{"uid":"cap_4EI1S8nPood4pcUjPDIEu","slug":"alpha-stream-agentdiet-dev-hackernews-developer-ecosystem-real-time-10f0cd5d","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/dev-sentiment)","url":"https://alpha-stream.agentdiet.dev/v1/dev-sentiment?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_958jG6M7j67JHuJuFytNl","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","exampleAgentPrompt":"What's the current developer sentiment on HackerNews about LangChain — are there any trending discussions and how fast is it moving on the front page?","exampleUseCases":[{"title":"Startup buzz before fundraise","prompt":"Check what HackerNews developers are saying about Supabase right now — is the sentiment positive, and is it trending on the front page?"},{"title":"AI model reception tracking","prompt":"What's the developer community reaction on HackerNews to the new Claude 3.5 model — any big discussion threads and what's the overall sentiment?"},{"title":"Framework adoption signal research","prompt":"I'm deciding between Svelte and SolidJS for a new project — can you pull the live HackerNews sentiment and front-page velocity for both so I can see which one the dev community is more excited about?"}],"resultDescription":"Returns a structured object containing live HackerNews discussion data, front-page velocity signals, and aggregated developer sentiment for the queried topic — including active thread activity, momentum indicators, and community tone assessments.","failureModes":["Empty or very short query string returns validation error","Query topic with no HackerNews activity may return empty or minimal sentiment data","HackerNews API rate limits or outages may cause timeout or degraded results","Overly broad queries may return noisy or aggregated sentiment with low confidence","Payment failure (x402) results in 402 response blocking the request"],"whenToPreferThis":"Choose this endpoint when you need real-time, developer-community-specific sentiment rooted in HackerNews discussions rather than general social media or Twitter/X sentiment. Ideal for tracking how technical practitioners (engineers, founders, researchers) perceive a framework, AI model, or startup, especially when front-page velocity and discussion momentum matter. Prefer this over general web sentiment tools when the audience is specifically the developer and hacker community.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-23T06:35:10.355Z","isFirstParty":false,"canonicalSlug":"alpha-stream-agentdiet-dev-hackernews-developer-ecosystem-real-time-46a6b7b0"}