x402 census · sellers · quartermaster.surewhynot.app · JSON
quartermaster.surewhynot.app live
quartermaster.surewhynot.app lists 43 x402 resources in cdp; 2 answered a valid 402 to an unpaid GET, 0 are dead; prices $0.001 to $0.05; on-chain 20 payers, 43 payments, $0.19 USDC; discovery files: llms, openapi.
Listed resources
43
GET 43
Valid 402
2 / 2
verdict live
Dead
0
none
Prices
$0.001–$0.05
median $0.002; networks base
Payers on record
20
43 payments, $0.19 USDC, last 2026-09-30
Sampler share
100.0%
payments from monitor/indexer-shaped wallets
Discovery files on the host (checked 2026-09-30)
| File | Status | Detail |
|---|---|---|
| /.well-known/x402 | absent (HTTP 200) | |
| /openapi.json | present | 50 paths, 0 operations with x-payment-info, 43 declare a 402 response |
| /llms.txt | present | 11,284 bytes, mentions x402 |
| /.well-known/agent-card.json | absent (HTTP 404) |
On-chain settlement facts (public payTo addresses)
20 distinct paying wallets, 43 payments, $0.19 USDC between 2026-07-13 and 2026-09-30; 100.0% of payments came from sampler-shaped wallets. Source: forensics-2026-09-30.
payTo: 0x5253666c40432f009ebd99908b9cd2a7fd1019cb
Resources (43)
| Resource | Price | Network | Verdict | Catalogs | Description |
|---|---|---|---|---|---|
| GET /v1/gas | $0.001 | base | live re-probed 2026-10-05 | cdp | Current Base gas prices and a simple-transfer cost estimate for transaction planning. |
| GET /v1/price | $0.001 | base | live re-probed 2026-10-05 | cdp | USD price for major tokens by symbol or any Base ERC-20 by contract address, with source … |
| GET /v1/dns | $0.001 | base | live re-probed 2026-10-05 | cdp | Resolve DNS records using DNS-over-HTTPS and return structured JSON for infrastructure, s… |
| GET /v1/translate | $0.005 | base | live re-probed 2026-10-05 | cdp | AI translation of text into any target language; source language auto-detected. |
| GET /v1/summarize | $0.01 | base | live re-probed 2026-10-05 | cdp | AI summary of any public webpage: fetches the URL, extracts readable content, and returns… |
| GET /v1/random | $0.001 | base | live re-probed 2026-10-05 | cdp | Cryptographically-secure random integers in a chosen range (CSPRNG, rejection-sampled to … |
| GET /v1/x402/inspect | $0.002 | base | live re-probed 2026-10-05 | cdp | Inspect and lint any x402 paid endpoint: decodes the 402 payment challenge, names the net… |
| GET /v1/extract | $0.005 | base | live re-probed 2026-10-05 | cdp | Extract clean readable text and metadata from a public webpage and return structured JSON… |
| GET /v1/x402/audit-pro | $0.05 | base | live re-probed 2026-10-05 | cdp | Deep x402 audit: the full endpoint audit plus a live probe for rail coverage (Base/Solana… |
| GET /v1/x402-audit | $0.01 | base | live re-probed 2026-10-05 | cdp | Full x402 endpoint audit: verifies the 402 challenge, payment fields, Bazaar discovery me… |
| GET /v1/classify | $0.002 | base | live re-probed 2026-10-05 | cdp | Zero-shot text classification into caller-supplied labels; the result is validated back i… |
| GET /v1/balance | $0.001 | base | live re-probed 2026-10-05 | cdp | Check ETH and USDC (or any ERC-20) balance of an address on Base — pre-flight funding che… |
| GET /v1/tx | $0.002 | base | live re-probed 2026-10-05 | cdp | Check the status of a Base transaction: success/reverted/pending, confirmations, gas used… |
| GET /v1/unshorten | $0.002 | base | live re-probed 2026-10-05 | cdp | Expand a shortened or redirecting URL: follows the redirect chain server-side and returns… |
| GET /v1/tldr | $0.005 | base | live re-probed 2026-10-05 | cdp | AI TL;DR of raw text passed in directly (not a URL): short, medium, or long. The text-in … |
| GET /v1/regex | $0.001 | base | live re-probed 2026-10-05 | cdp | Test a regular expression against text and return every match with numbered and named cap… |
| GET /v1/pick | $0.001 | base | live re-probed 2026-10-05 | cdp | Pick one or several options at random from a caller-supplied list (CSPRNG), optionally wi… |
| GET /v1/http-check | $0.001 | base | live re-probed 2026-10-05 | cdp | Liveness/latency pre-flight for a URL: is it up, HTTP status and class, response latency … |
| GET /v1/describe-image | $0.005 | base | live re-probed 2026-10-05 | cdp | AI vision: describe any public image, including visible text (OCR-lite). |
| GET /v1/deep-read | $0.05 | base | live re-probed 2026-10-05 | cdp | AI Deep Read: fetches up to five pages, reads them, and synthesizes a sourced answer to y… |
| GET /v1/x402/scout | $0.05 | base | live re-probed 2026-10-05 | cdp | Bazaar Scout: searches the Coinbase Bazaar for a capability, live-probes the top candidat… |
| GET /v1/base/wallet-report | $0.04 | base | live re-probed 2026-10-05 | cdp | One-call Base wallet profile: USDC balance, recent USDC transfers in/out, EOA-vs-contract… |
| GET /v1/text-stats | $0.001 | base | live re-probed 2026-10-05 | cdp | Word, sentence, and paragraph counts, reading time, and readability score for text. |
| GET /v1/jwt-decode | $0.001 | base | live re-probed 2026-10-05 | cdp | Decode a JWT header and payload (signature not verified). |
| GET /v1/base/contract | $0.001 | base | live re-probed 2026-10-05 | cdp | Determine whether a Base address is a contract or an externally-owned account. |
| GET /v1/base/allowance | $0.001 | base | live re-probed 2026-10-05 | cdp | Check an ERC-20 spending allowance on Base; flags unlimited approvals. |
| GET /v1/base/token-info | $0.001 | base | live re-probed 2026-10-05 | cdp | ERC-20 name, symbol, decimals, and total supply for a token on Base. |
| GET /v1/receipt | $0.002 | base | live re-probed 2026-10-05 | cdp | Formatted settlement receipt for any Base transaction hash or Solana signature: timestamp… |
| GET /v1/basename | $0.001 | base | live re-probed 2026-10-05 | cdp | Resolve Basenames (.base.eth) to wallet addresses on Base. |
| GET /v1/x402/discover | $0.001 | base | live re-probed 2026-10-05 | cdp | Search the Coinbase x402 Bazaar for paid resources by natural-language query. |
| GET /v1/payment-proof | $0.003 | base | live re-probed 2026-10-05 | cdp | Verify an x402 settlement on Base OR Solana: pass a 0x transaction hash or a base58 signa… |
| GET /v1/moderate | $0.002 | base | live re-probed 2026-10-05 | cdp | Content-safety classification (Llama Guard): safe/unsafe plus category codes. |
| GET /v1/embed | $0.002 | base | live re-probed 2026-10-05 | cdp | Text embeddings for semantic search and RAG: one vector per call, 1024 dimensions. |
| GET /v1/meta | $0.002 | base | live re-probed 2026-10-05 | cdp | Get structured metadata for a public webpage: title, description, canonical URL, Open Gra… |
| GET /v1/route | $0.03 | base | live re-probed 2026-10-05 | cdp | The x402 Router: send a plain-English goal in q (e.g. 'audit https://api.example.com/paid… |
| GET /v1/diff | $0.001 | base | live re-probed 2026-10-06 | cdp | Compact line-level diff between two texts. |
| GET /v1/x402/simulate | $0.003 | base | live re-probed 2026-10-07 | cdp | Pre-flight an x402 payment: decode the endpoint's challenge, report the cost on every rai… |
| GET /v1/tx-decode | $0.003 | base | live re-probed 2026-10-07 | cdp | Decode a Base transaction's calldata into a human-readable function call and arguments — … |
| GET /v1/holiday | $0.001 | base | live re-probed 2026-10-07 | cdp | Is a date a public holiday in a country (2-letter ISO code)? Returns the holiday name, it… |
| GET /v1/x402/merchant | $0.001 | base | live re-probed 2026-10-07 | cdp | Look up all x402 Bazaar resources listed under a merchant payTo wallet. |
| GET /v1/settlement-assurance | $0.03 | base | unprobed | cdp | Settlement assurance for a completed x402 payment on Base or Solana: confirm the transact… |
| GET /v1/extract-json | $0.005 | base | unprobed | cdp | Structured extraction: give a JSON Schema plus a URL or raw text, get back JSON matching … |
| GET /v1/base64 | $0.001 | base | unprobed | cdp | Base64 encode or decode a string. |
Counting the latest re-probes of the first 40 resources, 40 answer a valid 402 now. Catalog rows: cdp 43. Listed since at least 2026-09-18; last catalog update 2026-09-30. CDP counters: 92 calls, 81 payer-rows in 30 days (catalog-reported).
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Paid report (x402)
GET https://bazaar.agentexchange.work/seller/quartermaster.surewhynot.app/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.