Agent Exchange x402 census and directory

x402 census · img402.dev · fdb5a0914239 · JSON

POST /api/upload

unprobed

Upload an image with payment and get a public URL. Accepts multipart form-data (field 'image') or JSON {"file": "<base64>"}. 10MB max, permanent hosting (no expiration). PNG, JPEG, GIF, WebP.

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://img402.dev/api/upload
MethodPOST
Price$0.01 USDC = 10000 atomic units of 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913
Networkeip155:8453 (base); also accepts solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp
payTo0x77f3c9bCb898Ad1d30e9a336E2cC3108d88D6c09
Sellerimg402.dev
Catalogscdp (row updated 2026-09-08)
Listed since (lower bound)2026-09-08 (earliest catalog timestamp; catalogs report last-update times only)
Last catalog update2026-09-08
CDP quality counters3 calls and 2 unique payers in 30 days, last call 2026-09-08 (catalog-reported, not verified on chain)
Category (keyword rule)dev-tools/utilities
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
Distinct payers3
Payments4
USDC volume$0.04
Median payment$0.01
First / last payment2026-05-30 / 2026-08-22
Sampler-shaped share of payments100.0%
Payers that are not samplers0
Sourceforensics-2026-09-30
Address0x77f3c9bCb898Ad1d30e9a336E2cC3108d88D6c09

Declared input and output (extensions.bazaar)

{
 "input": {
  "body": {
   "file": "<base64-encoded-image>"
  },
  "bodyType": "json",
  "method": "POST",
  "type": "http"
 },
 "output": {
  "type": "json",
  "example": {
   "contentType": "image/png",
   "expiresAt": null,
   "id": "abc123",
   "sizeBytes": 12345,
   "url": "https://i.img402.dev/abc123.png"
  }
 }
}

Try it (unpaid: shows the 402)

curl -si -X POST 'https://img402.dev/api/upload' -H 'accept: application/json' -H 'content-type: application/json' --data '{}'

The catalog declares POST. 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/fdb5a0914239/probe.json re-runs this probe right now for $0.01 and writes the result here. POST https://bazaar.agentexchange.work/featured with {"id":"fdb5a0914239"} 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 img402.dev.