Each page below puts AIR next to one other service, using only facts from that service's own public pages. Most of them provide data or access to documents, and each table compares AIR on those terms. AIR is a different kind of product: it returns research, not raw data. Every night after the US close, its engine reads the SEC filings of the ~1,800 small and mid-cap US companies it follows and publishes what each one changed in AIR's read. It is free to read, with a public track record.
The AIR API, compared
AIR and sec-api.io
An SEC EDGAR filings API covering all EDGAR filings since 1993, with a free trial of 100 calls.
AIR and FinFeedAPI
An SEC filings API priced per credit, covering all SEC forms in the EDGAR archive.
AIR and Finnhub
A market and fundamental data API for US and international exchanges, with a free personal-use plan.
AIR and FMP
Financial Modeling Prep: a fundamental data API with plans from US to global coverage.
AIR and Intrinio
A financial data API with standardized fundamentals and published monthly plans.