curl --request GET \
  --url https://dripstack.xyz/api/v1/search

{
  "mode": "hybrid",
  "asOf": "2026-06-15T10:30:00Z",
  "query": "AI infrastructure spending",
  "normalizedQuery": "ai infrastructure spending",
  "matchConfidence": "strong",
  "searchTierUsed": "scoped",
  "timeWindow": {
    "label": "last_week",
    "startIso": "2026-06-08T00:00:00Z",
    "endIso": "2026-06-15T00:00:00Z",
    "days": 7
  },
  "freshnessCoverage": {
    "requestedWindow": {
      "label": "last_week",
      "startIso": "2026-06-08T00:00:00Z",
      "endIso": "2026-06-15T00:00:00Z",
      "days": 7
    },
    "rankedInWindow": 4,
    "researchCandidatesInWindow": 12,
    "staleFallbackMode": false
  },
  "totalCount": 4,
  "count": 3,
  "items": [
    {
      "publicationSlug": "stratechery",
      "slug": "the-ai-infrastructure-boom",
      "title": "The AI Infrastructure Boom",
      "subtitle": "Why hyperscalers are spending billions on GPU clusters",
      "isScopedPublisher": true,
      "relevanceScore": 0.92,
      "matchedTokenCount": 3,
      "totalTokenCount": 3,
      "topicCoverageRatio": 1,
      "whyMatched": [
        "Title matches AI + infrastructure",
        "Body discusses capex spending"
      ],
      "publishedAt": "2026-06-14T12:00:00Z",
      "isInTimeWindow": true,
      "snippet": "Nvidia's datacenter revenue hit $26B last quarter as hyperscalers race to build out GPU clusters..."
    }
  ]
}