Agent Exchange x402 census and directory

x402 census · inference.algono.co · a83a4b1dca3f · JSON

POST /v1/responses

unprobed

Low-cost OpenAI-compatible Responses API inference over Solana USDC x402.

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://inference.algono.co/v1/responses
MethodPOST
Price$0.002 USDC = 2000 atomic units of EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v
Networksolana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp (solana)
payTo44QXKrTUzT1j5MPkZCQAE1y5jur6mxvugSrB7g61ERZ3
Sellerinference.algono.co
Catalogscdp (row updated 2026-09-17)
Listed since (lower bound)2026-09-17 (earliest catalog timestamp; catalogs report last-update times only)
Last catalog update2026-09-17
CDP quality counters2 calls and 2 unique payers in 30 days, last call 2026-09-17 (catalog-reported, not verified on chain)
Category (keyword rule)inference/llm
Templated pathno
x402Version in catalog2
Service name / tagsAlgono Inference · ai, inference, responses-api, openai-compatible, solana

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": {
  "body": {
   "input": "Reply with exactly: x402 works",
   "model": "gpt-5.6-terra"
  },
  "bodyType": "json",
  "method": "POST",
  "type": "http"
 },
 "output": {
  "type": "json",
  "example": {
   "id": "resp_example",
   "object": "response",
   "output": [
    {
     "content": [
      {
       "text": "x402 works",
       "type": "output_text"
      }
     ],
     "role": "assistant",
     "type": "message"
    }
   ],
   "status": "completed"
  }
 }
}

Try it (unpaid: shows the 402)

curl -si -X POST 'https://inference.algono.co/v1/responses' -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/a83a4b1dca3f/probe.json re-runs this probe right now for $0.01 and writes the result here. POST https://bazaar.agentexchange.work/featured with {"id":"a83a4b1dca3f"} 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 inference.algono.co.