{"uid":"cap_JerTR8MxwGtau4xRsikmq","slug":"onvexia-blockchain-asset-screener-40b05df4","name":"Onvexia Blockchain Asset Screener","description":"Thousands of assets across ten chains, half a million analysed documents, labelled addresses and supply-age history reaching back to 2008 — fused into one reading per asset. REST, SQL, GraphQL and MCP.","url":"https://onvexia.com/v1/screener","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"type":"object","properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","properties":{"limit":{"type":"string","description":"Max rows"}}}},"additionalProperties":false},"output":{"type":"object","properties":{"example":{"type":"object","properties":{"data":{"description":"The result — an array or object depending on the endpoint. An empty array means no rows in range, never that the metric is unsupported."},"meta":{"type":"object","description":"Coverage and provenance: what was measured, and what is not held. A null label means no label is held, never that the subject is safe."}}}}}}},"responseSchema":{"type":"json","example":{"data":[],"meta":{"docs":"https://onvexia.com/openapi.json","endpoint":"/v1/screener"}}},"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_QNHHyUUucaIkxWM1QzecI","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":"Screens and retrieves multi-chain blockchain asset analytics including labelled addresses, supply-age history, and fused per-asset readings across thousands of crypto assets.","exampleAgentPrompt":"Pull me the top 20 assets from Onvexia's screener — I want to see their labelled address data, supply-age history, and whatever on-chain risk signals they've fused together, across all ten chains they cover.","exampleUseCases":[{"title":"DeFi token risk screening","prompt":"Screen the top 50 blockchain assets for me using Onvexia and flag any that have suspicious labelled addresses or unusually short supply histories — I'm trying to spot rug-pull risks before we list them."},{"title":"Multi-chain asset discovery","prompt":"Use Onvexia to pull a list of assets across all ten chains they cover and give me their fused analytics readings so I can compare which ones have the strongest on-chain fundamentals."},{"title":"Historical supply-age research","prompt":"I'm researching early Bitcoin-era token supply patterns — can you query Onvexia's screener and pull assets with supply history going back to 2008 or 2009, with a limit of 30 results?"}],"resultDescription":"Returns a JSON object with a 'data' array of asset records containing on-chain analytics (labelled addresses, supply-age history, fused per-asset readings, multi-chain metrics) and a 'meta' object describing coverage, provenance, what was measured, and what data is not held. An empty data array means no rows matched the query, not that the metric is unsupported.","failureModes":["Empty data array returned when no assets match the filter criteria — not an error, means no matching rows","Payment required (402) if USDC micropayment via x402 is not attached or fails","Invalid query parameters return an error response","Rate limiting if too many calls are made in a short window","Coverage gaps: null label in meta means no label is held for that subject, not that the address is safe"],"whenToPreferThis":"Choose this endpoint when you need a broad, multi-chain asset screen with fused on-chain analytics — particularly when you need labelled address data, supply-age history going back to 2008, or coverage metadata that explains what is and isn't held. Prefer over generic blockchain data APIs when you need pre-analyzed, document-backed signals across ten chains in a single call.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-19T13:11:37.677Z","isFirstParty":false}