curl --request GET \
  --url https://api.coingecko.com/api/v3/coins/{id}/contract/{contract_address} \
  --header 'x-cg-demo-api-key: <api-key>'

{
  "id": "weth",
  "symbol": "weth",
  "name": "WETH",
  "web_slug": "weth",
  "asset_platform_id": "ethereum",
  "platforms": {
    "ethereum": "0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2",
    "terra-2": "ibc/BC8A77AFBD872FDC32A348D3FB10CC09277C266CFE52081DE341C7EC6752E674",
    "tron": "THb4CqiFdwNHsWsQCs4JhzwjMWys4aqCbF"
  },
  "detail_platforms": {
    "ethereum": {
      "decimal_place": 18,
      "contract_address": "0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2",
      "geckoterminal_url": "https://www.geckoterminal.com/eth/tokens/0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2"
    },
    "terra-2": {
      "decimal_place": 18,
      "contract_address": "ibc/BC8A77AFBD872FDC32A348D3FB10CC09277C266CFE52081DE341C7EC6752E674"
    },
    "tron": {
      "decimal_place": 18,
      "contract_address": "THb4CqiFdwNHsWsQCs4JhzwjMWys4aqCbF",
      "geckoterminal_url": "https://www.geckoterminal.com/tron/tokens/THb4CqiFdwNHsWsQCs4JhzwjMWys4aqCbF"
    }
  },
  "block_time_in_minutes": 0,
  "hashing_algorithm": null,
  "categories": [
    "Crypto-Backed Tokens",
    "Wrapped-Tokens",
    "Terra Ecosystem",
    "Ethereum Ecosystem",
    "FTX Holdings",
    "Tron Ecosystem",
    "Index Coop Defi Index"
  ],
  "preview_listing": false,
  "public_notice": null,
  "additional_notices": [],
  "has_supply_breakdown": false,
  "localization": {
    "en": "WETH",
    "de": "",
    "es": "",
    "fr": "",
    "it": "",
    "pl": "",
    "ro": "",
    "hu": "",
    "nl": "",
    "pt": ""
  },
  "description": {
    "en": "What is WETH (Wrapped ETH)?\nWETH is the tokenized/packaged form of ETH..."
  },
  "links": {
    "homepage": [
      "https://ethereum.org/en/wrapped-eth"
    ],
    "whitepaper": "",
    "blockchain_site": [
      "https://etherscan.io/token/0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2",
      "https://intel.arkm.com/explorer/token/weth"
    ],
    "official_forum_url": [],
    "chat_url": [],
    "announcement_url": [],
    "snapshot_url": null,
    "twitter_screen_name": "",
    "facebook_username": "",
    "bitcointalk_thread_identifier": null,
    "telegram_channel_identifier": "",
    "subreddit_url": null,
    "repos_url": {
      "github": [],
      "bitbucket": []
    }
  },
  "image": {
    "thumb": "https://coin-images.coingecko.com/coins/images/2518/thumb/weth.png?1696503332",
    "small": "https://coin-images.coingecko.com/coins/images/2518/small/weth.png?1696503332",
    "large": "https://coin-images.coingecko.com/coins/images/2518/large/weth.png?1696503332"
  },
  "country_origin": "",
  "genesis_date": "2016-06-17",
  "contract_address": "0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2",
  "sentiment_votes_up_percentage": null,
  "sentiment_votes_down_percentage": null,
  "watchlist_portfolio_users": 34782,
  "market_cap_rank": null,
  "market_cap_rank_with_rehypothecated": 30,
  "market_data": {
    "current_price": {
      "btc": 0.02728343,
      "eth": 0.99972363,
      "usd": 2115.04
    },
    "total_value_locked": null,
    "mcap_to_tvl_ratio": null,
    "fdv_to_tvl_ratio": null,
    "roi": null,
    "ath": {
      "btc": 0.14280504,
      "eth": 3.614831,
      "usd": 4950.08
    },
    "ath_change_percentage": {
      "btc": -80.89678,
      "eth": -72.33124,
      "usd": -57.2622
    },
    "ath_date": {
      "btc": "2018-09-02T00:00:00.000Z",
      "eth": "2018-09-13T00:00:00.000Z",
      "usd": "2025-08-24T19:28:11.411Z"
    },
    "atl": {
      "btc": 0.00890197,
      "eth": 0.22395179,
      "usd": 82.1
    },
    "atl_change_percentage": {
      "btc": 206.45314,
      "eth": 346.6045,
      "usd": 2476.69436
    },
    "atl_date": {
      "btc": "2025-09-02T07:56:48.935Z",
      "eth": "2025-09-02T07:56:48.935Z",
      "usd": "2018-12-15T00:00:00.000Z"
    },
    "market_cap": {
      "btc": 61868,
      "eth": 2267403,
      "usd": 4793905266
    },
    "market_cap_rank": null,
    "outstanding_token_value_usd": null,
    "market_cap_rank_with_rehypothecated": 30,
    "fully_diluted_valuation": {
      "btc": 61868,
      "eth": 2267403,
      "usd": 4793905266
    },
    "market_cap_fdv_ratio": 1,
    "total_volume": {
      "btc": 107.294,
      "eth": 3931,
      "usd": 8317546
    },
    "high_24h": {
      "btc": 0.02756131,
      "eth": 1.00272,
      "usd": 2125.08
    },
    "low_24h": {
      "btc": 0.02717062,
      "eth": 0.99799697,
      "usd": 2068.79
    },
    "price_change_24h": -3.316519511214,
    "price_change_percentage_24h": -0.15656,
    "price_change_percentage_7d": -0.0669,
    "price_change_percentage_14d": -9.45938,
    "price_change_percentage_30d": -8.82256,
    "price_change_percentage_60d": 1.63545,
    "price_change_percentage_200d": -37.57849,
    "price_change_percentage_1y": -14.56267,
    "market_cap_change_24h": -12121742.79577,
    "market_cap_change_percentage_24h": -0.25222,
    "price_change_24h_in_currency": {
      "btc": -0.000274386252168236,
      "eth": -0.000212661454704888,
      "usd": -3.3165195112137553
    },
    "price_change_percentage_1h_in_currency": {
      "btc": -0.19183,
      "eth": 0.00019,
      "usd": -0.00865
    },
    "price_change_percentage_24h_in_currency": {
      "btc": -0.99568,
      "eth": -0.02127,
      "usd": -0.15656
    },
    "price_change_percentage_7d_in_currency": {
      "btc": -0.89914,
      "eth": -0.05304,
      "usd": -0.0669
    },
    "price_change_percentage_14d_in_currency": {
      "btc": -5.49184,
      "eth": -0.04201,
      "usd": -9.45938
    },
    "price_change_percentage_30d_in_currency": {
      "btc": -8.68383,
      "eth": -0.02751,
      "usd": -8.82256
    },
    "price_change_percentage_60d_in_currency": {
      "btc": -8.8249,
      "eth": 0.0505,
      "usd": 1.63545
    },
    "price_change_percentage_200d_in_currency": {
      "btc": -17.15793,
      "eth": -0.10813,
      "usd": -37.57849
    },
    "price_change_percentage_1y_in_currency": {
      "btc": 18.09057,
      "eth": 0.19761,
      "usd": -14.56267
    },
    "market_cap_change_24h_in_currency": {
      "btc": -635.7460114267669,
      "eth": -986.7877555103041,
      "usd": -12121742.795770645
    },
    "market_cap_change_percentage_24h_in_currency": {
      "btc": -1.01713,
      "eth": -0.0435,
      "usd": -0.25222
    },
    "total_supply": 2267926.915444636,
    "max_supply": null,
    "max_supply_infinite": true,
    "circulating_supply": 2267926.915444636,
    "outstanding_supply": null,
    "last_updated": "2026-05-25T10:09:02.821Z"
  },
  "status_updates": [],
  "last_updated": "2026-05-25T10:09:02.821Z",
  "tickers": [
    {
      "base": "WETH",
      "target": "USDC",
      "market": {
        "name": "Native",
        "identifier": "native",
        "has_trading_incentive": false
      },
      "last": 2114.7318378964214,
      "volume": 2999.739679821518,
      "converted_last": {
        "btc": 0.02728106,
        "eth": 1.000065,
        "usd": 2114.1
      },
      "converted_volume": {
        "btc": 81.256,
        "eth": 2979,
        "usd": 6296774
      },
      "trust_score": null,
      "bid_ask_spread_percentage": 0.04287,
      "timestamp": "2026-05-25T10:04:42+00:00",
      "last_traded_at": "2026-05-25T10:04:42+00:00",
      "last_fetch_at": "2026-05-25T10:04:42+00:00",
      "is_anomaly": false,
      "is_stale": false,
      "trade_url": "https://native.org/app/swap/",
      "token_info_url": null,
      "coin_id": "weth",
      "target_coin_id": "usd-coin",
      "coin_mcap_usd": 4793905265.563903
    }
  ]
}