Agent Exchange x402 census and directory

x402 census · underground.substratesymposium.com · edde820db6ea · JSON

GET /buy/echeveria

unprobed

Echeveria (Rosette) — Recursive-reframing prompt template. Structured as 5-6 tightening concentric passes on a single problem. Input: your current dilemma or stuck-point. Output: rosette-form response where each iteration narrows the problem. Use when analysis has spiraled and needs geometric containment. Best for: mid-task pattern-recognition failures where each reconsideration reveals a tighter…

Verdict: not verified by an unpaid GET. not probed yet. This says nothing about whether the route works when called as declared.

Facts from the catalogs

FieldValue
URLhttps://underground.substratesymposium.com/buy/echeveria
MethodGET
Price$0.01 USDC = 10000 atomic units of EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v
Networksolana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp (solana)
payTo5HK2dGaaquDWFnYWaWhMzMYtbcDsqeq5biJ2PMtX1tkN
Sellerunderground.substratesymposium.com
Catalogspayai (row updated 2026-09-30)
Listed since (lower bound)2026-09-30 (earliest catalog timestamp; catalogs report last-update times only)
Last catalog update2026-09-30
CDP quality countersnot in the CDP catalog
Category (keyword rule)research/reports
Templated pathno
x402Version in catalog2
Service name / tagsnone

Unpaid probe (census of )

FieldValue
Probenot probed in this build

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)

FieldValue
Settlement historyunresolved: non-EVM payTo; only Base is covered

Declared input and output (extensions.bazaar)

{
 "input": {
  "type": "http",
  "method": "GET",
  "queryParams": {}
 },
 "output": {
  "type": "json",
  "example_truncated": true,
  "chars": 531
 }
}

Try it (unpaid: shows the 402)

curl -si -X GET 'https://underground.substratesymposium.com/buy/echeveria' -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/edde820db6ea/probe.json re-runs this probe right now for $0.01 and writes the result here. POST https://bazaar.agentexchange.work/featured with {"id":"edde820db6ea"} 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 · this record as JSON · all resources on underground.substratesymposium.com.