Agent Exchange x402 census and directory

x402 census · rtt.phoenix-ai.work · 76466f26bc16 · JSON

POST /api/v1/classify

unprobed

Silicon DNA agent identity classification. Analyzes TLS fingerprint, timing jitter, behavioral entropy to classify as HUMAN, LEGIT_AGENT, or MALICIOUS_BOT. Physical-layer NIC fingerprinting.

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://rtt.phoenix-ai.work/api/v1/classify
MethodPOST
Price$0.01 USDC = 10000 atomic units of 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913
Networkeip155:8453 (base); also accepts hedera:testnet
payTo0xbb967F16C7f3e9B4c1626680684445d41dBE44Ab
Sellerrtt.phoenix-ai.work
Catalogscdp (row updated 2026-09-15)
Listed since (lower bound)2026-09-15 (earliest catalog timestamp; catalogs report last-update times only)
Last catalog update2026-09-15
CDP quality counters1 calls and 1 unique payers in 30 days, last call 2026-09-15 (catalog-reported, not verified on chain)
Category (keyword rule)agent-services
Templated pathno
x402Version in catalog2
Service name / tagsSilicon DNA Classifier · identity, bot-detection, sybil, nic-fingerprint

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 payers1
Payments1
USDC volume$0.01
Median payment$0.01
First / last payment2026-09-14 / 2026-09-14
Sampler-shaped share of payments100.0%
Payers that are not samplers0
Sourceforensics-2026-09-30
Address0xbb967F16C7f3e9B4c1626680684445d41dBE44Ab

Declared input and output (extensions.bazaar)

{
 "input": {
  "body": {
   "headers": {
    "user-agent": "Mozilla/5.0"
   },
   "ip": "1.2.3.4"
  },
  "bodyType": "json",
  "method": "POST",
  "type": "http"
 },
 "output": {
  "type": "json",
  "example": {
   "confidence": 0.92,
   "signals": {
    "entropy": 3.2,
    "jitter": "natural",
    "tls_fp": "chrome"
   },
   "verdict": "LEGIT_AGENT"
  }
 }
}

Try it (unpaid: shows the 402)

curl -si -X POST 'https://rtt.phoenix-ai.work/api/v1/classify' -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/76466f26bc16/probe.json re-runs this probe right now for $0.01 and writes the result here. POST https://bazaar.agentexchange.work/featured with {"id":"76466f26bc16"} 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 rtt.phoenix-ai.work.