{"uid":"cap_gqnKRYvPXE10_n64YnbEk","slug":"preflight-agentdiet-dev-hackernews-developer-ecosystem-real-time-4a4257f2","name":"HackerNews & Developer Ecosystem Real-Time Sentiment Pulse","description":"Queries live HackerNews discussions, front-page velocity, and developer sentiment on any framework, startup, or AI model. (Live x402 v2, IETF MPP & MCP endpoint at https://preflight.agentdiet.dev/v1/hn-pulse)","url":"https://preflight.agentdiet.dev/v1/hn-pulse?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","required":["query"],"properties":{"query":{"type":"string","minLength":1,"description":"Technology, startup, library, or topic keyword to analyze across HackerNews"}}},"responseSchema":{"type":"object"},"example":null,"exampleRequest":null,"tags":[],"displayCostAmount":"0.01","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":"$0.01/call","primary":{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_jYJGteTfJJ2OrGyuYCrpp","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"preflight.agentdiet.dev","brandSlug":"preflight-agentdiet-dev-mpp","brandBaseUrl":"https://preflight.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Queries live HackerNews discussions, front-page velocity, and developer sentiment for any framework, startup, library, or AI model","exampleAgentPrompt":"What's the current HackerNews sentiment and discussion velocity around Svelte — are developers excited or skeptical about it right now?","exampleUseCases":[{"title":"Startup launch buzz check","prompt":"We just launched our startup Loomly AI — can you check what HackerNews developers are saying about us and how fast we're gaining traction on the front page?"},{"title":"Framework adoption sentiment","prompt":"I'm deciding between Bun and Node.js for our next project — what does the HackerNews developer community actually think about Bun right now?"},{"title":"AI model developer reception","prompt":"Can you pull the live HackerNews sentiment on Gemini 1.5 Pro? I want to know if the developer community is impressed or disappointed compared to the initial hype."}],"resultDescription":"Returns live HackerNews sentiment signals for the queried topic, including front-page velocity, discussion thread activity, and aggregated developer sentiment indicators reflecting whether the community is bullish, bearish, or neutral on the technology or startup.","failureModes":["Empty or very niche query returns no HackerNews results — low discussion volume for obscure topics","Payment failure (HTTP 402) if x402 USDC micropayment is not properly initialized","Query too short or missing — API returns 400 validation error","HackerNews API upstream downtime causes delayed or stale results","Rate limiting if same query is hammered repeatedly in short windows"],"whenToPreferThis":"Choose this endpoint when you need real-time developer community sentiment specifically from HackerNews — the most influential technical community for evaluating startups, frameworks, and AI models. Prefer this over general social media sentiment tools when your audience is developers, engineers, or technical founders who weight HN opinion heavily. It is especially useful for pre-launch competitive research, tracking how a new library or model lands with practitioners, or monitoring emerging criticism of a technology.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:23:35.050Z","isFirstParty":false,"canonicalSlug":"preflight-agentdiet-dev-hackernews-developer-ecosystem-real-time-4a4257f2"}