トークン分析フレームワーク

GET /v2/token/{chain}/{tokenAddress}

{
  "chain": "sol",
  "name": "USD Coin",
  "symbol": "USDC",
  "decimals": 9,
  "address": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
  "imageUrl": "https://raw.githubusercontent.com/.../logo.png",
  "tokenCreatedAt": 1710417600000,
  "description": "USDC is a stablecoin pegged to the US dollar",
  "tokenCreators": [
    {
      "address": "...",
      "share": 100
    }
  ]
}

{
  "marketData": {
    "priceInUsd": "0.00123456",
    "priceInSol": "0.0000089",
    "marketCapInUsd": "1234567.89",
    "totalSupply": "1000000000",
    "holders": "5432",
    "top10HoldingsRatio": "0.35",
    "top100HoldingsRatio": "0.58",
    "maxPoolTvlInUsd": "50000.00",
    "totalTvlInUsd": "85000.00"
  }
}

GET /v2/token/{chain}/{tokenAddress}/stats

{
  "address": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
  "price1m": "1.234",
  "buys1m": "150",
  "sells1m": "120",
  "buyVolumesInUsd1m": "50000.45",
  "sellVolumesInUsd1m": "45000.32",
  "volumesInUsd1m": "95000.77",
  "buys1h": "2500",
  "sells1h": "2100",
  "volumesInUsd1h": "1500000.00",
  "priceChangeRatioInUsd1h": "0.025"
}

GET /v2/token/{chain}/{tokenAddress}/holders

{
  "hasNext": true,
  "hasPrev": false,
  "startCursor": "abc123",
  "endCursor": "xyz789",
  "data": [
    {
      "walletAddress": "HN7cABqLq46Es1jh92dQQisAq662SmxELLLsHHe4YWrH",
      "amount": "1000000000000000000",
      "amountInUsd": "12345.67",
      "percentage": "10.5"
    }
  ]
}

import { ChainStreamClient } from '@chainstream-io/sdk';

const client = new ChainStreamClient('YOUR_ACCESS_TOKEN');

async function analyzeToken(chain: string, tokenAddress: string) {
  // 1. 完全なトークン情報を取得
  const token = await client.token.getToken(chain, tokenAddress);
  
  // 2. 作成日時の確認
  const ageInDays = (Date.now() - token.tokenCreatedAt) / (1000 * 60 * 60 * 24);
  if (ageInDays < 7) {
    console.warn('⚠️ 新規トークンリスク：作成から7日未満');
  }
  
  // 3. ホルダー分布の分析
  const top10Ratio = parseFloat(token.marketData.top10HoldingsRatio);
  if (top10Ratio > 0.5) {
    console.warn('⚠️ 集中リスク：上位10が50%以上を保有');
  }
  
  // 4. 流動性の確認
  const tvl = parseFloat(token.marketData.totalTvlInUsd);
  const marketCap = parseFloat(token.marketData.marketCapInUsd);
  if (tvl < marketCap * 0.05) {
    console.warn('⚠️ 流動性リスク：TVLが時価総額の5%未満');
  }
  
  // 5. 総合評価
  const riskLevel = calculateRiskLevel(token);
  console.log(`リスクレベル: ${riskLevel}`);
  
  return {
    token,
    ageInDays,
    top10Ratio,
    tvlRatio: tvl / marketCap,
    riskLevel
  };
}

function calculateRiskLevel(token: any): string {
  const top10Ratio = parseFloat(token.marketData.top10HoldingsRatio);
  const tvl = parseFloat(token.marketData.totalTvlInUsd);
  const marketCap = parseFloat(token.marketData.marketCapInUsd);
  
  if (top10Ratio > 0.8 || tvl < marketCap * 0.01) {
    return '🔴 高リスク';
  } else if (top10Ratio > 0.5) {
    return '🟡 中リスク';
  }
  return '🟢 低リスク';
}