{"uid":"cap_kL3tJPWurQjhIc8Lr7eN0","slug":"onvexia-screener-fields-catalog-66a1fa3f","name":"Onvexia Screener Fields Catalog","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/fields","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"properties":{"type":"string"}}},"responseSchema":{"type":"json","example":{"data":[],"meta":{"docs":"https://onvexia.com/openapi.json","endpoint":"/v1/screener/fields"}}},"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_eiayhii7_DznHJVlMN2om","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":"Returns the list of available filterable and sortable fields supported by the Onvexia blockchain asset screener","exampleAgentPrompt":"What fields can I use to filter and sort crypto assets in Onvexia's screener — I want to know all the available dimensions like supply age, labelled addresses, and on-chain metrics before I build a query.","exampleUseCases":[{"title":"Building a custom crypto screener","prompt":"Before I set up a screener to find undervalued altcoins, tell me all the fields Onvexia supports — things like supply age, chain, address labels, and any on-chain metrics I can filter by."},{"title":"Exploring analytics coverage before a query","prompt":"I want to screen blockchain assets across multiple chains using Onvexia — first show me every field that's available so I can decide which ones to include in my filter."},{"title":"Documenting available on-chain data dimensions","prompt":"Can you pull the full list of screener fields from Onvexia and tell me what properties are queryable? I'm building a dashboard and need to know what dimensions are supported."}],"resultDescription":"A JSON response containing an array of available screener field definitions (data array) and metadata including a link to the full OpenAPI documentation. Each field entry describes a queryable or filterable dimension in the Onvexia blockchain asset screener, such as chain identifiers, supply metrics, address labels, or document-derived signals.","failureModes":["Empty data array if no fields match the provided properties filter","402 Payment Required if x402 micropayment not included or insufficient","Invalid properties parameter returns an error or empty result","Rate limiting if too many requests are made in a short window","Service unavailable if Onvexia backend is down, returning 5xx"],"whenToPreferThis":"Use this endpoint as a prerequisite step before constructing any Onvexia screener query — it tells you exactly which fields are available for filtering, sorting, or analysis. Prefer it over guessing field names or consulting static documentation, since the live endpoint reflects the current schema. Especially useful when building dynamic query UIs, agent workflows that generate screener filters programmatically, or when onboarding to the Onvexia platform for the first time.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-19T12:59:30.364Z","isFirstParty":false}