{"uid":"cap_xhdxgtFkwqFqM_c_ZH311","slug":"x402-demand-gap-lens-31051ba8","name":"x402 Demand Gap Lens","description":"Choose which x402 API to build using screened repeat-buyer demand, supplier scarcity, and Base payment evidence.","url":"https://x402-demand-gaps.website-findings.workers.dev/api/x402-market/demand-gaps?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"window":{"enum":["30d"],"type":"string","description":"The first snapshot supports only the 30-day view."}}},"responseSchema":{"type":"object"},"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_NZswyW7RY-8V3FM8Phnt_","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":"Identifies high-opportunity x402 API niches by analyzing repeat-buyer demand, supplier scarcity, and Base blockchain payment evidence over a 30-day window.","exampleAgentPrompt":"Show me the x402 demand gaps from the last 30 days — I want to know which API niches have strong repeat-buyer demand but not enough suppliers, backed by real Base payment evidence, so I can decide what to build next.","exampleUseCases":[{"title":"Picking next x402 API to ship","prompt":"I'm an indie developer trying to decide what x402 API to build next — can you pull the 30-day demand gap report and tell me which niches have lots of repeat buyers but almost no competing suppliers on Base?"},{"title":"Validating a niche before building","prompt":"Before I invest time building a weather-data x402 API, can you check the 30-day demand gap data to see whether that category actually shows strong buyer demand and low supplier coverage?"},{"title":"Market research for x402 product roadmap","prompt":"I'm building a product roadmap for our x402 micro-API platform — pull the latest 30-day demand gaps so I can see which categories have the most underserved repeat buyers and prioritize our builds accordingly."}],"resultDescription":"Returns a structured market intelligence report covering high-demand, low-supply x402 API categories over the last 30 days, including signals derived from repeat-buyer transaction patterns, supplier count and scarcity metrics, and Base blockchain payment evidence to validate real purchasing intent.","failureModes":["Only the '30d' window value is supported; any other window value will likely return an error or be rejected","Response schema is loosely typed (object), so field names and structure may vary or be sparse","Upstream demand/payment data may be stale if the snapshot hasn't refreshed recently","Endpoint may return empty or minimal gap data if the x402 ecosystem activity is low in the period"],"whenToPreferThis":"Choose this endpoint when you need data-driven x402 API opportunity identification backed by real on-chain payment evidence on Base, rather than generic market research or keyword trends. It is purpose-built for developers and product teams deciding which x402 micro-API niche to build into, combining demand-side (repeat buyer) and supply-side (scarcity) signals in a single call. Prefer it over generic API analytics when you specifically want to identify gaps in the x402 pay-per-call ecosystem.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-20T00:32:28.640Z","isFirstParty":false,"canonicalSlug":"x402-demand-gap-lens-31051ba8"}