GET einfo.fcgi
Summary: Get database information
Operation ID: getNucleotideInfo
Auth: unknown
Operation ID: getNucleotideInfo
Auth: unknown
Description
Retrieve information about the nucleotide database including available fields, links, and statistics.
Parameters (3)
api_key
(string, query, optional)
NCBI API key for increased rate limits.
db
(string, query, optional)
Database name. Use 'nuccore' for nucleotide database information.
Constraints: {'enum': ['nuccore']}
retmode
(string, query, optional, default: xml)
Return format.
Constraints: {'enum': ['xml', 'json']}
Examples (3)
| Title | Type | URL | Action |
|---|---|---|---|
| Get nucleotide database info in XML | curl |
https://eutils.ncbi.nlm.nih.gov/entrez/eutils/einfo.fcgi?db=nuccore |
|
| Get nucleotide database info in JSON | curl |
https://eutils.ncbi.nlm.nih.gov/entrez/eutils/einfo.fcgi?db=nuccore&retmode=json |
|
| Get all available databases | curl |
https://eutils.ncbi.nlm.nih.gov/entrez/eutils/einfo.fcgi |
Probe History
Status Codes
| Time | Status | Latency | Size |
|---|---|---|---|
| 2026-03-23 10:10:11.357961 | 200 | 460ms | |
| 2026-03-23 10:08:59.426701 | 200 | 333ms | |
| 2026-03-23 09:37:21.490269 | 200 | 343ms |
Response Changes
| When | Old | New |
|---|---|---|
| 2026-03-23 10:08:59.426701 | fe06567fa17a |
5290ce38b1c2 |
| 2026-03-23 10:10:11.357961 | 5290ce38b1c2 |
ed4303bb863f |