Hacker News Search

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SearchLiveeip155:8453Exactvia cdp
SearchHackernewsNewsTechDiscussion
Settlements · 30d
232↓ 33%
No per-endpoint history for this service yet, so this is payments indexed to its PROVIDER's wallet over 30 days.
$4.33
Verified settled volume
232 settlements proven x402 by their on-chain EIP-3009 marker.
$0.0010
Listed price
As published in the catalog. Always read the live 402 before paying.
1
Calls · 30d
Upstream's own call count for this endpoint, not ours.
1
Unique payers · 30d
Last called 2026-08-31 10:41Z
Upstream on-chain volume
Reported by the source catalog.
Paid to
0x9Cc774A8eD49d89cBA1A288F4a050B8F7FbA77EE

The wallet the 402 directs payment to. Its whole payment record — every payer, every chain — 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.

Accepts

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

0.001USDC≈ $0.001 USD
on Base · exact scheme

Pay 0.001 USDC on Base to 0x9Cc7…A77EE. The signed payment is good for 5 minutes.

USD Coin contract
0x8335…02913
Payment window
5 minutes
As published
1000 smallest units
The catalog’s raw entry
[
  {
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "extra": {
      "name": "USD Coin",
      "version": "2"
    },
    "payTo": "0x9Cc774A8eD49d89cBA1A288F4a050B8F7FbA77EE",
    "amount": "1000",
    "scheme": "exact",
    "network": "eip155:8453",
    "maxTimeoutSeconds": 300
  }
]

Extensions

{
  "bazaar": {
    "info": {
      "input": {
        "body": {
          "limit": 3,
          "query": "x402 protocol"
        },
        "type": "http",
        "method": "POST",
        "bodyType": "json"
      },
      "output": {
        "type": "json",
        "example": {
          "query": "x402 protocol",
          "results": [
            {
              "url": "https://example.com",
              "hnUrl": "https://news.ycombinator.com/item?id=1",
              "title": "Example story",
              "author": "someone",
              "points": 42,
              "comments": 7,
              "createdAt": "2026-08-01T00:00:00Z"
            }
          ],
          "totalHits": 54838
        }
      }
    },
    "tags": [
      "search",
      "hackernews",
      "news",
      "tech",
      "discussion"
    ],
    "schema": {
      "type": "object",
      "$schema": "https://json-schema.org/draft/2020-12/schema",
      "required": [
        "input",
        "output"
      ],
      "properties": {
        "input": {
          "type": "object",
          "required": [
            "type",
            "bodyType",
            "body",
            "method"
          ],
          "properties": {
            "body": {
              "type": "object",
              "required": [
                "query"
              ],
              "properties": {
                "sort": {
                  "enum": [
                    "relevance",
                    "recent"
                  ]
                },
                "limit": {
                  "type": "integer",
                  "default": 5,
                  "maximum": 20,
                  "minimum": 1
                },
                "query": {
                  "type": "string",
                  "maxLength": 300,
                  "minLength": 1
                }
              },
              "additionalProperties": false
            },
            "type": {
              "const": "http"
            },
            "method": {
              "enum": [
                "POST"
              ],
              "type": "string"
            },
            "bodyType": {
              "enum": [
                "json"
              ]
            }
          }
        },
        "output": {
          "type": "object",
          "required": [
            "type",
            "example"
          ],
          "properties": {
            "type": {
              "const": "json"
            },
            "example": {
              "type": "object",
              "required": [
                "query",
                "totalHits",
                "results"
              ],
              "properties": {
                "query": {
                  "type": "string"
                },
                "results": {
                  "type": "array",
                  "items": {
                    "type": "object",
                    "required": [
                      "title",
                      "hnUrl"
                    ],
                    "properties": {
                      "url": {
                        "type": "string"
                      },
                      "hnUrl": {
                        "type": "string"
                      },
                      "title": {
                        "type": "string"
                      },
                      "author": {
                        "type": "string"
                      },
                      "points": {
                        "type": "integer"
                      },
                      "comments": {
                        "type": "integer"
                      },
                      "createdAt": {
                        "type": "string"
                      }
                    }
                  }
                },
                "totalHits": {
                  "type": "integer"
                }
              }
            }
          }
        }
      }
    },
    "summary": "Search Hacker News stories and comments by relevance or recency.",
    "category": "Infra",
    "coverImage": "https://x402-echo-service.onrender.com/icon.png",
    "serviceName": "Hacker News Search"
  }
}

Provenance

Seen in the source catalog
2026-08-31 10:41Z
Last indexed by Roundhouse
2026-09-01 00:20Z
Last enriched (probe, favicon, geo)
2026-09-23 02:45Z
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 Hacker News Search 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=Hacker%20News%20Search'
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://x402-echo-service.onrender.com/search/hackernews, 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. Mint a personal key for $0.01 at GET https://api.roundhouseai.io/v0/test/x402,
or use an organization key from https://roundhouseai.io/dashboard/team.

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