{"id":"1d0f01bf-88a1-48ea-8b7c-86ba871da002","shortId":"eF5PEH","kind":"x402","title":"Real-time DEX trading activity from Nansen-labeled smart money wallets across multiple chains.","tagline":"Real-time DEX trading activity from Nansen-labeled smart money wallets across multiple chains.","description":"The Nansen Smart Money DEX Trades endpoint provides granular, transaction-level data showing what sophisticated traders and funds are buying and selling on decentralized exchanges. It covers the last 24 hours of activity and spans multiple blockchains including Ethereum, Solana, Base, BNB, Arbitrum, and more.\n\nEach trade record includes the blockchain, timestamp, transaction hash, trader address and Nansen label, bought/sold token addresses and symbols, token amounts, token age in days, market cap, FDV, and estimated trade value in USD. Results can be filtered by smart money label type (Fund, Smart Trader, 30D/90D/180D Smart Trader), chain, trader address, token symbol, trade value range, and token age. Sorting and pagination are fully supported.\n\nThe endpoint is a POST request priced at $0.05 per call via the x402 protocol. It is part of Nansen's broader API (v1) which includes smart money netflow, holdings, perpetual trades, wallet profiling, Token God Mode analytics, prediction market data, and AI research agents. The API uses rate limiting (per-second and per-minute) and returns credit usage headers. Authentication is via API key or x402 payment signature.","tags":[],"capabilities":["smart-money-dex-trades","multi-chain-blockchain-data","wallet-labeling","token-analytics","dex-trade-filtering","x402-payment","pagination","sorting","smart-money-labels"],"categories":["blockchain","defi","analytics"],"synonyms":["smart money trades","whale dex trades","nansen dex trades","on-chain trading data","smart trader activity","fund dex activity","blockchain analytics API","crypto smart money"],"warnings":["No external documentation pages were accessible (all returned 'no Route matched' errors); all information derived from OpenAPI spec.","Response schema references ($ref to SmartMoneyDexTradesResponse) are present but component details for individual fields are fully expanded in the spec."],"endpointUrl":"https://api.nansen.ai/api/v1/smart-money/dex-trades","protocol":"x402","transport":"http","auth":{"type":"x402","details":[{"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","extra":{"name":"USD Coin","version":"2"},"payTo":"0x93053f1e7A5eFEDa532Fe69CbbE43cBEc3A0F13f","amount":"50000","scheme":"exact","network":"eip155:8453","maxTimeoutSeconds":300},{"asset":"EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v","extra":{"feePayer":"2wKupLR9q6wXYppw8Gr2NvWxKBUqm4PPJKkQfoxHDBg4"},"payTo":"J7ZvJEspvwP1oRxQZ7mYmNmT22NTm3GWq3t7HEbvPZYx","amount":"50000","scheme":"exact","network":"solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp","maxTimeoutSeconds":300}]},"qualityScore":"0.920","qualityRationale":"Full OpenAPI 3.1 schema with detailed request/response models, clear pricing ($0.05/call via x402), live 402 challenge confirmed, comprehensive filter and sort options documented. Minor gap: no crawled documentation pages (all returned routing errors), but the OpenAPI spec is 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'24':63 '30d/90d/180d':125 'across':14,30 'activ':6,22,66 'address':89,95,130 'age':101,138 'agent':189 'ai':187 'amount':99 'analyt':182 'api':167,191,210 'arbitrum':76 'authent':207 'base':74 'blockchain':70,84 'blockchain analytics API' 'bnb':75 'bought/sold':93 'broader':166 'buy':53 'call':155 'cap':105 'chain':16,32,128 'cover':60 'credit':204 'crypto smart money' 'data':45,185 'day':103 'decentr':57 'dex':4,20,37 'dex-trade-filtering' 'endpoint':39,146 'estim':108 'ethereum':72 'exchang':58 'fdv':106 'filter':116 'fulli':143 'fund':51,122 'fund dex activity' 'god':180 'granular':41 'hash':87 'header':206 'hold':174 'hour':64 'includ':71,82,170 'key':211 'label':10,26,92,120 'last':62 'level':44 'limit':194 'market':104,184 'minut':201 'mode':181 'money':12,28,36,119,172 'multi-chain-blockchain-data' 'multipl':15,31,69 'nansen':9,25,34,91,164 'nansen dex trades' 'nansen-label':8,24 'netflow':173 'on-chain trading data' 'pagin':141 'pagination' 'part':162 'payment':214 'per':154,196,200 'per-minut':199 'per-second':195 'perpetu':175 'post':149 'predict':183 'price':151 'profil':178 'protocol':159 'provid':40 'rang':135 'rate':193 'real':2,18 'real-tim':1,17 'record':81 'request':150 'research':188 'result':113 'return':203 'second':197 'sell':55 'show':46 'signatur':215 'smart':11,27,35,118,123,126,171 'smart money trades' 'smart trader activity' 'smart-money-dex-trades' 'smart-money-labels' 'solana':73 'sophist':48 'sort':139 'sorting' 'span':68 'support':144 'symbol':97,132 'time':3,19 'timestamp':85 'token':94,98,100,131,137,179 'token-analytics' 'trade':5,21,38,80,109,133,176 'trader':49,88,124,127,129 'transact':43,86 'transaction-level':42 'type':121 'usag':205 'usd':112 'use':192 'v1':168 'valu':110,134 'via':156,209 'wallet':13,29,177 'wallet-labeling' 'whale dex trades' 'x402':158,213 'x402-payment'","prices":[{"id":"cad38a92-90f2-4524-b8c1-13e549323e9f","listingId":"1d0f01bf-88a1-48ea-8b7c-86ba871da002","amountUsd":null,"unit":"per_call","nativeCurrency":"USD COIN","nativeAmount":null,"chain":"base","payTo":"0x93053f1e7A5eFEDa532Fe69CbbE43cBEc3A0F13f","paymentMethod":"x402-usd coin","isPrimary":true,"details":{"scheme":"exact","accepts_all":[{"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","extra":{"name":"USD Coin","version":"2"},"payTo":"0x93053f1e7A5eFEDa532Fe69CbbE43cBEc3A0F13f","amount":"50000","scheme":"exact","network":"eip155:8453","maxTimeoutSeconds":300},{"asset":"EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v","extra":{"feePayer":"2wKupLR9q6wXYppw8Gr2NvWxKBUqm4PPJKkQfoxHDBg4"},"payTo":"J7ZvJEspvwP1oRxQZ7mYmNmT22NTm3GWq3t7HEbvPZYx","amount":"50000","scheme":"exact","network":"solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp","maxTimeoutSeconds":300}],"asset_contract":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","max_timeout_seconds":300},"createdAt":"2026-04-21T18:32:34.871Z"}],"sources":[{"listingId":"1d0f01bf-88a1-48ea-8b7c-86ba871da002","source":"x402_bazaar","sourceId":"https://api.nansen.ai/api/v1/smart-money/dex-trades","sourceUrl":"https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources","isPrimary":true,"firstSeenAt":"2026-04-21T18:32:34.871Z","lastSeenAt":"2026-04-22T04:02:50.335Z"}],"details":{"listingId":"1d0f01bf-88a1-48ea-8b7c-86ba871da002","quickStartSnippet":"curl -X POST https://api.nansen.ai/api/v1/smart-money/dex-trades \\\n  -H 'Content-Type: application/json' \\\n  -H 'Payment-Signature: <x402_payment>' \\\n  -d '{\n    \"chains\": [\"ethereum\"],\n    \"filters\": {\n      \"include_smart_money_labels\": [\"Fund\", \"Smart Trader\"],\n      \"trade_value_usd\": {\"min\": 1000}\n    },\n    \"pagination\": {\"page\": 1, \"per_page\": 10}\n  }'","exampleRequest":{"chains":["ethereum","solana"],"filters":{"trade_value_usd":{"max":100000,"min":1000},"token_bought_age_days":{"max":30,"min":1},"include_smart_money_labels":["Fund","Smart Trader"]},"order_by":[{"field":"trade_value_usd","direction":"DESC"}],"pagination":{"page":1,"per_page":10}},"exampleResponse":{"data":[{"chain":"ethereum","trader_address":"0x28c6c06298d514db089934071355e5743bf21d60","block_timestamp":"2025-01-15T14:30:00Z","trade_value_usd":5000.5,"transaction_hash":"0xabc123...","token_sold_amount":5000,"token_sold_symbol":"USDC","token_sold_address":"0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48","token_bought_amount":50000000,"token_bought_symbol":"PEPE","token_sold_age_days":1800,"token_bought_address":"0x6982508145454ce325ddbe47a25d4ec3d2311933","trader_address_label":"Smart Trader [0x28c6c0]","token_bought_age_days":600,"token_sold_market_cap":35000000000,"token_bought_market_cap":4500000000}],"pagination":{"page":1,"per_page":10,"is_last_page":false}},"schema":null,"openapiUrl":null,"agentsTxtUrl":null,"citations":[{"claim":"Endpoint is POST /api/v1/smart-money/dex-trades with x402 payment at $0.05 per call","source_url":"https://api.nansen.ai"},{"claim":"Endpoint returns 402 Payment Required confirming x402 protocol is live","source_url":"https://api.nansen.ai/api/v1/smart-money/dex-trades"},{"claim":"OpenAPI spec version 3.1.0 titled 'Nansen API' describes the full endpoint schema","source_url":"https://api.nansen.ai"}],"useCases":["Track what tokens smart money wallets are buying/selling on DEXes in real time","Build trading signals based on smart money DEX activity across chains","Monitor fund and smart trader accumulation or distribution patterns","Filter DEX trades by token age, market cap, or trade value to find early-stage token interest","Integrate smart money trade feeds into automated trading bots or dashboards"],"bestFor":["Crypto trading desks needing real-time smart money signals","DeFi researchers analyzing on-chain fund behavior","Quantitative strategies based on labeled wallet activity","Multi-chain DEX trade monitoring"],"notFor":["Historical DEX trade data beyond 24 hours (use other Nansen endpoints)","CEX (centralized exchange) trade data","Non-crypto or traditional finance use cases"],"kindDetails":{},"updatedAt":"2026-04-22T01:19:45.324Z"}}