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Wayback Machine — Save Page Now 2 (capture API)

web.archive.org/saveAcademicstorage/wayback-machine-save-page-now-2JSON compare report an error provider JSON

Free allowance: No storage quota; Retention is effectively permanent.
Verdict: fails: quotathe free allowance is too small to matter
Cost: free tier
Identity: anonymous?placeholder, not evidence; card unknown, phone unknown
Binding limit: per-object-capper-object at 2GB
Evidence: reported4 sources; a third party said so
Freshness: stale on 2026-11-05checked 2026-10-21 (inherited); stale on 2026-11-05

Free tier	No storage quota; Retention is effectively permanent. unit mixed; metered on stored-bytes
Price	none stated
Limits	per-object-cap (binding) per-object at 2GB source 2GB max resource; 10s connect timeout; 50s capture / 2m total; 12 concurrent captures (authenticated), 6 anonymous; 10 captures per URL per day; redirects max 3; robots-blocked URLs rejected; delay_wb_availability=1 defers visibility ~12h.
Identity	anonymous (inferred, not read) not published
Egress	Free, via web.archive.org replay with Range support
Per-object cap	per-object at 2GB (2000000000 bytes)
Retention	No storage quota; Retention is effectively permanent
Interface	rest rest
Tooling	SPN2 REST API (POST https://web.archive.org/save, job_id polling); wrappers palewire/savepagenow, akamhy/waybackpy, overcast07/wayback-machine-spn-scripts
Composes with	In practice bounded by concurrency (12 concurrent authenticated).
Reliability	Live probe now returns 401 'You need to be logged in to use Save Page Now' for anonymous POST, so the 4k/day anonymous allowance in the 2022 spec is stale; the plain GET /save/<url> path returned 429 on first try.
Parsed numbers	has-free-tier 1 per-object-cap 2 GB

Evidence 4

date	source	what it proved
2026-10-21	gist.github.com/regstuff/82e690db2f1d91ba59f6681c1abad6cf	'Max resource size = 2GB', 'Max captures per day for authenticated users = 100k', 'Max concurrent captures = 12'
2026-10-21	web.archive.org/save	probe: POST (anonymous, Accept: application/json) -> HTTP 401 {"message":"You need to be logged in to use Save Page Now."}
2026-10-21	web.archive.org/save/https://example.com/	probe: GET -> HTTP 429 TOO MANY REQUESTS
2026-10-21	archive.org/post/1103865	(snapshot 2023-11-06) — 'no more than 15 per minute ... we will block Save Page Now requests from your IP number for one day'

More fields 1

dead end	`{"failure_class": "retention","why": "No storage quota; Retention is effectively permanent.","retry_when": null,"first_recorded": "2026-10-21"}`

Unknown values 2

per object cap notes: 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