{"uid":"cap_Eo_WPSPHL9IbQcTm2MkyN","slug":"yieldsignal-weth-base-yield-leadership-persistence-781b746d","name":"YieldSignal WETH Base Yield Leadership Persistence","description":"How long a WETH leadership call actually holds — same contract as the USDC persistence route. Where the lead has not changed in the observed window, the duration is reported as a floor with a censoring flag, never as a median. Observed history with sample sizes, never a forecast. Verified per-asset accuracy is free at /accuracy.json; raw on-chain attestations at /track-record.","url":"https://yieldsignal.vercel.app/persistence/weth-base-yield?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"}},"additionalProperties":false}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"1","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":"$1/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"1","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"1","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_ZkWtc2P9m8Gv6kxnw-ynA","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"1","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns how long the current WETH lending yield leader on Base has held its top position, with censoring flags for unbroken leadership windows, based on observed on-chain history.","exampleAgentPrompt":"How long has the current top WETH lending protocol on Base been holding its yield leadership position — and has it ever been unseated in the observed window?","exampleUseCases":[{"title":"Evaluating WETH yield stability before allocating","prompt":"Before I move my WETH into a lending protocol on Base, can you check how long the current yield leader has actually held that top spot — I want to know if leadership is stable or flips around constantly."},{"title":"Automating rotation only on genuine leadership change","prompt":"I want my agent to only rotate my WETH lending position on Base when the yield leader actually changes — can you pull the leadership persistence data so we can see how often that really happens?"},{"title":"Comparing WETH vs USDC yield leadership stability","prompt":"Pull the WETH lending leadership persistence on Base and tell me if the top protocol holds its lead longer for WETH than it does for USDC — I'm trying to figure out which asset has more predictable yield rankings."}],"resultDescription":"Returns the observed duration for which the current WETH lending yield leader on Base has held its position, expressed as a floor value with a censoring flag when leadership has not changed during the observation window. Includes sample sizes from the observed history. Does not forecast future leadership; purely historical and on-chain attested.","failureModes":["Payment not included or invalid — 402 response requiring x402 USDC payment","Network congestion on Base causing stale or unavailable on-chain data","Insufficient observation history for a statistically meaningful sample size — response may include very small sample sizes","Service unavailability on Vercel hosting — 503 or timeout"],"whenToPreferThis":"Use this endpoint when you need to assess the stability of WETH lending yield leadership on Base over observed historical windows, especially when distinguishing between genuinely long-held leadership (censored duration) versus frequent protocol turnover. Prefer this over raw APY endpoints when your decision logic depends on how reliable or persistent a yield ranking is, not just its current value. Complements the real-time WETH APY endpoint by adding a temporal stability dimension.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-29T13:12:48.567Z","isFirstParty":false,"canonicalSlug":"yieldsignal-weth-base-yield-leadership-persistence-781b746d"}