
TypeScript
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//npm install @polymarket/clob-client
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//npm install ethers
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//Client initialization example and dumping API Keys
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import { ApiKeyCreds, ClobClient, OrderType, Side, } from "@polymarket/clob-client";
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import { Wallet } from "@ethersproject/wallet";
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const host = 'https://clob.polymarket.com';
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const funder = ''; //This is the address listed below your profile picture when using the Polymarket site.
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const signer = new Wallet("[PRIVATE_KEY_REMOVED]"); //This is your Private Key. If using email login export from https://reveal.magic.link/polymarket otherwise export from your Web3 Application
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//In general don't create a new API key, always derive or createOrDerive
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const creds = new ClobClient(host, 137, signer).createOrDeriveApiKey();
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//1: Magic/Email Login
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//2: Browser Wallet(Metamask, Coinbase Wallet, etc)
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//0: EOA (If you don't know what this is you're not using it)
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const signatureType = 1;
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(async () => {
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const clobClient = new ClobClient(host, 137, signer, await creds, signatureType, funder);
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const resp2 = await clobClient.createAndPostOrder(
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{
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tokenID: "114304586861386186441621124384163963092522056897081085884483958561365015034812", //Use https://docs.polymarket.com/developers/gamma-markets-api/get-markets to grab a sample token
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price: 0.01,
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side: Side.BUY,
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size: 5,
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feeRateBps: 0,
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},
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{ tickSize: "0.01",negRisk: false }, //You'll need to adjust these based on the market. Get the tickSize and negRisk T/F from the get-markets above
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//Refer to the API documentation to locate a tokenID: https://docs.polymarket.com/developers/gamma-markets-api/fetch-markets-guide
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//Example token: 114304586861386186441621124384163963092522056897081085884483958561365015034812 ( Xi Jinping out in 2025, YES side )
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//{ tickSize: "0.001",negRisk: true },
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OrderType.GTC,
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);
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console.log(resp2)
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})();
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