{"uid":"cap_EkFBHF0ecSr309X7PrfdX","slug":"alpha-stream-agentdiet-dev-hackernews-developer-ecosystem-real-time-cc95f59e","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://alpha-stream.agentdiet.dev/v1/hn-pulse)","url":"https://alpha-stream.agentdiet.dev/v1/hn-pulse?utm_source=zero.xyz","method":"POST","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_PBb67PcTB1i2q_ZUJ49p0","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"alpha-stream.agentdiet.dev","brandSlug":"alpha-stream-agentdiet-dev-mpp","brandBaseUrl":"https://alpha-stream.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Queries live HackerNews discussions, front-page velocity, and developer sentiment for any framework, startup, library, or AI model in real time.","exampleAgentPrompt":"What's the current developer sentiment and discussion velocity around LangChain on HackerNews right now — are developers excited, skeptical, or mixed?","exampleUseCases":[{"title":"Competitor sentiment tracking for founders","prompt":"Pull the live HackerNews sentiment and front-page velocity for Supabase — I want to know if developers are reacting positively or negatively to their recent announcements."},{"title":"AI model reception monitoring","prompt":"What are developers on HackerNews saying about Anthropic's Claude right now? Give me the sentiment pulse and any trending threads."},{"title":"Due diligence on a startup investment","prompt":"I'm evaluating an investment in a company called Linear — can you check HackerNews for real-time developer sentiment, how often they appear on the front page, and what the overall community vibe is?"}],"resultDescription":"Returns an object containing aggregated HackerNews sentiment signals for the queried topic, including discussion velocity (front-page appearance rate), sentiment polarity (positive/negative/mixed developer opinion), recent thread summaries, and related discussion metadata drawn from live HackerNews data.","failureModes":["Empty or very niche query may return no HackerNews discussions and minimal signal","Rate limits or x402 payment failures result in HTTP 402 requiring USDC micropayment","Ambiguous query terms (e.g. single-letter names) may return irrelevant discussion threads","HackerNews Algolia API downtime may cause upstream data gaps","Very new topics may have no indexed discussions yet"],"whenToPreferThis":"Use this endpoint when you need real-time, developer-community-specific sentiment from HackerNews rather than broad social media or generic news sentiment. It is best suited for tech-centric topics — frameworks, libraries, AI models, developer tools, and startups — where HackerNews is the primary signal source. Prefer it over general web search sentiment tools when the audience is specifically software developers and the recency of discussions matters.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-23T06:33:11.006Z","isFirstParty":false,"canonicalSlug":"alpha-stream-agentdiet-dev-hackernews-developer-ecosystem-real-time-46a6b7b0"}