SEFCON Korean Stock API

SEFCON Korean Stock API

DART XBRL API for Korean stocks — 1,200 companies

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The only source-accurate Korean stock fundamentals API. Bloomberg charges $2,000/month. Yahoo Finance misses quarters. We parse DART XBRL directly — not resold, not scraped. 1,200+ KOSPI/KOSDAQ stocks, 10-year financials (EPS, BPS, ROE, DPS), sector cycle detection, and macro crisis index with AUROC 0.927. Free plan available on RapidAPI.

SEFCON Korean Stock API

Launch date
SEFCON Korean Stock API
SEFCON Korean Stock APIDART XBRL API for Korean stocks — 1,200 companies

Launched on July 22nd, 2026