Api Endpoint

x402.ochinimus.app

Use when an agent needs the paper behind a DOI. Returns title, year, authors, venue, citation count, open-access URL and the abstract where OpenAlex holds it (CC0 data). Send the slash of the DOI as %2F in the path.

Open interactive test console

Offering

Provider: x402.ochinimus.app
Method: GET
Offering type: Api Endpoint
Transport type: http
Category: Science And Education
Delivery: Not provided
Pricing model: Not provided
x402 version: 2

Endpoint context

URL: https://x402.ochinimus.app/api/paper/%7Bdoi%7D
MIME type: Not provided
First seen: 2026-10-16T02:10:54.604Z
Last seen: 2026-10-27T23:38:28.951Z
Tags: None supplied

Website

Payment pricing

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

Payment option 1: 0.005 USDC
Atomic price: 5000 · Network: solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp · Asset: USDC · Scheme: exact
Payment option 2: 0.005 USDC
Atomic price: 5000 · Network: eip155:8453 · Asset: USDC · Scheme: exact
Payment option 3: 0.005 USDC
Atomic price: 5000 · Network: eip155:137 · Asset: USDC · Scheme: exact
Payment option 4: 0.005 USDC
Atomic price: 5000 · Network: eip155:42161 · Asset: USDC · Scheme: exact
Payment option 5: 5000 atomic units
Atomic price: 5000 · Network: eip155:5042 · Asset: 0x3600000000000000000000000000000000000000 · Scheme: exact
Payment option 6: 0.0025 USDC
Atomic price: 2500 · Network: eip155:8453 · Asset: USDC · Scheme: batch-settlement
Payment option 7: 0.0025 USDC
Atomic price: 2500 · Network: eip155:137 · Asset: USDC · Scheme: batch-settlement
Payment option 8: 0.0025 USDC
Atomic price: 2500 · Network: eip155:42161 · Asset: USDC · Scheme: batch-settlement
Payment option 9: 0.0025 USDC
Atomic price: 2500 · Network: eip155:8453 · Asset: USDC · Scheme: exact
Payment option 10: 0.0025 USDC
Atomic price: 2500 · Network: eip155:137 · Asset: USDC · Scheme: exact
Payment option 11: 0.0025 USDC
Atomic price: 2500 · Network: eip155:42161 · Asset: USDC · Scheme: exact
Payment option 12: 2500 atomic units
Atomic price: 2500 · Network: eip155:5042 · Asset: 0x3600000000000000000000000000000000000000 · Scheme: exact
Payment option 13: 0.005 USDC
Atomic price: 5000 · Network: eip155:10 · Asset: USDC · Scheme: exact
Payment option 14: 0.005 USDC
Atomic price: 5000 · Network: eip155:143 · Asset: USDC · Scheme: exact
Payment option 15: 0.005 USDC
Atomic price: 5000 · Network: eip155:43114 · Asset: USDC · Scheme: exact

Raw x402 terms

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Observed health

Status: Reachable
Latest latency: 407 ms
Average latency: 1343 ms
HTTP status: 400
Last checked: 2026-11-02T15:01:13.454Z
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": "http",
  "queryParams": {},
  "method": "GET",
  "pathParams": {
    "doi": "%7Bdoi%7D"
  }
}

Output schema

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "type": "object",
  "properties": {
    "input": {
      "type": "object",
      "properties": {
        "type": {
          "type": "string",
          "const": "http"
        },
        "method": {
          "type": "string",
          "enum": [
            "GET"
          ]
        },
        "queryParams": {
          "type": "object",
          "properties": {},
          "required": []
        },
        "pathParams": {
          "type": "object",
          "properties": {
            "doi": {
              "type": "string",
              "description": "a DOI such as 10.1038/nature14539, its slash sent as %2F in the path"
            }
          },
          "required": [
            "doi"
          ]
        }
      },
      "required": [
        "type",
        "method"
      ],
      "additionalProperties": false
    },
    "output": {
      "type": "object",
      "properties": {
        "type": {
          "type": "string"
        },
        "example": {
          "type": "object",
          "properties": {
            "tool": {
              "type": "string"
            },
            "data": {
              "type": "object",
              "properties": {
                "title": {
                  "type": "string"
                },
                "year": {
                  "type": "number"
                },
                "doi": {
                  "type": "string"
                },
                "openalex_id": {
                  "type": "string"
                },
                "type": {
                  "type": "string"
                },
                "authors": {
                  "type": "array"
                },
                "authors_total": {
                  "type": "number"
                },
                "venue": {
                  "type": "string"
                },
                "cited_by": {
                  "type": "number"
                },
                "open_access": {
                  "type": "object"
                },
                "abstract": {},
                "language": {
                  "type": "string"
                },
                "source": {
                  "type": "string"
                },
                "license": {
                  "type": "string"
                },
                "cached": {
                  "type": "boolean"
                }
              }
            },
            "paid": {
              "type": "boolean"
            }
          }
        }
      },
      "required": [
        "type"
      ]
    }
  },
  "required": [
    "input"
  ]
}