{"uid":"cap_fuSxf3Lv5Xg3jl8-neXM4","slug":"onvexia-narratives-blockchain-asset-analytics-7a29cb41","name":"Onvexia Narratives — Blockchain Asset Analytics","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/narratives","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"properties":{"type":"string"}}},"responseSchema":{"type":"json","example":{"data":[],"meta":{"docs":"https://onvexia.com/openapi.json","endpoint":"/v1/narratives"}}},"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_C96ivGHWUqUb7L04Z02ZG","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":"Retrieves fused blockchain analytics narratives for crypto assets, combining labelled addresses, supply-age history, and document analysis across ten chains into a single per-asset reading.","exampleAgentPrompt":"Pull me the Onvexia analytics narrative for Ethereum — I want the fused reading with labelled addresses and supply-age history from their cross-chain dataset.","exampleUseCases":[{"title":"Token due diligence before investment","prompt":"Get me the full Onvexia narrative for Solana — I want labelled address data, supply history, and any document analysis they have on it so I can assess the asset before buying."},{"title":"Investigating suspicious wallet activity","prompt":"I need the Onvexia analytics on this asset — pull the labelled addresses and historical on-chain data so I can see if any flagged wallets are connected to it."},{"title":"Cross-chain research for a DeFi report","prompt":"Fetch me Onvexia's narrative coverage for the top assets on Avalanche — I'm writing a DeFi analysis report and need their fused analytics readings including supply-age history."}],"resultDescription":"Returns a JSON object with a data array containing narrative analytics objects per asset — including fused readings that combine labelled address data, supply-age history reaching back to 2008, and insights derived from half a million analysed documents across ten chains. The meta field includes documentation links and the endpoint path.","failureModes":["Empty data array returned if no narratives match the given properties filter","Payment required (402) if USDC micropayment is not included in the request","Malformed properties parameter results in no results or an error response","Rate limiting if call volume exceeds plan thresholds","Chain or asset not covered returns empty result set"],"whenToPreferThis":"Choose this endpoint when you need a fused, research-grade blockchain analytics narrative for a specific crypto asset — especially when you need labelled address data, long-horizon supply-age history (back to 2008), or cross-chain context across ten chains in a single call. Prefer Onvexia Narratives over generic on-chain data APIs when you need curated, document-backed analytical coverage rather than raw transaction data.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-19T12:52:20.244Z","isFirstParty":false}