{"uid":"cap_kqM16aUznF-QYgpMZaY52","slug":"hergert-synthora-defi-data-feed-9fc6a5a1","name":"Hergert Synthora DeFi Data Feed","description":"Garantizamos soberanía digital mediante ejecución autónoma. Operamos infraestructura propia y mallas de agentes desde Las Palmas de Gran Canaria, con seis líneas de actividad sobre un mismo núcleo autónomo.","url":"https://api.hergertsynthora.com/v1/defidata","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"slug":{"type":"string","description":"Use defi-data for the top-assets feed"},"asset":{"type":"string","description":"Ticker for single-asset detail, e.g. BTC"},"limit":{"type":"integer","description":"Feed size (default all top assets)"}}},"responseSchema":{"type":"json","example":{"ok":true,"niche":"defi_data","result":{"feed":[{"asset":"BTC","signal":"neutral","mark_price":97500,"funding_rate":0.000012,"open_interest_usd":2209942387.46}],"slug":"defi-data","as_of":1783322000,"count":3,"signed":"ed25519"}}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.05","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":"$0.05/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_3uT4e_ZzNx_oOdMLUoU3G","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.05","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns real-time DeFi market data including mark price, funding rate, and open interest for top crypto assets or a single specified asset.","exampleAgentPrompt":"Pull the DeFi data feed from Hergert Synthora for the top assets and give me the mark price, funding rate, and open interest for BTC — use the defi-data slug.","exampleUseCases":[{"title":"Funding rate arbitrage monitoring","prompt":"Fetch the full top-assets DeFi feed from Hergert Synthora using the defi-data slug and show me every asset's funding rate and open interest so I can spot arbitrage opportunities."},{"title":"Single asset perpetuals check","prompt":"Get me the current mark price, funding rate, and open interest for ETH from Hergert Synthora's DeFi data endpoint."},{"title":"Top 5 assets market snapshot","prompt":"Grab the DeFi data feed from Hergert Synthora limited to 5 assets and tell me which ones have a neutral, long, or short signal right now."}],"resultDescription":"Returns a JSON object with ok:true, a niche identifier ('defi_data'), and a result object containing a feed array of assets each with their ticker, directional signal (e.g. neutral/long/short), mark price in USD, funding rate, and open interest in USD, plus metadata including the slug, a Unix timestamp (as_of), count of assets returned, and an ed25519 signature for data integrity verification.","failureModes":["Invalid or unrecognized asset ticker returns empty or error result","Missing or incorrect slug value may return no data or an error","Limit set too high may slow response or return partial data","Payment failure (insufficient USDC) results in 402 response before data is returned","Service unavailability from self-hosted infrastructure may cause timeouts"],"whenToPreferThis":"Choose this endpoint when you need signed, real-time DeFi derivatives data (mark price, funding rate, open interest) for top crypto assets or a specific ticker, especially in autonomous agent workflows that require machine-verifiable (ed25519-signed) data and are already using the x402 micropayment protocol.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-13T18:45:53.324Z","isFirstParty":false}