{"uid":"cap_3CUPft6Ua3ZJ-QoFq7wUd","slug":"onvexia-nlp-trends-blockchain-asset-sentiment-narrative-trends-b8916159","name":"Onvexia NLP Trends — Blockchain Asset Sentiment & Narrative Trends","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/nlp/trends/%7Basset%7D","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"properties":{"type":"string"}}},"responseSchema":{"type":"json","example":{"data":[],"meta":{"docs":"https://onvexia.com/openapi.json","endpoint":"/v1/nlp/trends/{asset}"}}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.003","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":"$0.003/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_SDRJMhGjHD551Ojr4b_rg","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.003","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns NLP-derived sentiment and narrative trend signals for a specified crypto asset, synthesized from hundreds of thousands of analysed blockchain-related documents.","exampleAgentPrompt":"Pull the NLP narrative and sentiment trend data for Bitcoin from Onvexia — I want to see what the document-based analysis is showing right now.","exampleUseCases":[{"title":"Crypto sentiment signal for trading bot","prompt":"Get me the current NLP sentiment trend for Ethereum from Onvexia so my trading strategy can factor in whether the narrative is turning bullish or bearish."},{"title":"Due diligence on a new token listing","prompt":"I'm evaluating whether to list SOL on our platform — can you pull the Onvexia NLP trend data for Solana to see what the document-based narrative looks like right now?"},{"title":"Research brief on altcoin narrative shifts","prompt":"Put together a snapshot of the NLP trend signals for MATIC from Onvexia — I need to know if the narrative around it has shifted in recent documents."}],"resultDescription":"A JSON object with a `data` array containing NLP-derived trend and sentiment signals for the requested asset, synthesized from a large corpus of analysed blockchain documents. Meta field includes a link to the full OpenAPI spec.","failureModes":["Unknown or unsupported asset ticker returns empty data array","Asset not covered across the ten supported chains returns no results","Malformed asset path parameter may return 400 or empty response","Payment failure (x402) blocks access if USDC micro-payment is not completed","Rate limiting or quota exhaustion returns 429"],"whenToPreferThis":"Choose this endpoint when you need NLP-derived narrative and sentiment trend signals specifically sourced from a large corpus of blockchain-related documents (500k+ analysed), rather than social media sentiment scrapers or price-only feeds. Particularly useful when historical narrative context back to 2008 and multi-chain coverage matters.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-19T12:59:47.430Z","isFirstParty":false}