x402 census · api.x402node.dev · d7d79cf843fd · JSON
GET /feed/discover
live
discover rss feed, find rss feed, rss autodiscovery, find atom feed, discover feeds from URL, rss feed finder, detect rss feed, rss feed discovery, atom feed discovery, website rss feeds, extract feed URLs, find subscribe URL. Discover RSS/Atom feed URLs declared by a website HTML link rel=alternate tags. Returns array of {url, type, title}. Use url param For AI agents subscribing to sites progra…
Verdict: live. The unpaid GET reached a valid 402. The live amount equals the catalog price.
Facts from the catalogs
| Field | Value |
|---|---|
| URL | https://api.x402node.dev/feed/discover |
| Method | GET |
| Price | $0.005 USDC = 5000 atomic units of 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 |
| Network | eip155:8453 (base); also accepts solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp |
| payTo | 0x4466d4A84b7c49a6A094ec6eef4a0712D6dd125e |
| Seller | api.x402node.dev |
| Catalogs | cdp (row updated 2026-09-20), payai (row updated 2026-07-19) |
| Listed since (lower bound) | 2026-07-19 (earliest catalog timestamp; catalogs report last-update times only) |
| Last catalog update | 2026-09-20 |
| CDP quality counters | 1 calls and 1 unique payers in 30 days, last call 2026-09-20 (catalog-reported, not verified on chain) |
| Category (keyword rule) | other/unknown |
| Templated path | no |
| x402Version in catalog | 2 |
| Service name / tags | none |
Unpaid probe (census of 2026-09-30)
| Field | Value |
|---|---|
| Probed at | 2026-09-30T23:37:07.683Z |
| HEAD | 400 |
| GET | 402 |
| Verdict | live live: valid 402 to an unpaid GET |
| 402 carried in | header |
| x402Version in the 402 | 2 |
| accepts[0] | {"scheme":"exact","network":"eip155:8453","amount":"5000","payTo":"0x4466d4A84b7c49a6A094ec6eef4a0712D6dd125e","asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","maxTimeoutSeconds":300,"extra":{"name":"USD Coin","version":"2"}} |
| Live amount equals catalog price | yes |
| Live payTo equals catalog payTo | yes |
| extensions.bazaar in the 402 | yes |
| PAYMENT-REQUIRED header | yes |
| WWW-Authenticate offer | none |
| Content type / server / CORS | application/json / n/a / none |
| Latency | 1,582 ms |
| Error | Payment required |
No hourly re-probe has reached this resource yet; the cron covers a rotating slice of 150 per hour.
On-chain facts for the payTo (public address)
| Field | Value |
|---|---|
| Distinct payers | 97 |
| Payments | 385 |
| USDC volume | $4.30 |
| Median payment | $0.005 |
| First / last payment | 2026-06-17 / 2026-09-30 |
| Sampler-shaped share of payments | 99.5% |
| Payers that are not samplers | 2 |
| Source | forensics-2026-09-30 |
| Address | 0x4466d4A84b7c49a6A094ec6eef4a0712D6dd125e |
Declared input and output (extensions.bazaar)
{
"input": {
"method": "GET",
"queryParams": {
"url": "string"
},
"type": "http"
}
}
Try it (unpaid: shows the 402)
curl -si -X GET 'https://api.x402node.dev/feed/discover' -H 'accept: application/json'
The catalog declares GET. A 402 answer carries the payment requirements in the JSON body and, for x402 v2, base64 in the PAYMENT-REQUIRED header. This page never sends a payment.
Paid checks (x402, USDC on Base)
GET https://bazaar.agentexchange.work/r/d7d79cf843fd/probe.json re-runs this probe right now for $0.01 and writes the result here. POST https://bazaar.agentexchange.work/featured with {"id":"d7d79cf843fd"} places this resource at the top of the report and search pages for 30 days for $1.00, labelled. Unpaid requests answer 402 with the terms. Pricing.
Catalog references: PayAI listing status · agentic.market (CDP Bazaar front end) · this record as JSON · all resources on api.x402node.dev.