{"rid":"storage/biostudies-arrayexpress","card":{"rid":"storage/biostudies-arrayexpress","eid":"ebi-ac-uk","topic":"storage","slug":"biostudies-arrayexpress","provider":"BioStudies / ArrayExpress (EMBL-EBI)","url":"https://www.ebi.ac.uk/biostudies","domain":"ebi.ac.uk","category":"academic","tier":null,"verdict":"qualifies","vorder":0,"grp":"usable","confidence":"reported","binding":"per-ip-shaping","identity_kind":"anonymous","identity_basis":"stated","needs_card":0,"needs_phone":0,"needs_id":0,"needs_institution":0,"country":null,"crypto":null,"interfaces":"ftp,nfs","egress_metered":0,"per_object_bytes":null,"retention_days":null,"verified_at":"2026-10-21T00:00:00.000Z","verified_basis":"inherited","checked_on":"2026-10-21","stale_on":"2026-11-04","n_evidence":4,"usd_month":null,"usd_per_tb_month":null,"summary":"Free deposit, no published cap. 'Is there a cost to deposit data in BioStudies? No, both deposition of data to BioStudies and data access are free of charge....","duplicate_of":null,"n_unknown":5},"record":{"topic":"storage","slug":"biostudies-arrayexpress","provider":"BioStudies / ArrayExpress (EMBL-EBI)","url":"https://www.ebi.ac.uk/biostudies","category":"academic","free_tier":{"stated":"Free deposit, no published cap. 'Is there a cost to deposit data in BioStudies? No, both deposition of data to BioStudies and data access are free of charge.' Docs discuss 'larger data volumes (hundreds of GiB)' as routine.","unit":"unlimited","metered_on":"unstated","source_url":"https://www.ebi.ac.uk/biostudies/submit","read_on":"2026-10-21","notes":null},"per_object_cap":{"stated":"not stated","source_url":"https://www.ebi.ac.uk/biostudies/submit","notes":"not stated"},"retention":{"stated":"Binding constraint on read is per-ip-shaping — 1 stream 7 KB/s, 16 parallel 25 KB/s against the EBI FTP edge. Retention: permanent, DOI auto-assigned; files can sit 'hold until published' indefinitely before release.","source_url":"https://www.ebi.ac.uk/biostudies/submit","notes":"not stated"},"egress":{"terms":"Free and anonymous. 'Anonymous downloads are enabled' over FTP; also HTTPS. No egress meter anywhere in the docs.","metered":false},"interface":["ftp","nfs"],"interface_detail":"ftp","tooling":"Submission Tool + FTP + Aspera (ascp) in; anonymous FTP/HTTPS out. Path is predictable: /biostudies/<mode>/<COLL>/<COLL0-99>/<ACC>/Files/ where mode is `fire` or `nfs`.","chaining":"ArrayExpress is a BioStudies collection, so one account covers both. Unlimited accessions per account; each accession gets its own directory tree. Read side anonymous per-file HTTP, so it fronts to a CDN trivially.","limits":[{"kind":"per-ip-shaping","value":"7 KB/s","source":"https://www.ebi.ac.uk/biostudies/submit"},{"kind":"per-ip-shaping","value":"25 KB/s","source":"https://www.ebi.ac.uk/biostudies/submit"}],"limits_note":"per-object-cap: none stated; Aspera recommended above 10 GiB. Binding constraint on read is per-ip-shaping — 1 stream 7 KB/s, 16 parallel 25 KB/s against the EBI FTP edge. Retention: permanent, DOI auto-assigned; files can sit 'hold until published' indefinitely before release.","identity_cost":{"kind":"anonymous","detail":"derived from the record's prose, not from an identity field, and no signup was executed: ount; each accession gets its own directory tree. Read side anonymous per-file HTTP, so it fronts to a CDN trivially. per-object-cap: none stated; Aspera recommended above 10 GiB. Binding c","country":null},"reliability_note":"Read edge is slow per connection and stalls connections under parallel load (one of 16 timed out with 0 bytes). Fetches from the same EBI edge as ENA/PRIDE, so they are one throughput pool, not three.","confidence":"reported","confidence_note":"One page read moves it to documented.","evidence":[{"url":"https://www.ebi.ac.uk/biostudies/submit","date":"2026-10-21","proved":"'both deposition of data to BioStudies and data access are free of charge', 'Aspera transfer for medium to large (10 GiB+)', 'hundreds of GiB'"},{"url":"https://www.ebi.ac.uk/biostudies/help#download","date":"2026-10-21","proved":"'Anonymous downloads are enabled', exact FTP path scheme"},{"url":"https://ftp.ebi.ac.uk/biostudies/fire/S-BSST/S-BSST0-99/S-BSST7/Files/","date":"2026-10-21","proved":"probe: GET -> 200, Apache directory index listing 10 files"},{"url":null,"date":"2026-10-21","proved":"probe: GET .../Files/1_TCGA_signature_A_top_10percent.txt -> 200, Content-Length 1282965, downloaded 1282965 bytes, sha256 aff47b60a0ccec2bbf433186a933627f01f54f43a2c2d326fac431a3a961e028, body is the real TSV"}],"verdict":"qualifies","verified_at":"2026-10-21T00:00:00.000Z","notes":"Free deposit, no published cap. 'Is there a cost to deposit data in BioStudies? No, both deposition of data to BioStudies and data access are free of charge.' Docs discuss 'larger data volumes (hundreds of GiB)' as routine.","extras":{},"binding":"per-ip-shaping","binding_note":"one stream is shaped, and a user's throughput is the shaped rate times the number of streams"},"claims":[{"path":"$.free_tier.stated","kind":"free-quota","num":null,"unit":null,"per":null,"currency":null,"usd":null,"fx_date":null,"parse":"unparsed"},{"path":"$.limits[0].value","kind":"limit:per-ip-shaping","num":7,"unit":"KB","per":null,"currency":null,"usd":null,"fx_date":null,"parse":"ok"},{"path":"$.limits[1].value","kind":"limit:per-ip-shaping","num":25,"unit":"KB","per":null,"currency":null,"usd":null,"fx_date":null,"parse":"ok"}],"unknown":[["$.evidence[3].url","private-url"],["$.free_tier.notes","process"],["$.per_object_cap.notes","not-extracted"],["$.per_object_cap.stated","not-extracted"],["$.retention.notes","not-extracted"]],"history":[],"drift":[]}