Index onlineMerchant portal
Api Endpoint

Open Entities for Agents

Search bounded Wikidata entity metadata for $0.001 USDC. Returns stable IDs, labels, descriptions and source links for public places, companies and concepts—not geocoding, navigation, contact data, personal profiling or general web search.

Open interactive test console

Offering

Provider
api.delx.ai
Method
POST
Offering type
Api Endpoint
Transport type
http
Category
Web Search Research
Delivery
Not provided
Pricing model
Not provided
x402 version
2

Endpoint context

URL
https://api.delx.ai/api/v1/x402/open-entities-search
MIME type
application/json
First seen
2026-10-16T01:51:10.599Z
Last seen
Tags
X402, wikidata, entities, places, companies

Website

Payment pricing

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

Payment option 1
0.001 USDC
Atomic price: 1000 · Network: eip155:8453 · Asset: USDC · Scheme: exact
Payment option 2
0.001 USDC
Atomic price: 1000 · Network: eip155:8453 · Asset: USDC · Scheme: exact
Payment option 3
0.001 USDC
Atomic price: 1000 · Network: solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp · Asset: USDC · Scheme: exact
Raw x402 terms
[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "1000",
    "payTo": "0x9f8bd9875b3E0b632a24A3A7C73f7787175e73A2"
  },
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "1000",
    "payTo": "0x9f8bd9875b3E0b632a24A3A7C73f7787175e73A2"
  },
  {
    "scheme": "exact",
    "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
    "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
    "amount": "1000",
    "payTo": "28heAMpFkeUJsL7o7apiK4oJwZWq2fUHinRwbgYYsemG"
  }
]

Observed health

Status
Healthy
Latest latency
1257 ms
Average latency
658 ms
HTTP status
204
Last checked
Reachability
100% over 8 checks

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

Input schema

{
  "additionalProperties": false,
  "properties": {
    "body": {
      "additionalProperties": false,
      "properties": {
        "max_records": {
          "default": 10,
          "maximum": 10,
          "minimum": 1,
          "type": "integer"
        },
        "query": {
          "maxLength": 120,
          "minLength": 1,
          "type": "string"
        },
        "timeout": {
          "default": 8,
          "maximum": 8,
          "minimum": 2,
          "type": "integer"
        }
      },
      "required": [
        "query"
      ],
      "type": "object"
    },
    "bodyType": {
      "enum": [
        "json",
        "form-data",
        "text"
      ],
      "type": "string"
    },
    "method": {
      "enum": [
        "POST",
        "PUT",
        "PATCH"
      ],
      "type": "string"
    },
    "type": {
      "const": "http",
      "type": "string"
    }
  },
  "required": [
    "type",
    "bodyType",
    "body"
  ],
  "type": "object"
}

Output schema

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "properties": {
    "input": {
      "additionalProperties": false,
      "properties": {
        "body": {
          "additionalProperties": false,
          "properties": {
            "max_records": {
              "default": 10,
              "maximum": 10,
              "minimum": 1,
              "type": "integer"
            },
            "query": {
              "maxLength": 120,
              "minLength": 1,
              "type": "string"
            },
            "timeout": {
              "default": 8,
              "maximum": 8,
              "minimum": 2,
              "type": "integer"
            }
          },
          "required": [
            "query"
          ],
          "type": "object"
        },
        "bodyType": {
          "enum": [
            "json",
            "form-data",
            "text"
          ],
          "type": "string"
        },
        "method": {
          "enum": [
            "POST",
            "PUT",
            "PATCH"
          ],
          "type": "string"
        },
        "type": {
          "const": "http",
          "type": "string"
        }
      },
      "required": [
        "type",
        "bodyType",
        "body"
      ],
      "type": "object"
    },
    "output": {
      "properties": {
        "example": {
          "result": {
            "attribution": "Structured data supplied by Wikidata under CC0; preserve the entity ID and source link. This result contains public entity metadata only. Query/results may remain in process memory until lazy expiry, eviction or process exit; 300 seconds is serving validity, not a deletion guarantee.",
            "cache": "miss",
            "count": 1,
            "language": "en",
            "license_url": "https://creativecommons.org/publicdomain/zero/1.0/",
            "max_records": 3,
            "provider": "Wikidata",
            "provider_url": "https://www.wikidata.org/",
            "query": "Fortaleza",
            "results": [
              {
                "concept_uri": "https://www.wikidata.org/entity/Q43433",
                "description": "municipality in Brazil",
                "id": "Q43433",
                "label": "Fortaleza",
                "url": "https://www.wikidata.org/wiki/Q43433"
              }
            ],
            "schema": "delx/open-entities-search/v1",
            "scope": "open_entities"
          },
          "tool_name": "search_open_entities"
        },
        "type": {
          "const": "json",
          "type": "string"
        }
      },
      "required": [
        "type",
        "example"
      ],
      "type": "object"
    }
  },
  "required": [
    "input",
    "output"
  ],
  "type": "object"
}