NCBI Datasets API

### NCBI Datasets is a resource that lets you easily gather data from NCBI. The NCBI Datasets version 2 API is updated often to add new features, fix bugs, and enhance usability.

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Base URL: https://api.ncbi.nlm.nih.gov/datasets/v2/
Auth: api_key
Endpoints: 58
Reachable: yes
CORS: unknown
Last checked: 2026-03-14 22:15:03.042886

Links

API Base: https://api.ncbi.nlm.nih.gov/datasets/v2/
SDKs:

100.0%

Uptime (7d)

983ms

Avg latency (7d)

63

Probes (7d)

Latency (7d)

Success Rate (7d)

Topics

GENOMICS, GOVERNMENT, HEALTH, SCIENCE

Endpoints

Method Path Summary Auth Last Status Latency
GET /biosample/accession/{accessions}/biosample_report Get BioSample dataset reports by accession(s) — 200 356ms
GET /gene/accession/{accessions} Get gene metadata by RefSeq Accession — 200 474ms
GET /gene/accession/{accessions}/dataset_report Get a gene data report by RefSeq nucleotide or protein accession — 200 646ms
GET /gene/accession/{accessions}/product_report Get a gene product report by RefSeq nucleotide or protein accession — 200 841ms
GET /gene/id/{gene_ids} Get gene reports by GeneID — 200 433ms
GET /gene/id/{gene_ids}/dataset_report Get a gene data report by GeneID — 200 823ms
GET /gene/id/{gene_ids}/download Get a gene data package by GeneID — 400 339ms
GET /gene/id/{gene_ids}/download_summary Get a download summary of a gene data package by GeneID — 400 337ms
GET /gene/id/{gene_ids}/links Get gene links by GeneID — 200 384ms
GET /gene/id/{gene_ids}/product_report Get a gene product report by GeneID — 200 473ms
GET /gene/id/{gene_id} Get gene by ID — 200 378ms
GET /gene/id/{gene_id}/orthologs Get a gene data report for a gene ortholog set by GeneID — 200 385ms
GET /gene/locus_tag/{locus_tags}/dataset_report Get a gene data report by locus tag — 200 632ms
GET /gene/locus_tag/{locus_tags}/product_report Get a gene product report by locus tag — 200 871ms
GET /gene/symbol/{symbols}/taxon/{taxon} Get gene metadata by gene symbol — 200 485ms
GET /gene/symbol/{symbols}/taxon/{taxon}/dataset_report Get a gene data report by symbol and taxon — 200 685ms
GET /gene/symbol/{symbols}/taxon/{taxon}/product_report Get a gene product report by symbol and taxon — 200 554ms
GET /gene/taxon/{taxon}/annotation/{annotation_name}/chromosome_summary Get gene counts per chromosome by taxon and annotation name — 200 1127ms
GET /gene/taxon/{taxon}/counts Get gene counts by taxon — 200 1448ms
GET /gene/taxon/{taxon}/dataset_report Get a gene data report by taxon — 200 468ms
GET /gene/taxon/{taxon}/product_report Get a gene product report by taxon — 200 509ms
GET /genome/accession/{accessions}/check Check the validity of a genome assembly accession — 200 383ms
GET /genome/accession/{accessions}/dataset_report Get a genome assembly report by genome assembly accession — 400 332ms
GET /genome/accession/{accessions}/download Get a genome data package by genome assembly accession — 200 411ms
GET /genome/accession/{accessions}/download_summary Get a download summary (preview) of a genome data package by genome assembly accession — 200 754ms
GET /genome/accession/{accessions}/links Get assembly links by genome assembly accession — 200 401ms
GET /genome/accession/{accession} Get genome by accession — 404 333ms
GET /genome/accession/{accession}/annotation_report Get genome annotation reports by genome assembly accession — 200 355ms
GET /genome/accession/{accession}/annotation_report/download Get a genome annotation data package by genome assembly accession — 200 450ms
GET /genome/accession/{accession}/annotation_report/download_summary Get a download summary (preview) of a genome annotation data package by genome assembly accession — 200 998ms
GET /genome/accession/{accession}/annotation_summary Get genome annotation report summary information by genome assembly accession — 200 1098ms
GET /genome/accession/{accession}/revision_history Get a revision history for a genome assembly by genome assembly accession — 200 346ms
GET /genome/accession/{accession}/sequence_reports Get a genome sequence report by genome assembly accession — 200 594ms
GET /genome/assembly_name/{assembly_names}/dataset_report Get genome assembly reports by assembly name — 400 338ms
GET /genome/bioproject/{bioprojects}/dataset_report Get genome assembly reports by BioProject accession — 400 344ms
GET /genome/biosample/{biosample_ids}/dataset_report Get genome assembly reports by BioSample accession — 400 338ms
GET /genome/sequence_accession/{accession}/sequence_assemblies Get a genome assembly accession for a nucleotide sequence accession — 200 626ms
GET /genome/taxon/{species_taxon}/checkm_histogram Get CheckM histogram data by species taxon — 200 388ms
GET /genome/taxon/{taxons}/dataset_report Get a genome assembly report by taxon — 400 339ms
GET /genome/wgs/{wgs_accessions}/dataset_report Get a genome assembly data report by WGS accession — 400 443ms
GET /organelle/accession/{accessions}/download Get an organelle data package by nucleotide accession — 200 448ms
GET /organelle/accessions/{accessions}/dataset_report Get an organelle data report by nucleotide accession — 200 441ms
GET /organelle/taxon/{taxons}/dataset_report Get an organelle data report by taxon — 200 390ms
GET /protein/accession/{accessions}/download Get a prokaryote gene data package by RefSeq protein accession — 200 443ms
GET /taxonomy/taxon/{taxons}/filtered_subtree Get a filtered taxonomic subtree by taxon — 200 471ms
GET /version Retrieve service version — 200 337ms
GET /virus/accession/{accessions}/annotation_report Get a virus annotation report by nucleotide accession — 500 15471ms
GET /virus/accession/{accessions}/check Check the validity of a virus genome nucleotide accession — 200 356ms
GET /virus/accession/{accessions}/dataset_report Get a virus data report by nucleotide accession — 500 15988ms
GET /virus/accession/{accessions}/genome/download Get a virus genome data package by nucleotide accession — 400 339ms
GET /virus/taxon/sars2/protein/{proteins} Get a download summary of a SARS-CoV-2 protein data package by protein name — 400 337ms
GET /virus/taxon/sars2/protein/{proteins}/download Get a SARS-CoV-2 protein data package by protein name — 400 337ms
GET /virus/taxon/sars2/protein/{proteins}/table Get SARS-CoV-2 protein metadata in a tabular format by protein name — 400 331ms
GET /virus/taxon/{taxon}/annotation_report Get a virus annotation report by taxon — 200 459ms
GET /virus/taxon/{taxon}/dataset_report Get a virus data report by taxon — 200 358ms
GET /virus/taxon/{taxon}/genome Get a download summary of a virus genome data package by taxon — 400 340ms
GET /virus/taxon/{taxon}/genome/download Get a virus genome data package by taxon — 400 337ms
GET /virus/taxon/{taxon}/genome/table Get virus genome metadata in a tabular format — 400 337ms