Tiingo¶

REST API: https://api.tiingo.com — Get a free API key

Setup¶

STOCKFEED_TIINGO_API_KEY=your_key

Or programmatically:

from stockfeed import StockFeedSettings
settings = StockFeedSettings(tiingo_api_key="your_key")

Supported intervals¶

Daily/weekly/monthly: 1d, 1w, 1mo

Intraday (via IEX endpoint): 1m, 5m, 15m, 30m, 1h, 4h

Rate limits¶

Tiingo tracks rate limits via response headers (X-RateLimit-Remaining, X-RateLimit-Reset). stockfeed reads these headers automatically and marks the provider unavailable when the limit is reached.

Free tier: 500 requests/day, 50 requests/hour.

Authentication¶

Uses Authorization: Token <key> header. A ProviderAuthError is raised on HTTP 401.

Known limitations¶

Intraday data requires IEX exchange data; some tickers may have limited intraday coverage
close_adj is populated for daily bars; may be None for intraday