news-data-provider

To fetch live financial news headlines for specific stock tickers, you can use Alpha Vantage's NEWS_SENTIMENT API with Finnhub as a fallback for rate-limited or missing data.

Caching for financial news data ingestion works by storing fetched headlines on disk with a 12-hour TTL, which minimizes API calls and supports offline testing for reliable production operation.

Yes, you can use Alpha Vantage and Finnhub together for sentiment enrichment by fetching headlines from Alpha Vantage first and falling back to Finnhub to ensure continuous data availability.

The best way to prepare financial news data for FinBERT sentiment analysis is to fetch and cache real headlines by ticker and date range, providing the output directly to the FinBERTEnricher plugin.

When the Alpha Vantage news sentiment API rate limits are hit, the system automatically falls back to Finnhub to fetch the required financial headlines and ensure deterministic behavior without interruption.

Yes, financial news ingestion supports offline testing environments by caching fetched headlines on disk with a 12-hour TTL, allowing subsequent operations to proceed without live API calls.