{"uid":"cap_vvqs_iW_c2pTidQRX1bax","slug":"deepsearch-hot-companies-korean-news-burst-ranking-4df77f99","name":"DeepSearch Hot Companies – Korean News Burst Ranking","description":"Korean listed companies with the sharpest news surge versus their own history over the last N days (default 7), each with article count, burst ratio, net sentiment, representative headlines and same-period DART filings, plus a distress flag for halts or designation risk. by=burst (default), volume, or positive.","url":"https://x402.deepsearch.com/v1/context/hot-companies?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"],"type":"string"},"queryParams":{"type":"object","required":[],"properties":{"by":{"enum":["burst","volume","positive"],"type":"string","description":"Ranking: burst (vs own history, default), volume (absolute), positive (good news only)"},"days":{"type":"string","description":"Look-back window in days, 1-30 (default 7)"},"limit":{"type":"string","description":"Max rows, 1-30 (default 15)"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"data":{"date_to":"2026-10-01","date_from":"2026-09-25","ranked_by":"burst","hot_companies":[{"code":"056190","name":"(주)에스에프에이","articles":"22","headlines":["SFA, 로봇 사업화 본궤도…"],"sentiment":0.25,"burst_ratio":19.56,"disclosures":[],"distress_flag":false}]},"packType":"hot-companies"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.1","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":"$0.1/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.1","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.1","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_DNInl_k1tzKbdqbTTIc_J","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.1","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns Korean listed companies with the sharpest news surge relative to their own history over a configurable look-back window, ranked by burst ratio, volume, or positive sentiment, with article counts, headlines, DART filings, and distress flags.","exampleAgentPrompt":"Which Korean listed companies have the sharpest news burst compared to their own history over the last 7 days? Rank by burst ratio, show me the top 10, and flag any with distress signals.","exampleUseCases":[{"title":"Momentum stock screening via news burst","prompt":"Show me the top 15 Korean stocks with the biggest news burst relative to their own history over the past 14 days, ranked by burst ratio — I want to spot momentum plays before they get crowded."},{"title":"Positive news flow for long-only ideas","prompt":"Find Korean listed companies with the strongest positive news surge over the last 7 days — rank them by positive sentiment so I can identify potential long candidates."},{"title":"Distress and halt risk early warning","prompt":"Pull the hot-companies list for the last 5 days and highlight any Korean stocks that have a distress flag — I need to know which ones might be at risk of trading halts or regulatory designation."}],"resultDescription":"A JSON object containing the look-back date range, the ranking method used, and an ordered list of hot companies each with: company code, name, article count, burst ratio (news volume vs own baseline), net sentiment score, representative Korean-language headlines, same-period DART regulatory filings, and a boolean distress flag indicating halt or designation risk.","failureModes":["Invalid 'days' value outside 1-30 range returns an error","Invalid 'by' enum value (not burst/volume/positive) returns a validation error","Invalid 'limit' value outside 1-30 range returns an error","No companies meet the burst threshold for the given window — returns empty hot_companies array","Payment failure (insufficient USDC balance) blocks the request"],"whenToPreferThis":"Choose this endpoint when you need to identify which Korean KRX-listed companies are experiencing abnormal media attention relative to their own historical baseline — particularly useful for momentum screening, early distress detection, or news-driven event analysis. Unlike generic trending endpoints, this measures burst ratio against each company's own history (not absolute volume), making it sensitive to genuine anomalies for smaller-cap names. Prefer over volume-based alternatives when you want to catch emerging stories before they become widely known.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-12T00:41:19.973Z","isFirstParty":false,"canonicalSlug":"deepsearch-hot-companies-korean-news-burst-ranking-4df77f99"}