{"uid":"cap_w3pwFlXkxt0uFmosRw4lI","slug":"china-hot-search-api-digest-7aad7cce","name":"China Hot Search API – Digest","description":"Real-time hot-search / trending lists from 9 Chinese platforms in one JSON schema. Pay per call with USDC on Base via x402. No keys, no signup.","url":"https://china-trends-x402.onrender.com/v1/digest?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","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","properties":{"top":{"type":"integer","maximum":50,"minimum":1,"description":"Items per board in topPerPlatform (default 10)."}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"errors":{},"fetchedAt":"2026-10-03T08:00:00Z","crossPlatform":[{"score":1.83,"topic":"示例话题","bestRank":1,"mentions":[{"url":"https://s.weibo.com/weibo?q=%23...%23","rank":1,"label":"热","title":"示例话题","excerpt":null,"category":null,"hotValue":1234567,"imageUrl":null,"platform":"weibo","publishedAt":null,"platformName":"Weibo Hot Search (微博热搜)"}],"platforms":["baidu","douyin","weibo"],"platformCount":3}],"topPerPlatform":{"weibo":[{"url":"https://s.weibo.com/weibo?q=%23...%23","rank":1,"label":"热","title":"示例话题","excerpt":null,"category":null,"hotValue":1234567,"imageUrl":null,"platform":"weibo","publishedAt":null,"platformName":"Weibo Hot Search (微博热搜)"}]}}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.15","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":"$0.15/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.15","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.15","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_AghXULws1piDqZ67qtevZ","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.15","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns real-time trending/hot-search lists aggregated from 9 major Chinese platforms (Weibo, Baidu, Douyin, etc.) in a unified JSON schema, with cross-platform topic deduplication.","exampleAgentPrompt":"Pull the latest hot-search digest from all 9 Chinese platforms and show me the top 15 items per platform, highlighting any topics trending across multiple platforms at once.","exampleUseCases":[{"title":"China news pulse for analysts","prompt":"What are the top 10 trending topics across Chinese social media right now? I want to see which ones are appearing on multiple platforms like Weibo, Baidu, and Douyin simultaneously."},{"title":"Brand mention monitoring in China","prompt":"Check the Chinese hot-search digest and tell me if anything related to 'Tesla' or 'electric vehicles' is trending across Chinese platforms today — include the hot value scores."},{"title":"Daily China internet briefing","prompt":"Give me this morning's China trending-topics digest, top 20 per platform, so I can put together a quick briefing on what the Chinese internet is talking about."}],"resultDescription":"A JSON object containing: (1) a `crossPlatform` array of topics trending on multiple platforms, each with a composite score, best rank, mention count, and per-platform detail; (2) a `topPerPlatform` map keyed by platform slug (e.g. 'weibo', 'baidu', 'douyin') with ranked topic entries including title, rank, hot value, label, excerpt, category, image URL, and source URL; plus a `fetchedAt` ISO timestamp and an `errors` map for any platforms that failed.","failureModes":["Individual platform scrape failure — reflected in `errors` map, other platforms still returned","Rate limiting or upstream platform unavailability returns partial results","Payment not completed via x402 — returns 402 Payment Required before data is served","Invalid `top` parameter (outside 1–50 range) returns 400 validation error","Cold-start latency on render.com free tier may cause timeout on first request"],"whenToPreferThis":"Use this endpoint when you need a single unified call to get hot-search data across all major Chinese platforms at once, rather than scraping each platform individually. It is ideal for real-time trend monitoring, news intelligence, or brand-listening workflows focused on the Chinese internet. Prefer it over platform-specific APIs when cross-platform deduplication and a normalized schema matter. The pay-per-call x402 pricing (no signup) makes it suitable for low-frequency or ad-hoc agent use cases.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-12T12:37:03.418Z","isFirstParty":false,"canonicalSlug":"china-hot-search-api-digest-7aad7cce"}