{"eid":"castbox","name":"Castbox Creator Studio","domain":"castbox.fm","resolved_by":"domain","topics":["storage"],"n_records":1,"best_vorder":1,"review":null,"aliases":["Castbox Creator Studio","castbox.fm"],"records":[{"rid":"storage/castbox-creator-studio","card":{"rid":"storage/castbox-creator-studio","eid":"castbox","topic":"storage","slug":"castbox-creator-studio","provider":"Castbox Creator Studio","url":"https://castbox.fm","domain":"castbox.fm","category":"media","tier":null,"verdict":"qualifies-with-caveat","vorder":1,"grp":"usable","confidence":"inferred","binding":"per-object-cap","identity_kind":"email","identity_basis":"stated","needs_card":0,"needs_phone":0,"needs_id":0,"needs_institution":0,"country":null,"crypto":null,"interfaces":null,"egress_metered":null,"per_object_bytes":400000000,"retention_days":null,"verified_at":"2026-10-21T00:00:00.000Z","verified_basis":"inherited","checked_on":"2026-10-21","stale_on":"2026-11-20","n_evidence":3,"usd_month":null,"usd_per_tb_month":null,"summary":"'There is no limit on uploading storage (total) for a channel.' Per-file cap 400 MB, from a help page last updated 7 years ago ('Updated: 7 years ago') — the...","duplicate_of":null,"n_unknown":7},"record":{"topic":"storage","slug":"castbox-creator-studio","provider":"Castbox Creator Studio","url":"https://castbox.fm","category":"media","free_tier":{"stated":"'There is no limit on uploading storage (total) for a channel.' Per-file cap 400 MB, from a help page last updated 7 years ago ('Updated: 7 years ago') — the 400 MB figure is stale and should be treated as unverified.","unit":"MB","metered_on":"stored-bytes","source_url":"https://sites.google.com/castbox.fm/castbox-help-center/podcasters/getting-started/2-start-a-podcast-hosted-on-castbox-for-free","read_on":"2026-10-21","notes":null},"per_object_cap":{"stated":"400 MB per file","bytes":400000000,"source_url":"https://sites.google.com/castbox.fm/castbox-help-center/podcasters/getting-started/2-start-a-podcast-hosted-on-castbox-for-free","notes":"not stated"},"retention":{"stated":"not stated","source_url":"https://sites.google.com/castbox.fm/castbox-help-center/podcasters/getting-started/2-start-a-podcast-hosted-on-castbox-for-free","notes":"not stated"},"egress":{"terms":"Not published; no egress charge surfaced in any Castbox creator doc.","metered":false},"interface":["unknown"],"interface_detail":"wrapper-only","tooling":"Creator Studio web dashboard only; no API. Castbox is primarily a player, so its hosting is a sideline.","chaining":"Unlimited channels x unlimited episodes, if the 'no limit on total storage' line still holds. Multiple accounts are email-only.","limits":[{"kind":"per-object-cap","value":"400 MB per file","source":"https://sites.google.com/castbox.fm/castbox-help-center/podcasters/getting-started/2-start-a-podcast-hosted-on-castbox-for-free"}],"limits_note":"400 MB per file (2019-era doc); accepted WAV/MP3/MP4/AAC/M4A. No retention or bandwidth figure published anywhere.","identity_cost":{"kind":"email","detail":"derived from the record's prose, not from an identity field, and no signup was executed: t on total storage' line still holds. Multiple accounts are email-only. 400 MB per file (2019-era doc); accepted WAV/MP3/MP4/AAC/M4A. No retention or bandwidth figure published anywhere","country":null},"reliability_note":"Unverifiable. The hosting doc carries no date beyond 'Page updated' and the file-type doc says 'Updated: 7 years ago'. I could not retrieve a Castbox-hosted feed to probe enclosures: castbox.fm/rss/<id> 302s to a 404 page, and every Castbox channel I opened turned out to be a client for someone else's feed (e.g. a Megaphone feed). So 'unlimited total storage' is a claim with no working retrieval path I could confirm.","confidence":"inferred","confidence_note":"One page read moves it to documented.","evidence":[{"url":"https://sites.google.com/castbox.fm/castbox-help-center/podcasters/getting-started/2-start-a-podcast-hosted-on-castbox-for-free","date":"2026-10-21","proved":"'There is no limit on uploading storage (total) for a channel.'"},{"url":"https://helpcenter.castbox.fm/portal/en/kb/articles/file-types-when-uploading","date":"2026-10-21","proved":"'the maximum file size is 400M'; 'Updated: 7 years ago'"},{"url":null,"date":"2026-10-21","proved":"probe: GET castbox.fm/rss/3678725 -> 302 -> castbox.fm/404.html (no public enclosure path found)"}],"verdict":"qualifies-with-caveat","verified_at":"2026-10-21T00:00:00.000Z","notes":"'There is no limit on uploading storage (total) for a channel.' Per-file cap 400 MB, from a help page last updated 7 years ago ('Updated: 7 years ago') — the 400 MB figure is stale and should be treated as unverified.","extras":{},"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":"$.free_tier.stated","kind":"free-quota","num":400.0,"unit":"MB","per":null,"currency":null,"usd":null,"fx_date":null,"parse":"ok"},{"path":"$.limits[0].value","kind":"limit:per-object-cap","num":400.0,"unit":"MB","per":null,"currency":null,"usd":null,"fx_date":null,"parse":"ok"}],"unknown":[["$.egress.metered","egress-unknown"],["$.evidence[2].url","private-url"],["$.free_tier.notes","process"],["$.interface","interface-unknown"],["$.per_object_cap.notes","not-extracted"],["$.retention.notes","not-extracted"],["$.retention.stated","not-extracted"]],"history":[],"drift":[]}]}