{"uid":"cap_mjPCOf2dOS9sqCKb9YQE8","slug":"hn-pulse-agentdiet-dev-stateful-5-minute-defi-dex-polymarket-alpha-5c171e47","name":"Stateful 5-Minute DeFi, DEX & Polymarket Alpha Delta Stream","description":"Stateful 5-minute delta feed for autonomous trading bots: computes real-time shifts in DEX buy/sell ratio, DeFiLlama APY spreads, and Polymarket odds. (Live x402 v2, IETF MPP & MCP endpoint at https://hn-pulse.agentdiet.dev/v1/narrative-tracker)","url":"https://hn-pulse.agentdiet.dev/v1/narrative-tracker?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","required":["target"],"properties":{"target":{"type":"string","minLength":1,"description":"Primary token symbol or asset (e.g. AERO, ETH, SOL) to track stateful 5-minute orderflow and yield deltas"}}},"responseSchema":{"type":"object"},"example":null,"exampleRequest":null,"tags":[],"displayCostAmount":"0.03","displayCostAsset":"USD","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":"$0.03/call","primary":{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"0.03","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"0.03","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_aiYavyVGnQ5pbv0xId1kV","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.03","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"hn-pulse.agentdiet.dev","brandSlug":"hn-pulse-agentdiet-dev-mpp","brandBaseUrl":"https://hn-pulse.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Returns a stateful 5-minute delta feed for a target token, computing real-time shifts in DEX buy/sell ratio, DeFiLlama APY spreads, and Polymarket prediction market odds.","exampleAgentPrompt":"Pull the latest 5-minute delta stream for ETH — I want to see how the DEX buy/sell ratio, DeFiLlama APY spreads, and Polymarket odds have shifted so I can spot any emerging alpha.","exampleUseCases":[{"title":"Autonomous bot alpha signal detection","prompt":"Check the 5-minute orderflow and yield delta for AERO right now — I need to know if there's a significant buy/sell ratio shift or APY spread change I should act on."},{"title":"Polymarket odds momentum tracking","prompt":"Give me the latest Polymarket odds delta for SOL over the past 5-minute window alongside any DEX order flow changes — I want to see if the prediction market is moving in sync with on-chain activity."},{"title":"DeFi yield opportunity monitoring","prompt":"What are the current DeFiLlama APY spread deltas for ETH in the last 5 minutes? I'm looking for yield opportunities that have opened up recently across DEX pools."}],"resultDescription":"Returns a structured object containing stateful 5-minute delta metrics for the requested token, including DEX buy/sell ratio shifts, DeFiLlama APY spread changes, and Polymarket odds movements computed against the prior 5-minute window.","failureModes":["Missing or empty 'target' parameter returns a 400 validation error","Unknown or unsupported token symbol may return empty deltas or a not-found error","Payment not completed (HTTP 402) if x402 micropayment is not fulfilled","Stale or unavailable upstream data from DeFiLlama or Polymarket may result in partial or null delta fields","Rate limiting or SLA breach may return 429 or 503 responses"],"whenToPreferThis":"Choose this endpoint when you need stateful, incremental delta signals (not raw snapshots) for a specific token across DEX orderflow, DeFi yield spreads, and prediction market odds simultaneously — particularly for autonomous trading bots that need a compact, pre-computed 5-minute momentum signal rather than assembling separate feeds from DeFiLlama, a DEX aggregator, and Polymarket individually.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:24:37.029Z","isFirstParty":false,"canonicalSlug":"hn-pulse-agentdiet-dev-stateful-5-minute-defi-dex-polymarket-alpha-850267f2"}