Index onlineMerchant portal
Api Endpoint

project-api-gamma-sable.vercel.app

Europe PMC life-sci article search (slim JSON + uiLink; OA IDs) — $0.01 USDC on Base

Open interactive test console

Offering

Provider
project-api-gamma-sable.vercel.app
Method
GET
Offering type
Api Endpoint
Transport type
http
Category
Blockchain And Crypto
Delivery
Not provided
Pricing model
Not provided
x402 version
2

Endpoint context

URL
https://project-api-gamma-sable.vercel.app/paid/europepmc/search
MIME type
application/json
First seen
2026-10-16T03:22:56.707Z
Last seen
Tags
Search, Utility

Website

Payment pricing

x402 payment terms are the authoritative price for calling this endpoint.

Payment option 1
0.01 USDC
Atomic price: 10000 · Network: eip155:8453 · Asset: USDC · Scheme: exact
Raw x402 terms
[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "10000",
    "payTo": "0x18b170f3Eb904B80fcF90AD9dcc2fC0EE45cD872"
  }
]

Observed health

Status
Healthy
Latest latency
50 ms
Average latency
1501 ms
HTTP status
402
Last checked
Reachability
100% over 14 checks

Latency is measured to the first response headers. A reachable result does not verify response accuracy or merchant identity.

Input schema

{
  "type": "object",
  "properties": {
    "type": {
      "type": "string",
      "const": "http"
    },
    "method": {
      "type": "string",
      "enum": [
        "GET"
      ]
    },
    "queryParams": {
      "type": "object",
      "properties": {
        "query": {
          "type": "string",
          "description": "Search / SPARQL query"
        },
        "q": {
          "type": "string",
          "description": "Free-text query"
        },
        "term": {
          "type": "string",
          "description": "Search term"
        },
        "pageSize": {
          "type": "string",
          "description": "Query param: pageSize"
        },
        "limit": {
          "type": "string",
          "description": "Max results"
        },
        "cursorMark": {
          "type": "string",
          "description": "Query param: cursorMark"
        },
        "cursor": {
          "type": "string",
          "description": "Query param: cursor"
        },
        "resultType": {
          "type": "string",
          "description": "Query param: resultType"
        }
      },
      "required": [
        "query"
      ]
    }
  },
  "required": [
    "type",
    "method"
  ],
  "additionalProperties": false
}

Output schema

{
  "type": "object",
  "properties": {
    "type": {
      "type": "string"
    },
    "example": {
      "type": "object"
    }
  },
  "required": [
    "type"
  ]
}