Custom SPARQL query

GET

/api/v1/wikidata/query

Last modified:2026-10-11 19:16:11

Maintainer:Not configured

OperationId:wikidata_query

Execute a custom SPARQL query against Wikidata. For advanced users who need specific entity types or relationships not covered by pre-built endpoints. Wikidata contains 100M+ entities across all domains of knowledge. A SELECT answer returns one row per binding; an ASK answer returns a single row {boolean: true|false}. Query timeout: 60 seconds. Max 5 concurrent queries per IP.

Request

Authorization

API Key

Add parameter in header

x-api-key

Example:

x-api-key: ********************

Query Params

Header Params

Request Code Samples

Shell

JavaScript

Java

Swift

PHP

Python

HTTP

Objective-C

Ruby

OCaml

Dart

curl --location --globoff 'https://sugra.ai/api/v1/wikidata/query?q=SELECT%20%3Fitem%20%3FitemLabel%20WHERE%20{%20%3Fitem%20wdt%3AP31%20wd%3AQ3624078%20.%20SERVICE%20wikibase%3Alabel%20{%20bd%3AserviceParam%20wikibase%3Alanguage%20%22en%22%20}%20}%20LIMIT%205&limit=50' \
--header 'x-api-key: <api-key>'

Responses

🟢200OK

application/json

Custom SPARQL query.

Bodyapplication/json

Example

{
    "data": {
        "count": 0,
        "results": [
            {
                "item": "string",
                "itemLabel": "string",
                "property1": "string",
                "property2": "string"
            }
        ],
        "property1": "string",
        "property2": "string"
    },
    "meta": {
        "endpoint": "/api/v1/fred/us/cpi",
        "data_time": "2026-04-16T14:30:00Z",
        "response_time": "2026-04-16T14:30:12Z",
        "provider": "Sugra API v1.0.1",
        "data_age_days": 0,
        "source": "string",
        "attribution": "string",
        "fallback_used": true,
        "fallback_chain": [
            "string"
        ],
        "cached": true,
        "stale": true,
        "stale_since": "string",
        "period": "string",
        "notes": "string"
    }
}

🟠401Unauthorized

🟠422Parameter Error

🟠429

🔴500Server Error

🔴503Service Unavailable

Modified at 2026-10-11 19:16:11

Airlines with ICAO/IATA codes

Health - life expectancy, mortality, vaccination