parse_attempted, parse_status). For PASSTHROUGH forms (10-K, 6-K, S-1, etc.) the rows carry master-idx metadata only - use form-specific endpoints for deep data. Returns 503 when the master-idx blob is missing for the requested date.x-api-key: ********************curl --location 'https://sugra.ai/api/v1/sec/edgar/daily-index/by-form?form=undefined&date=undefined&cik=undefined&limit=undefined&offset=undefined' \
--header 'x-api-key: <api-key>'{
"data": {
"date": "2026-05-20",
"form_filter": "string",
"cik_filter": "string",
"total_filings_for_form_on_date": 3245,
"limit": 100,
"offset": 0,
"filings": [
{
"cik": "0000320193",
"company_name": "Apple Inc",
"form": "4",
"filed_at": "2026-05-19T18:32:00Z",
"accession": "0001209191-26-031234",
"primary_doc_url": "string",
"filing_index_url": "string",
"parse_attempted": true,
"parse_status": "success"
}
]
},
"meta": {
"endpoint": "/api/v1/fred/us/cpi",
"data_time": "2026-04-16T14:30:00Z",
"response_time": "2026-04-16T14:30:12Z",
"provider": "Sugra API v1.0.1",
"source": "string",
"attribution": "string",
"fallback_used": true,
"fallback_chain": [
"string"
],
"cached": true,
"stale": true
}
}