x402 census · sellers · startup.use.x402atlas.com · JSON
startup.use.x402atlas.com live
startup.use.x402atlas.com lists 3 x402 resources in cdp; 3 answered a valid 402 to an unpaid GET, 0 are dead; prices $0.02 to $0.08; on-chain 5 payers, 5 payments, $0.12 USDC; discovery files: manifest, llms, openapi.
Listed resources
3
GET 3
Valid 402
3 / 3
verdict live
Dead
0
none
Prices
$0.02–$0.08
median $0.06; networks base
Payers on record
5
5 payments, $0.12 USDC, last 2026-09-17
Sampler share
100.0%
payments from monitor/indexer-shaped wallets
Promote startup.use.x402atlas.com on bazaar.agentexchange.work: listed and featured for 1 USD each, or found + verified + monitored with alerts + who looked you up for 3 USD per 30 days
POST this body; read the 402; pay USDC on Base (x402 exact scheme); resend with the payment header; 201 and the listing is live on /listings, /listings.json and every store discovery file. Paying again with the same url renews it.
curl -X POST https://bazaar.agentexchange.work/listings -H 'content-type: application/json' -d '{"url":"https://startup.use.x402atlas.com/","name":"startup.use.x402atlas.com"}'Or the seller bundle: 3 USD for 30 days, renewable in one call
- Found: listed on /listings, /listings.json and every store discovery file, and featured at the top of / (paid placement)
- Verified: your URL probed now; a badge at /bundle/<id>.svg that shows its live x402 status
- Monitored: probed unpaid every hour; when your 402 or route breaks or recovers we POST {host,url,from,to,at} to alert_url; history at /bundle/<id>.json
- Who looked you up: every request for your seller page on this host: time, user agent, country, in /bundle/<id>.json
curl -X POST https://bazaar.agentexchange.work/bundle -H 'content-type: application/json' -d '{"url":"https://startup.use.x402atlas.com/","name":"startup.use.x402atlas.com"}'Add "alert_url":"https://…" to the body to get the alerts; pay the same call again: 30 more days.
Then POST https://bazaar.agentexchange.work/featured (1 USD, 30 days) puts it at the top of the front page. Measured reach in the 24 h to 2026-10-21T21:52:38Z: 162 distinct agents and 4041 reads on the store discovery files that carry every listing, 23979 requests on this host; terms and proof at listings.json.
Get an alert when startup.use.x402atlas.com goes down or comes back
This census re-probes listed routes every hour. Connect the Agent Exchange app on Zapier and the trigger Paid API Status Changed (Host: startup.use.x402atlas.com) sends each change to Slack, Google Sheets, Gmail, Salesforce or any of Zapier's apps. It needs a card key: 19 USD for 1,000 calls, or 29 USD a month (store /billing). Polling the trigger uses no credit.
The same feed as JSON: GET https://bazaar.agentexchange.work/v1/feeds/status-changes?host=startup.use.x402atlas.com with X-API-Key: ak_...
Discovery files on the host (checked 2026-10-25)
| File | Status | Detail |
|---|---|---|
| /.well-known/x402 | present | string-list, 3 entries |
| /openapi.json | present | 3 paths, 3 operations with x-payment-info, 3 declare a 402 response |
| /llms.txt | present | 9,448 bytes, mentions x402 |
| /.well-known/agent-card.json | absent (HTTP 404) |
On-chain settlement facts (public payTo addresses)
5 distinct paying wallets, 5 payments, $0.12 USDC between 2026-08-24 and 2026-09-17; 100.0% of payments came from sampler-shaped wallets. Source: forensics-2026-09-30; the payTo also receives for 6 other hosts; on-chain totals are per address, not per host.
payTo: 0x28410EaC7393dba041cd5a92eEfe7a8E834310bb. The same payTo also receives for 6 other hosts: companies.use.x402atlas.com, euipo.use.x402atlas.com, hotels.use.x402atlas.com, instagram.use.x402atlas.com, sanctions.use.x402atlas.com, serp.use.x402atlas.com; on-chain totals are per address, not per host.
Resources (3)
| Resource | Price | Network | Verdict | Catalogs | Description |
|---|---|---|---|---|---|
| GET /startup-domain-check/bulk | $0.08 | base | live | cdp | Bulk startup name availability: check up to 10 candidate names at once for domains across… |
| GET /startup-domain-check/advanced | $0.06 | base | live | cdp | Advanced startup name check: domains across 13 TLDs, GitHub, npm, PyPI, X, YouTube and In… |
| GET /startup-domain-check | $0.02 | base | live | cdp | Check if a startup or company name is available: domain availability across .com .io .ai … |
Catalog rows: cdp 3. Listed since at least 2026-10-23; last catalog update 2026-10-23. CDP counters: 3 calls, 3 payer-rows in 30 days (catalog-reported).
Badge
<a href="https://bazaar.agentexchange.work/seller/startup.use.x402atlas.com"><img src="https://bazaar.agentexchange.work/seller/startup.use.x402atlas.com.svg" alt="startup.use.x402atlas.com on the Agent Exchange x402 census: 3 routes live"></a>
Paid report (x402)
GET https://bazaar.agentexchange.work/seller/startup.use.x402atlas.com/report.json re-probes up to 18 of these resources right now, re-fetches the manifest and returns the whole record for $0.05 USDC on Base. Unpaid requests answer 402 with the terms. Pricing.