GET /einfo.fcgi

nih.gov:ncbi-gene-api

Summary: Get database information
Operation ID: getDatabaseInfo
Auth: none
Description

Retrieves database statistics and field information. Use without db parameter to list all databases, or with db=gene for Gene database details.

Parameters (2)

db (string, query, optional, default: gene)

Database name (e.g., 'gene'). Omit to list all databases.

retmode (string, query, optional, default: json)

Return mode

Constraints: {'enum': ['json', 'xml']}

Examples (3)

TitleTypeURLAction
Get Gene database info (JSON) curl https://www.ncbi.nlm.nih.gov/gene/einfo.fcgi?db=gene&retmode=json
Get Gene database info with default parameters curl https://www.ncbi.nlm.nih.gov/gene/einfo.fcgi
Get Gene database info (XML format) curl https://www.ncbi.nlm.nih.gov/gene/einfo.fcgi?db=gene&retmode=xml

Probe History

Latency

Status Codes

TimeStatusLatencySize
2026-03-23 09:34:27.340212 404 443ms
2026-03-23 09:31:41.223551 404 498ms
2026-03-23 09:13:34.004877 404 431ms