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CodePulse API - Web Archive History Lookup
x402
CodePulse API - Web Archive History Lookup is a paid API for AI agents from codepulse-api.hahavoid0.workers.dev, paid per call via x402, $0.001/call, status unknown (last checked 2026-09-15, last successful call 2026-08-04).
Retrieves the earliest or most relevant Wayback Machine snapshot URL and timestamp for a given web page
Price / call$0.001
Success100%
StatusUnknown
How this service works
Queries historical website snapshots from the free Archive.org API.
Output
Returns a JSON object with availability (boolean), the archive timestamp (e.g. '20061205213202'), a direct Wayback Machine snapshot URL, confidence level, warnings, and a disclaimer. Indicates whether the URL is supported for lookup and when the data was last updated.
Example use cases
Example prompt
“Can you check if example.com has ever been captured by the Wayback Machine and give me the earliest snapshot URL and timestamp you can find?”
Technical details
Endpoint
POSThttps://codepulse-api.hahavoid0.workers.dev/web/historyWhen to prefer
Use this endpoint when you need to quickly retrieve the earliest or most notable Wayback Machine snapshot for a specific URL without managing API keys. Ideal for AI agents that need to verify historical web presence, find archived versions of pages, or confirm when a domain was first crawled. Priced at $0.001 USDC per call via x402 on Base, making it cost-effective for occasional lookups.
Side effects
- URL not found in Wayback Machine archive — returns available: false
- Unsupported URL format — returns supported: false
- Malformed or missing URL input — likely 4xx error
- Service timeout or upstream Wayback Machine unavailability — 5xx or delayed response
- Payment not received or insufficient USDC — 402 Payment Required
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| inputrequired | object | |
| output | object |
Output
Schema · Response
{
"type": "json",
"example": {
"result": {
"available": true,
"timestamp": "20061205213202",
"snapshot_url": "https://web.archive.org/web/20061205213202/http://example.com:80/"
},
"warnings": [],
"supported": true,
"confidence": "high",
"data_as_of": "2026-06",
"disclaimer": "Informational support only. Not legal, tax, medical, veterinary, or financial advice. Verify with the cited official source or a qualified professional before acting."
}
}Tags
x402
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Zero review prompt (fires after every successful call)
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