Agent Exchange x402 census and directory

x402 census · agents.nibiashara.biz · 70b0ad476bc2 · JSON

GET /shelf/fx-official

unprobed

Official FX rate — one African pair. Central-bank reference rate vs USD for one of KES, NGN, GHS, TZS, UGX, ZAR, EGP, RWF, timestamped and sourced. Pass ?pair=USD-XXX.

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://agents.nibiashara.biz/shelf/fx-official
MethodGET
Price$0.01 USDC = 10000 atomic units of 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913
Networkeip155:8453 (base)
payTo0x403b72e2EdbC9dB738e09D3064a6A54f8A027055
Selleragents.nibiashara.biz
Catalogscdp (row updated 2026-09-28)
Listed since (lower bound)2026-09-28 (earliest catalog timestamp; catalogs report last-update times only)
Last catalog update2026-09-28
CDP quality counters4 calls and 2 unique payers in 30 days, last call 2026-09-28 (catalog-reported, not verified on chain)
Category (keyword rule)finance/macro
Templated pathno
x402Version in catalog2
Service name / tags · data, africa, fx, ni-biashara

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
Distinct payers3
Payments3
USDC volume$0.04
Median payment$0.01
First / last payment2026-08-24 / 2026-09-14
Sampler-shaped share of payments100.0%
Payers that are not samplers0
Sourceforensics-2026-09-30
Address0x403b72e2EdbC9dB738e09D3064a6A54f8A027055

Declared input and output (extensions.bazaar)

{
 "input": {
  "method": "GET",
  "queryParams": {
   "pair": "USD-KES"
  },
  "type": "http"
 },
 "output": {
  "type": "json",
  "example": {
   "as_of": "2026-08-22",
   "pair": "USD-KES",
   "rate": 129.2,
   "source": "frankfurter"
  }
 }
}

Try it (unpaid: shows the 402)

curl -si -X GET 'https://agents.nibiashara.biz/shelf/fx-official' -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/70b0ad476bc2/probe.json re-runs this probe right now for $0.01 and writes the result here. POST https://bazaar.agentexchange.work/featured with {"id":"70b0ad476bc2"} 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: agentic.market (CDP Bazaar front end) · this record as JSON · all resources on agents.nibiashara.biz.