{"uid":"cap_j_s4A6mLTlMoq6QDEoJBm","slug":"scriptmasterlabs-stablecoin-market-cap-api-dce9e7f9","name":"ScriptMasterLabs Stablecoin Market Cap API","description":"Pay-per-call crypto, RWA, federal, SEC, and compliance APIs. Settled in USDC on Base via x402. Hyphen routes only (e.g. /x402/rwa-aggregates, /x402/gas-tracker).","url":"https://acp-x402-scriptmasterlabs.onrender.com/x402/stablecoin-mcap?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"properties":{"type":"string"}}},"responseSchema":{"example":{}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_9nD4oObB6_IA-NeMdAqQF","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns current stablecoin market capitalization data, payable per-call in USDC on Base via x402 protocol","exampleAgentPrompt":"What is the current total market cap of stablecoins? I need the latest figures including major stablecoins like USDC and USDT.","exampleUseCases":[{"title":"Crypto dashboard market cap widget","prompt":"Pull the latest stablecoin market cap data so I can update my DeFi dashboard with current figures for USDC, USDT, and the overall stablecoin sector."},{"title":"Stablecoin dominance research","prompt":"I'm writing a crypto market report — can you get me the current stablecoin market cap to calculate what percentage of total crypto market cap stablecoins represent?"},{"title":"Automated stablecoin market monitor","prompt":"Check the current stablecoin market cap and alert me if the total has moved significantly from the last reading I have."}],"resultDescription":"Returns stablecoin market capitalization data including aggregate or per-stablecoin market cap figures in USD, reflecting current on-chain and market data for major stablecoins.","failureModes":["Payment not settled — returns HTTP 402 if USDC micropayment via x402 is not included or insufficient","No input parameters matched — returns empty or error response if query params are malformed","Service unavailable — hosted on Render free tier, may experience cold starts or downtime","Rate limiting — excessive calls may be throttled","Stale data — market cap data may not be real-time if upstream source is delayed"],"whenToPreferThis":"Choose this endpoint when you need stablecoin market cap data and are operating in a pay-per-call, micropayment-settled environment using the x402 protocol on Base. It is well-suited for agents that need on-demand financial data without a subscription, paying only $0.001 USDC per call. Less appropriate when you need free-tier access, real-time streaming, or when your infrastructure does not support x402 payment headers.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-14T12:41:56.086Z","isFirstParty":false,"canonicalSlug":"scriptmasterlabs-stablecoin-market-cap-api-dce9e7f9"}