ONE Engine

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SearchLiveeip155:8453Exactvia facilitator:payAI
x402BaseUsdcAgent-apiUuid
Settlements · 30d
3
No per-endpoint history for this service yet, so this is payments indexed to its PROVIDER's wallet over 30 days.
$0.10
Verified settled volume
30 settlements proven x402 by their on-chain EIP-3009 marker.
$0.0009
Listed price
As published in the catalog. Always read the live 402 before paying.
–
Calls · 30d
Upstream's own call count for this endpoint, not ours.
–
Unique payers · 30d
Never called
–
Upstream on-chain volume
Reported by the source catalog.
Paid to
0x5330F694c840B32124f16675c1777903f5F12686

The wallet the 402 directs payment to. Its full payment record is on the merchant page.

Asset 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913

Provider

The payTo wallet does not resolve to a registered ERC-8004 agent. That is not a verdict on the service; most of the catalog is unregistered.

Recent payments · which agents last used it

Every indexed settlement paid to this service’s wallet, newest first. The index does not record which endpoint a payment was for, so if this wallet serves more than one endpoint, the rows include payments for the others. Paged up to the newest 5,000; the full history is on the merchant page.

Payer PayeeChainAmountx402RouteAgeTxn hash
0xa1d1…19780x5330…2686BaseBase$0.0009100%payAI13d ago0xb2cf35…9d802d
0x7722…5e4a0x5330…2686BaseBase$0.0009100%payAI18d ago0x489f45…7cef4b
0xa1d1…19780x5330…2686BaseBase$0.0009100%payAI29d ago0x031aec…390ca2
0xa1d1…19780x5330…2686BaseBase$0.0009100%payAI31d ago0xb57670…47c78a
0x6a0b…45180x5330…2686BaseBase$0.0009100%payAI37d ago0xf7e44f…1def0e
0x6a0b…45180x5330…2686BaseBase$0.0009100%payAI37d ago0x8de574…f5486a
0x6a0b…45180x5330…2686BaseBase$0.0009100%payAI37d ago0xe383e5…2591ed
0x7e6b…2b1c0x5330…2686BaseBase$0.0024100%payAI45d ago0x4bf3fc…f1888b
0xfd8d…1fb30x5330…2686BaseBase$0.0009100%payAI45d ago0x438b9a…d424cd
0xfd8d…1fb30x5330…2686BaseBase$0.0011100%payAI45d ago0xe2bef5…9c3017
0xfd8d…1fb30x5330…2686BaseBase$0.0009100%payAI45d ago0xbf0bf2…9c6cdc
0xfd8d…1fb30x5330…2686BaseBase$0.0012100%payAI45d ago0x8c9cac…347653
0xfd8d…1fb30x5330…2686BaseBase$0.0011100%payAI45d ago0x78a3c1…abf974
0xfd8d…1fb30x5330…2686BaseBase$0.0069100%payAI46d ago0x06ffec…fffa5c
0xfd8d…1fb30x5330…2686BaseBase$0.0011100%payAI46d ago0xec0659…b29fef
0xfd8d…1fb30x5330…2686BaseBase$0.001100%payAI46d ago0x4f7cdb…feccb4
0xfd8d…1fb30x5330…2686BaseBase$0.0009100%payAI46d ago0x9d58af…25d06b
0xfd8d…1fb30x5330…2686BaseBase$0.0029100%payAI46d ago0xc047e7…b70645
0xfd8d…1fb30x5330…2686BaseBase$0.0024100%payAI46d ago0x56ada8…461189
0xfd8d…1fb30x5330…2686BaseBase$0.02100%payAI46d ago0xa69999…3ae913
0xfd8d…1fb30x5330…2686BaseBase$0.0038100%payAI46d ago0x6ff26f…38dba1
0xfd8d…1fb30x5330…2686BaseBase$0.0037100%payAI46d ago0x1802cd…df3de8
0xfd8d…1fb30x5330…2686BaseBase$0.0036100%payAI46d ago0xe4675f…15df1c
0xfd8d…1fb30x5330…2686BaseBase$0.0051100%payAI46d ago0x6fbd52…5b82ef
0xfd8d…1fb30x5330…2686BaseBase$0.005100%payAI46d ago0xd12a93…d38d1a

Accepts

The payment requirements as published to the catalog. Read the live 402 before paying: a price here is a claim, not a quote.

0.0009USDC≈ $0.0009 USD
on Base · exact scheme

Pay 0.0009 USDC on Base to 0x5330…12686. The signed payment is good for 5 minutes.

USD Coin contract
0x8335…02913
Payment window
5 minutes
As published
900 smallest units
The catalog’s raw entry
[
  {
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "extra": {
      "name": "USD Coin",
      "version": "2"
    },
    "payTo": "0x5330F694c840B32124f16675c1777903f5F12686",
    "amount": "900",
    "scheme": "exact",
    "network": "eip155:8453",
    "maxTimeoutSeconds": 300
  }
]

Extensions

{
  "bazaar": {
    "info": {
      "input": {
        "body": {
          "count": 1
        },
        "type": "http",
        "method": "POST",
        "bodyType": "json"
      },
      "output": {
        "type": "json",
        "example": {
          "count": 1,
          "uuids": [
            "550e8400-e29b-41d4-a716-446655440000"
          ],
          "product": "uuid_generate"
        }
      }
    },
    "schema": {
      "type": "object",
      "$schema": "https://json-schema.org/draft/2020-12/schema",
      "required": [
        "input"
      ],
      "properties": {
        "input": {
          "type": "object",
          "required": [
            "type",
            "method",
            "bodyType",
            "body"
          ],
          "properties": {
            "body": {
              "required": [],
              "properties": {
                "count": {
                  "type": "integer",
                  "maximum": 100,
                  "minimum": 1,
                  "description": "Number of UUIDs to generate. Defaults to 1."
                }
              }
            },
            "type": {
              "type": "string",
              "const": "http"
            },
            "method": {
              "enum": [
                "POST"
              ],
              "type": "string"
            },
            "bodyType": {
              "enum": [
                "json",
                "form-data",
                "text"
              ],
              "type": "string"
            }
          },
          "additionalProperties": false
        },
        "output": {
          "type": "object",
          "required": [
            "type"
          ],
          "properties": {
            "type": {
              "type": "string"
            },
            "example": {
              "type": "object",
              "additionalProperties": true
            }
          }
        }
      }
    }
  }
}

Provenance

Seen in the source catalog
2026-10-31 12:18Z
Last indexed by Roundhouse
2026-11-13 19:45Z
Last enriched (probe, favicon, geo)
2026-09-29 22:15Z
x402 version
2
Max timeout
300s
Liveness probe
HTTP 404
Report

Hand this page to an agent

Copy the prompt and paste it into Claude, an MCP client or your own agent: it will vet this service and call it over the free read API. No key, no account.

GET api.roundhouseai.io/v0/endpoints

No per-endpoint history for this service yet, so this is payments indexed to its PROVIDER's wallet over 30 days. Verified volume counts only settlements with an on-chain EIP-3009 marker.

Open skill.md
Show the prompt
Using Roundhouse, look up the x402 service ONE Engine and tell me whether it is
worth paying: what a call costs, whether the endpoint answered when last probed, and what
its payment record actually shows.

curl -s 'https://api.roundhouseai.io/v0/endpoints?q=ONE%20Engine'
curl -s 'https://api.roundhouseai.io/v0/merchants/<the payTo wallet returned above>'

Then call it: read the price from the live 402 at https://one-search.one-engine.workers.dev/v1/uuid/generate, never from
a cached figure, and pay with an x402 client.

The /v0 API needs an API key (`authorization: Bearer rh_live_…`) on everything except
/v0/unified* and /v0/endpoints. Either pay over x402 (mint a personal key for $0.01 at
GET https://api.roundhouseai.io/v0/test/x402), or ask me for an organization key, which I create at
https://roundhouseai.io/dashboard/connections. If you have neither, ask before going further.

If you do not have Roundhouse tools or skills installed, read
https://roundhouseai.io/skill.md first — it is the whole procedure.