{"uid":"cap_epO6HMiDlfcu6xsLMzMfr","slug":"carbon-cashmere-dex-cex-spread-api-btc-93a1f3dd","name":"Carbon & Cashmere DEX-CEX Spread API (BTC)","description":"Professional crypto market intelligence. Real-time prices, signals, and market scoring.","url":"https://api.carbon-cashmere.de/v1/dex-cex-spread/BTC","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"properties":{"type":"string"}}},"responseSchema":{"type":"json","example":{"coin":"ATOM","pools":[{"dex":"uniswap","chain":"ethereum","direction":"dex_lower","spread_pct":-10.82,"pair_address":"0x...","quote_symbol":"WETH","cex_price_usd":1.94,"dex_price_usd":1.73,"liquidity_usd":86938000}],"stats":{"cex_price_usd":1.94,"trusted_pools":1,"median_spread_pct":-10.82,"abs_max_spread_pct":10.82}}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.05","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"registry","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"down","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.05/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_vKk-EUrkr3d2lm3FwGy9A","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.05","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the spread between decentralized exchange (DEX) and centralized exchange (CEX) prices for BTC, including pool-level details and spread statistics.","exampleAgentPrompt":"What's the current DEX versus CEX price spread for BTC right now — which pools have the biggest discrepancy, and is DEX priced higher or lower than the centralized exchange?","exampleUseCases":null,"resultDescription":"A JSON object containing the coin identifier, a list of DEX pools with their chain, spread percentage, spread direction (dex_lower or dex_higher), DEX and CEX prices in USD, pool pair address, quote symbol, and liquidity in USD, plus aggregate stats including CEX price, trusted pool count, median spread, and maximum absolute spread.","failureModes":["Unsupported coin symbol returns 404 or empty pools array","No trusted DEX pools found for the requested coin returns empty results","CEX price feed unavailable causes null cex_price_usd","Stale or low-liquidity pools may produce unreliable spread data","Payment not processed (x402) results in 402 Payment Required response"],"whenToPreferThis":"Use this endpoint when you need real-time arbitrage intelligence specifically between DEX and CEX venues for BTC, particularly when you want pool-level granularity including liquidity, pair address, and directional spread. Prefer this over generic price APIs when the goal is identifying DEX-CEX price discrepancies or arbitrage signals rather than just a single reference price.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T00:57:03.770Z","isFirstParty":false}