Solana account rent as raw storage

Free allowance: No free tier — storage is a refundable rent-exempt deposit: 10 MiB account costs 53,268,311,040 lamports (~53.27 SOL) to create, reclaimed only on close.
Verdict: fails: quotathe free allowance is too small to matter
Cost: no price stated
Identity: email?placeholder, not evidence; card unknown, phone unknown
Binding limit: noneno named constraint binds
Evidence: reported3 sources; a third party said so
Freshness: stale on 2026-11-05checked 2026-10-21 (inherited); stale on 2026-11-05

Free tier	No free tier — storage is a refundable rent-exempt deposit: 10 MiB account costs 53,268,311,040 lamports (~53.27 SOL) to create, reclaimed only on close. unit mixed; metered on stored-bytes
Price	none stated
Identity	email (placeholder) not published
Egress	Free reads via RPC while the account exists; all RPC providers rate-limit or block bulk account-data reads.
Per-object cap	not stated
Retention	not stated
Interface	rest rest
Tooling	Solana JSON-RPC (getMinimumBalanceForRentExemption, getAccountInfo), solana-sdk, Anchor. Wrapper examples exist but nothing production-grade for bulk file storage.
Composes with	Cost scales linearly with bytes at ~5 SOL/MiB; 1 TiB would need ~5.3 million SOL of locked capital. Sharding across wallets does not reduce the deposit.
Parsed numbers	has-free-tier 0

Evidence 3

date	source	what it proved
2026-10-21	source not published	probe: POST solana-rpc.publicnode.com getMinimumBalanceForRentExemption([10485760]) -> result 53268311040 lamports for a 10 MiB account
2026-10-21	solana.com/docs/core/accounts/account-structure	'Accounts must hold a minimum lamport balance proportional to their data size to stay onchain'
2026-10-21	solana.com/developers/cookbook/accounts/calculate-rent	rent is reclaimable in full when the account is closed

More fields 2

unit note	free_tier.unit is 'mixed' because the headline is denominated in MiB or KiB, which the schema enum does not carry; the verbatim free_tier.stated keeps the true unit.
dead end	`{"failure_class": "paid","why": "No free tier — storage is a refundable rent-exempt deposit: 10 MiB account costs 53,268,311,040 lamports (~53.27 SOL) to create, reclaimed only on close.","retry_when": null,"first_recorded": "2026-10-21"}`

Unknown values 4

per object cap notes: the field may be stated in a source that was not read
per object cap stated: the field may be stated in a source that was not read
retention notes: the field may be stated in a source that was not read
retention stated: the field may be stated in a source that was not read