{"rid":"storage/doubao-drive","card":{"rid":"storage/doubao-drive","eid":"doubao","topic":"storage","slug":"doubao-drive","provider":"豆包云盘 Doubao Drive (ByteDance; storage provided by 北京飞书科技)","url":"https://www.doubao.com","domain":"doubao.com","category":"cloud-drive","tier":null,"verdict":"fails-quota","vorder":6,"grp":"rejected","confidence":"reported","binding":"per-object-cap","identity_kind":"country-phone","identity_basis":"stated","needs_card":0,"needs_phone":1,"needs_id":0,"needs_institution":0,"country":null,"crypto":null,"interfaces":"rest,webdav-proxy","egress_metered":0,"per_object_bytes":300000000,"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":3,"usd_month":null,"usd_per_tb_month":null,"summary":"Contractual language is deliberately unquantified: '豆包通过云盘功能向普通账号提供一定额度的免费云存储空间'. Reported reality: legacy users 100 GB, new users 10 GB, API reports 5 TB bu...","duplicate_of":null,"n_unknown":5},"record":{"topic":"storage","slug":"doubao-drive","provider":"豆包云盘 Doubao Drive (ByteDance; storage provided by 北京飞书科技)","url":"https://www.doubao.com","category":"cloud-drive","free_tier":{"stated":"Contractual language is deliberately unquantified: '豆包通过云盘功能向普通账号提供一定额度的免费云存储空间'. Reported reality: legacy users 100 GB, new users 10 GB, API reports 5 TB but that is decorative — '注：抓包/facade/get_user_storage会显示5TB空间，但实测为上限为100G'. A 2026-06 protocol revision added paid expansion on top of the free allowance.","unit":"GB","metered_on":"stored-bytes","source_url":"https://www.doubao.com/legal/ai_space","read_on":"2026-10-21","notes":null},"per_object_cap":{"stated":"per-object-cap: '上传限制300MB","bytes":300000000,"source_url":"https://www.doubao.com/legal/ai_space","notes":"not stated"},"retention":{"stated":"not stated","source_url":"https://www.doubao.com/legal/ai_space","notes":"not stated"},"egress":{"terms":"Not applicable at these sizes; downloads are CDN-served with no published meter.","metered":false},"interface":["rest","webdav-proxy"],"interface_detail":"rest","tooling":"OpenList driver `doubao` (cookie auth, download_api select get_file_url/get_download_info, 2 r/s client-side rate limit) — reverse-engineered and explicitly unmaintained ('本接口是基于历史产物的逆向接口').","chaining":"ByteDance account per phone number, 10–100 GB each. The 5 TB figure in the API is exactly the 'unlimited that isn't' trap from §3.","limits":[{"kind":"per-object-cap","value":"per-object-cap: '上传限制300MB","source":"https://www.doubao.com/legal/ai_space"}],"limits_note":"quota: 100 GB for legacy accounts, 10 GB new. per-object-cap: '上传限制300MB，但是去除一个get参数' can be raised. The 5 TB API value does not correspond to usable capacity.","identity_cost":{"kind":"country-phone","detail":"country-phone (ByteDance/抖音 account)","country":null},"reliability_note":"Quota direction is downward (AI-space free tier was cut to 5 TB then to 100 GB); the interface is unofficial and the 'unlimited' banner has already been retired.","confidence":"reported","confidence_note":"One page read moves it to documented.","evidence":[{"url":"https://www.doubao.com/legal/ai_space","date":"2026-10-21","proved":"'豆包通过云盘功能向普通账号提供一定额度的免费云存储空间'"},{"url":"https://forum.naixi.net/thread-9862-1-1.html","date":"2026-10-21","proved":"'豆包老用户给100g空间...抓包会显示5TB空间，但实测为上限为100G。新用户给10g空间。上传限制300MB'"},{"url":"https://www.youleyou.com/wenzhang/3109022.html","date":"2026-10-21","proved":"'云盘容量上限已锁定为5TB' after '近乎无限容量'"}],"verdict":"fails-quota","verified_at":"2026-10-21T00:00:00.000Z","notes":"Contractual language is deliberately unquantified: '豆包通过云盘功能向普通账号提供一定额度的免费云存储空间'. Reported reality: legacy users 100 GB, new users 10 GB, API reports 5 TB but that is decorative — '注：抓包/facade/get_user_storage会显示5TB空间，但实测为上限为100G'. A 2026-06 protocol revision added paid expansion on top of the free allowance.","extras":{"dead_end":{"failure_class":"quota","why":"Contractual language is deliberately unquantified: '豆包通过云盘功能向普通账号提供一定额度的免费云存储空间'. Reported reality: legacy users 100 GB, new users 10 GB, API reports 5 TB but that is decorative — '注：抓包/facade/get_user_storage会显示5TB空间，但实测为上限为100G'. A 2026-06 protocol revision added paid expansion on top of the free allowance.","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":"$.free_tier.stated","kind":"free-quota","num":100,"unit":"GB","per":null,"currency":null,"usd":null,"fx_date":null,"parse":"ok"},{"path":"$.limits[0].value","kind":"limit:per-object-cap","num":300,"unit":"MB","per":null,"currency":null,"usd":null,"fx_date":null,"parse":"ok"}],"unknown":[["$.extras.dead_end.retry_when","process"],["$.free_tier.notes","process"],["$.per_object_cap.notes","not-extracted"],["$.retention.notes","not-extracted"],["$.retention.stated","not-extracted"]],"history":[],"drift":[]}