{"rid":"storage/mendeley-data","card":{"rid":"storage/mendeley-data","eid":"mendeley","topic":"storage","slug":"mendeley-data","provider":"Mendeley Data (Elsevier)","url":"https://data.mendeley.com","domain":"mendeley.com","category":"academic","tier":null,"verdict":"fails-quota","vorder":6,"grp":"rejected","confidence":"reported","binding":"per-object-cap","identity_kind":"institution","identity_basis":"stated","needs_card":0,"needs_phone":0,"needs_id":0,"needs_institution":1,"country":null,"crypto":null,"interfaces":"rest","egress_metered":0,"per_object_bytes":10000000000,"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":"10 GB per dataset, free, unlimited datasets per account ('you can split your datasets into small sizes'; 'we can reference datasets within datasets'). Instit...","duplicate_of":null,"n_unknown":5},"record":{"topic":"storage","slug":"mendeley-data","provider":"Mendeley Data (Elsevier)","url":"https://data.mendeley.com","category":"academic","free_tier":{"stated":"10 GB per dataset, free, unlimited datasets per account ('you can split your datasets into small sizes'; 'we can reference datasets within datasets'). Institutional Digital Commons Data raises this to 100 GB/dataset.","unit":"GB","metered_on":"unstated","source_url":"https://www.elsevier.support/mendeley/answer/what-can-i-do-when-my-dataset-exceeds-the-10gb-per-dataset-limit","read_on":"2026-10-21","notes":null},"per_object_cap":{"stated":"per-object-cap: 10 GB","bytes":10000000000,"source_url":"https://www.elsevier.support/mendeley/answer/what-can-i-do-when-my-dataset-exceeds-the-10gb-per-dataset-limit","notes":"not stated"},"retention":{"stated":"| Published datasets cannot be edited or deleted (versioning only) — a write-once archive, not a mutable store","source_url":"https://www.elsevier.support/mendeley/answer/what-can-i-do-when-my-dataset-exceeds-the-10gb-per-dataset-limit","notes":"not stated"},"egress":{"terms":"Free, public datasets downloadable without login. Backed by AWS S3 eu-west-1 plus DANS long-term archive (three replicas).","metered":false},"interface":["rest"],"interface_detail":"rest","tooling":"Documented REST API (data.mendeley.com/api/docs) with OAuth2 client-credentials; search endpoint `/api/datasets/v2/search` is anonymous. Download URLs are `/public-files/datasets/<id>/files/<fileid>/file_downloaded`.","chaining":"10 GB per dataset × unlimited datasets per account = effectively unbounded per identity; multiple free accounts multiply further. This is the cleanest 'per-record unlimited' shape in the niche.","limits":[{"kind":"per-object-cap","value":"per-object-cap: 10 GB","source":"https://www.elsevier.support/mendeley/answer/what-can-i-do-when-my-dataset-exceeds-the-10gb-per-dataset-limit"}],"limits_note":"per-object-cap: 10 GB per dataset (100 GB institutional). Retention: published datasets are immutable and 'archived with DANS ... in perpetuity', no expiry. Read path caveat: the download URL pattern returns a JSON envelope rather than bytes for non-existent file IDs, so anonymous bulk scraping needs real file UUIDs from the dataset API.","identity_cost":{"kind":"institution","detail":"derived from the record's prose, not from an identity field, and no signup was executed: small sizes'; 'we can reference datasets within datasets'). Institutional Digital Commons Data raises this to 100 GB/dataset. Published datasets cannot be edited or deleted (versioning onl","country":null},"reliability_note":"Published datasets cannot be edited or deleted (versioning only) — a write-once archive, not a mutable store. Download endpoint resolves via JSON for bad IDs, so naive crawlers must parse the API first.","confidence":"reported","confidence_note":"One page read moves it to documented.","evidence":[{"url":"https://data.mendeley.com/faq","date":"2026-10-21","proved":"100 GB institutional cap, DANS perpetuity archiving, 'once a dataset is published, it is not possible to edit or delete it'"},{"url":"https://www.elsevier.support/mendeley/answer/what-can-i-do-when-my-dataset-exceeds-the-10gb-per-dataset-limit","date":"2026-10-21","proved":"'10GB per dataset limit', with the vendor's split-and-reference alternative route"},{"url":"https://data.mendeley.com/api/datasets/v2/search?query=test&limit=1","date":"2026-10-21","proved":"probe: GET -> 200, real dataset JSON with doi 10.17632/..."},{"url":null,"date":"2026-10-21","proved":"probe: GET .../public-files/datasets/jxj8bn2vyf/files/1/file_downloaded -> 200 but Content-Type application/json, code 400 envelope (not bytes) — read path needs real file UUIDs"}],"verdict":"fails-quota","verified_at":"2026-10-21T00:00:00.000Z","notes":"10 GB per dataset, free, unlimited datasets per account ('you can split your datasets into small sizes'; 'we can reference datasets within datasets'). Institutional Digital Commons Data raises this to 100 GB/dataset.","extras":{"dead_end":{"failure_class":"quota","why":"10 GB per dataset, free, unlimited datasets per account ('you can split your datasets into small sizes'; 'we can reference datasets within datasets'). Institutional Digital Commons Data raises this to 100 GB/dataset.","retry_when":null,"first_recorded":"2026-10-21"}},"binding":"per-object-cap","binding_note":"the per-object cap sets the shard size and therefore the object count; it bounds the total more tightly than any headline quota"},"claims":[{"path":"$.free_tier.stated","kind":"free-quota","num":10,"unit":"GB","per":null,"currency":null,"usd":null,"fx_date":null,"parse":"ok"},{"path":"$.limits[0].value","kind":"limit:per-object-cap","num":10,"unit":"GB","per":null,"currency":null,"usd":null,"fx_date":null,"parse":"ok"}],"unknown":[["$.evidence[3].url","private-url"],["$.extras.dead_end.retry_when","process"],["$.free_tier.notes","process"],["$.per_object_cap.notes","not-extracted"],["$.retention.notes","not-extracted"]],"history":[],"drift":[]}