{"uid":"cap_WLebc7rTIYtVDIO-8AL8l","slug":"mcpfax-intel-movers-x402-payment-activity-spike-detector-d11d05de","name":"mcpfax-intel /movers — x402 Payment Activity Spike Detector","description":"Sudden inflow spikes and first-seen large payers, before they show up in a ranking.","url":"https://mcpfax-intel.bowling-anthony.workers.dev/movers?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"}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","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":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_WcJkUv6NsAIFzgvYi0EZ_","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Detects sudden daily inflow spikes and first-window large-payer signals across x402 services to surface abrupt changes in payment activity.","exampleAgentPrompt":"Show me any x402 services that had a sudden spike in daily USDC inflows today, and flag any first-time large payers showing up for the first time — I want the early-warning feed with baseline coverage details.","exampleUseCases":[{"title":"Spot emerging x402 payment surges","prompt":"Which x402 services saw an abrupt spike in their daily USDC inflows today compared to their baseline? I want to catch anything unusual before it becomes obvious."},{"title":"Track first-window large-payer arrivals","prompt":"Are there any new large payers showing up for the first time in the x402 ecosystem today? Flag any services where a big first-window payment just landed."},{"title":"Monitor competitor payment activity changes","prompt":"Check if any x402 API services in the data or analytics category had a sudden jump in payment activity today — I want early warning if something is gaining traction fast."}],"resultDescription":"Returns a feed of x402 services that experienced sudden daily inflow spikes, along with strictly qualified first-window large-payer signals. Each result includes the nominal baseline window, the fraction of that window actually covered by data, and the magnitude of the detected spike — letting the caller assess data confidence alongside the signal.","failureModes":["Insufficient payment history data results in low baseline coverage fraction, reducing signal reliability","No spikes detected returns an empty feed (not an error)","Payment amount thresholds may not surface small-scale but meaningful activity changes","Data recency lag may mean very recent inflows are not yet reflected","POST body misconfiguration may return validation errors"],"whenToPreferThis":"Use this endpoint when you need early-warning signals about abrupt, day-level changes in x402 payment activity — especially sudden inflow spikes or first-appearance large payers — rather than gradual growth trends (use the growth/movers sibling for that) or overall leaderboard rankings. Best when you want anomaly detection rather than cumulative ranking.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-20T18:32:29.149Z","isFirstParty":false,"canonicalSlug":"mcpfax-intel-movers-x402-payment-activity-spike-detector-d11d05de"}