Suggest Entities

The /v1/suggest/entities endpoint provides autocomplete functionality for searching entities by name prefix. This endpoint is useful for building search interfaces with entity suggestions.

To use the API, you'll require an API key. You can obtain an API key by signing up for an account on the APITube website.

Endpoint

GET /v1/suggest/entities

This endpoint returns a list of entities matching the provided name prefix. Results include entity details such as type, name, and links to external resources like Wikipedia and Wikidata.

Query Parameters

Parameter	Type	Required	Description
prefix	string	Yes	The name prefix to search for. Minimum 1 character.
api_key	string	Yes*	Your API key. Can also be provided via headers.

* Required if not provided in headers

Response Format

The endpoint returns an array of entity objects with the following structure:

[
  {
    "id": "string",
    "name": "string",
    "type": "string",
    "links": {
      "self": "string",
      "wikipedia": "string",
      "wikidata": "string"
    },
    "metadata": {}
  }
]

Entity Types

Entities can be one of the following types:

• person - Individual people
• location - Geographic locations
• organization - Companies, institutions, and organizations
• brand - Commercial brands
• product - Products and services
• natural-disaster - Natural disasters and catastrophic events
• disease - Diseases and medical conditions
• event - Notable events

Response Fields

Field	Type	Description
id	string	Unique identifier for the entity
name	string	Name of the entity
type	string	Type of entity (see Entity Types above)
links.self	string	URL to get news articles about this entity
links.wikipedia	string	Wikipedia page URL (if available)
links.wikidata	string	Wikidata page URL (if available)
metadata	object	Additional metadata about the entity (varies by entity type)

Request Examples

Using query parameter

curl "https://api.apitube.io/v1/suggest/entities?prefix=elon&api_key=YOUR_API_KEY"

Using header authentication

curl -H "X-API-Key: YOUR_API_KEY" \
  "https://api.apitube.io/v1/suggest/entities?prefix=tesla"

Using Bearer token

curl -H "Authorization: Bearer YOUR_API_KEY" \
  "https://api.apitube.io/v1/suggest/entities?prefix=apple"

Response Example

[
  {
    "id": "Q312",
    "name": "Apple Inc.",
    "type": "organization",
    "links": {
      "self": "https://api.apitube.io/v1/news/entity/123",
      "wikipedia": "https://en.wikipedia.org/wiki/Apple_Inc.",
      "wikidata": "https://www.wikidata.org/wiki/Q312"
    },
    "metadata": {
      "headquarters": {
        "city": "Cupertino",
        "country": "United States"
      },
      "founded": "1976",
      "industry": "Technology"
    }
  },
  {
    "id": "Q89",
    "name": "Apple",
    "type": "product",
    "links": {
      "self": "https://api.apitube.io/v1/news/entity/456",
      "wikipedia": "https://en.wikipedia.org/wiki/Apple",
      "wikidata": "https://www.wikidata.org/wiki/Q89"
    },
    "metadata": {}
  }
]

Error Responses

Missing API Key

{
  "errors": [
    {
      "code": "ER0200",
      "message": "API key is required."
    }
  ]
}

Status Code: 400

Invalid API Key

{
  "errors": [
    {
      "code": "ER0201",
      "message": "API key not found."
    }
  ]
}

Status Code: 404

Missing Prefix Parameter

{
  "errors": [
    {
      "code": "ER0248",
      "message": "`Prefix` in query required."
    }
  ]
}

Status Code: 400