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Data quality passport

News Sentiment

Deduplicated company headlines, linked to their source and classified by AI.

GET /api/news?ticker=NVDA
Read endpoint docs Try a real request Download example
Provenance & freshness
Original source

TradingKey + MarketBeat + MarketScreener + Yahoo fallback

Coverage

Any US-listed ticker with recent coverage

History

Recent published headlines

Update policy

On demand · 30-minute cache

Last successful update

Returned per provider in providerHealth

Normalized fields

headlines
sentiment
providerStatus
providerHealth
source

Known limitations

  • Publisher availability varies by ticker
  • Blocked providers are disclosed rather than hidden