{"uid":"cap_TwbcmNcxaIXDaLl8ETjhH","slug":"onvexia-chains-list-0a7b7f22","name":"Onvexia Chains List","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/chains","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"properties":{"type":"string"}}},"responseSchema":{"type":"json","example":{"data":[],"meta":{"docs":"https://onvexia.com/openapi.json","endpoint":"/v1/chains"}}},"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_Ge-5grO2mr1xmb-29L43F","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 supported blockchain networks available in the Onvexia analytics platform","exampleAgentPrompt":"What blockchain networks does Onvexia cover? I want to know which chains I can pull analytics and asset data from before I start querying.","exampleUseCases":[{"title":"Check available chains before asset lookup","prompt":"Before I query for token analytics, can you pull up the list of blockchain networks Onvexia supports so I know which chains my assets are covered on?"},{"title":"Validate chain support for DeFi research","prompt":"I'm researching DeFi protocols across multiple chains — can you check which blockchains Onvexia has analytics coverage for so I can scope my research correctly?"},{"title":"Discover network coverage for portfolio tool","prompt":"I'm building a crypto portfolio tracker and want to use Onvexia for on-chain data — what blockchain networks does it actually support?"}],"resultDescription":"A JSON object with a 'data' array listing supported blockchain networks and a 'meta' object containing documentation links and endpoint info. The data array contains chain identifiers and associated metadata for each supported network.","failureModes":["Empty data array if no chains are indexed yet","402 Payment Required if USDC micropayment is not attached","Invalid properties filter parameter returns empty or error response","Network timeout on the REST endpoint","Malformed JSON response if service is degraded"],"whenToPreferThis":"Use this endpoint as the first step when integrating with Onvexia to discover available blockchain networks before querying asset-level analytics. Prefer this over hardcoding chain identifiers, as it reflects the current supported set across Onvexia's ten-chain coverage universe.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-19T13:14:53.145Z","isFirstParty":false}