{"uid":"cap_KnQwPq_rTZ9KQ6kR-J8GU","slug":"agentdiet-hackernews-velocity-radar-88237ecc","name":"AgentDiet HackerNews Velocity Radar","description":"Deterministic B2A/A2A/MCP/x402/MPP/L402 execution and intelligence node at https://status.agentdiet.dev settling in USDC on Base.","url":"https://status.agentdiet.dev/v1/hackernews-velocity-radar?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","POST"],"type":"string"},"queryParams":{"type":"object","properties":{"query":{"type":"string"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"data":{},"status":"ok","roi_proof":{"compression_ratio_pct":91.4}}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","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":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_lL9504XPBC0q0AipW-c67","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Fetches a real-time velocity/trending signal for HackerNews stories, returning compressed intelligence about which topics are gaining momentum on HN.","exampleAgentPrompt":"Can you pull the HackerNews velocity radar to show me which tech topics are gaining the most momentum on HN right now?","exampleUseCases":[{"title":"Morning tech briefing for founders","prompt":"Give me a quick HackerNews velocity radar — I want to see which stories are gaining the most traction this morning so I can stay on top of what the tech community is buzzing about."},{"title":"Investment signal monitoring for AI topics","prompt":"Run the HackerNews velocity radar and filter for anything AI-related that's accelerating fast — I'm watching for breakout discussions that could signal a market shift."},{"title":"Content team trend spotting","prompt":"Use the HackerNews velocity radar to find out which topics are shooting up right now — our content team wants to write about whatever's going viral in the dev community today."}],"resultDescription":"Returns a JSON object with a 'status' field ('ok'), a 'data' object containing HackerNews velocity/trending intelligence, and an 'roi_proof' object showing a compression_ratio_pct (e.g. 91.4%) indicating how much context was distilled relative to raw input.","failureModes":["Payment not settled in USDC on Base — HTTP 402 returned requiring x402 payment","Invalid query parameter type — schema validation error returned","Upstream HackerNews API unavailable — data field may be empty or stale","Network timeout to status.agentdiet.dev — connection error"],"whenToPreferThis":"Choose this endpoint when you need a lightweight, pre-compressed velocity/trending signal specifically for HackerNews, especially when context window efficiency matters (the service advertises 85-91% token compression). Prefer this over raw HN API scraping when you want pre-analyzed momentum signals rather than raw post data, and when you're comfortable paying micro-transactions via x402/USDC on Base.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-22T12:44:13.199Z","isFirstParty":false,"canonicalSlug":"agentdiet-hackernews-velocity-radar-88237ecc"}