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List locations

GET /public/v1/projects/{project_slug}/articles/{article_id}/locations

List locations mentioned in an article, including map-friendly fields such as formatted address and geometry when available.

Path parameters

Name Type Description
project_slug string Project slug
article_id integer Article id

Query parameters

Name Type Default Description
nature string — Filter to mentions with this editorial nature (exact match)
quote boolean — When true, return only mentions whose first evidence span is a quote
location_type string — Filter by location type
limit integer 25 Page size (1–100)
offset integer 0 Offset for pagination

Response 200

{
  "items": [
    {
      "mention_id": 15,
      "label": "City Hall",
      "location_type": "building",
      "formatted_address": "100 Main St, Springfield",
      "geometry_type": "Point",
      "geometry_json": {
        "type": "Point",
        "coordinates": [-93.265, 44.9778]
      },
      "canonical": {
        "id": "660e8400-e29b-41d4-a716-446655440001",
        "slug": "city-hall-springfield",
        "label": "City Hall",
        "stylebook_slug": "default"
      },
      "nature": "primary",
      "role_in_story": null,
      "evidence": {
        "mention_text": "The vote took place at City Hall",
        "quote": true,
        "start_char": 45,
        "end_char": 54
      }
    }
  ],
  "pagination": {
    "limit": 25,
    "offset": 0,
    "total": 1
  }
}

Location fields

Field Type Description
mention_id integer Location mention id
label string Location name
location_type string | null Location type when set
formatted_address string | null Formatted address when available
geometry_type string | null GeoJSON geometry type
geometry_json object | null GeoJSON geometry
canonical object | null Linked canonical location (id, slug, label, stylebook_slug), when available
nature string | null Role this location plays in the article, such as primary or secondary
role_in_story string | null Role in story when set
evidence object | null First occurrence evidence span

Evidence uses mention_text, quote, start_char, and end_char. mention_text contains quote text when available; otherwise it contains the matched mention text. quote can still be true when the occurrence is labeled as a quote but no separate quote text was stored.

Results are ordered newest first.

Example

curl "https://api.{organization_slug}.backfield.news/public/v1/projects/general/articles/1/locations?nature=primary&location_type=building&quote=true" \
  -H "Authorization: Bearer bfk_your_project_api_key"

Errors

Status When
401 Missing or invalid API key
403 API key not valid for this project
404 Unknown project or article