{"uid":"cap_LYpjCHjVzfiyzUJrCmNeQ","slug":"yieldprobe-stablecoin-peg-monitor-0184ee67","name":"YieldProbe Stablecoin Peg Monitor","description":"Pay-per-call DeFi intelligence API for AI agents over x402: yields, APY anomalies, stablecoin pegs, token risk. USDC on Base.","url":"https://yieldprobe.com/v1/stables/peg?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","properties":{"full":{"enum":["true","false"],"type":"string","description":"return every tracked stablecoin instead of the top list"},"limit":{"type":"string","description":"how many of the largest stablecoins to include, 1..200, default 20"},"threshold":{"type":"string","description":"abs deviation from 1.0 to flag, default 0.005"},"minCirculating":{"type":"string","description":"USD floor, default 10000000"}}}},"additionalProperties":false}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.02","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":"$0.02/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_kRWUxUr-r_Vi4vbcLaHQd","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.02","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns price deviation from $1.00, depeg flag, and 1d/7d supply changes for USD stablecoins above a configurable circulating supply floor.","exampleAgentPrompt":"Show me all USD stablecoins with a circulating supply above $50 million — flag any that have deviated from their $1.00 peg by more than 0.3%, and include their 1-day and 7-day supply changes.","exampleUseCases":[{"title":"Real-time depeg alert for trading bot","prompt":"Check right now which USD stablecoins are depegged by more than 0.5% from $1.00 — I want to know their current price deviation and whether their supply has been dropping over the last 7 days."},{"title":"DeFi risk dashboard overview","prompt":"Give me a full list of every USD stablecoin with a circulating supply above $10 million, including their peg deviation, depeg status, and how their supply has changed over the past day and week."},{"title":"Stablecoin supply contraction monitor","prompt":"Pull the top 50 largest USD stablecoins and show me which ones have had a significant supply change over the last 7 days — I want to spot any stablecoins that are shrinking fast."}],"resultDescription":"Returns a list of stablecoins (up to the specified limit or full set) each with: current price, deviation from $1.00, a boolean depeg flag based on the threshold, 1-day supply change percentage, and 7-day supply change percentage. Only stablecoins above the circulating supply floor are included.","failureModes":["Invalid limit value (outside 1–200 range) returns an error","Invalid threshold or minCirculating format causes a bad request response","No stablecoins match the floor — returns an empty list","Upstream price data unavailable — may return stale or partial results","Payment not settled (x402) — request rejected before data is returned"],"whenToPreferThis":"Use this endpoint when you need real-time stablecoin peg health data including deviation magnitude, depeg flags, and supply trend signals across multiple stablecoins in a single call. Prefer it over general market data APIs when you specifically need the depeg flag logic, configurable deviation thresholds, and supply change analytics combined in one response. Ideal for DeFi risk monitoring agents, arbitrage systems, and dashboards that need to track the full stablecoin landscape.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-11T00:40:41.878Z","isFirstParty":false,"canonicalSlug":"yieldprobe-stablecoin-peg-monitor-0184ee67"}