Voie API

Programmatic access to Europe's largest index of digital infrastructure providers. Search, filter, and integrate 1,400+ providers across 23 categories.

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Response

What you're querying

1,437

providers

countries

141

indexed categories

1,182

with public API

607

with free tier

infrastructure topics

Documentation

Authentication

Pass your API key via the Authorization header or as a query parameter:

Authorization: Bearer YOUR_API_KEY

GET /api/v1/topics?api_key=YOUR_API_KEY

Rate limits reset daily at midnight UTC.

Tier	Daily limit
Free	100 requests
Pro	10,000 requests
Enterprise	100,000 requests

GET /api/v1/topics List all topics

Returns all topic categories with subtopic and provider counts.

Example request

curl -H "Authorization: Bearer YOUR_API_KEY" \ https://voie.eu/api/v1/topics

Example response

{ "data": [ { "id": 1, "name": "Object Storage & Cloud Storage" }, { "id": 2, "name": "Compute & Hosting" }, { "id": 3, "name": "Data Infrastructure" } ], "meta": { "total": 23 } }

GET /api/v1/subtopics List subtopics

Returns all subtopics with provider counts. Filter by topic_id to get subtopics for a specific category.

Query parameters

Param	Type	Description
`topic_id`	integer	Filter by topic (optional)

Example request

curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://voie.eu/api/v1/subtopics?topic_id=2"

Example response

{ "data": [ { "id": 8, "name": "VPS", "topic_id": 2, "topic_name": "Compute & Hosting", "provider_count": 95 }, { "id": 9, "name": "Dedicated Servers", "topic_id": 2, "topic_name": "Compute & Hosting", "provider_count": 48 } ], "meta": { "total": 12, "page": 1, "per_page": 12, "pages": 1 } }

GET /api/v1/providers Filterable provider list

Returns paginated providers. Supports filtering by topic, subtopic, and offering attributes.

Query parameters

Param	Type	Description
`topic_id`	integer	Filter by topic
`subtopic_id`	integer	Filter by subtopic
`free_tier`	0 \| 1	Filter by free tier availability
`has_api`	0 \| 1	Filter by API availability
`page`	integer	Page number (default 1)
`per_page`	integer	Results per page (default 25, max 100)

Example request

curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://voie.eu/api/v1/providers?topic_id=2&free_tier=1"

Example response

{ "data": [ { "id": 1320, "name": "1NCE", "country_code": "DE", "website": "https://www.1nce.com" }, { "id": 1099, "name": "2CRSi", "country_code": "FR", "website": "https://2crsi.com" } ], "meta": { "total": 1437, "page": 1, "per_page": 25, "pages": 58 } }

GET /api/v1/search?q= Unified search

Multi-layer search across providers, subtopics, and competitor mappings. Supports natural language queries.

Query parameters

Param	Type	Description
`q`	string	Search query (required)

Example request

curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://voie.eu/api/v1/search?q=VPS+Germany"

Example response

{ "data": [{ "query": "VPS Germany", "groups": [{ "topic_id": 2, "topic_name": "Compute & Hosting", "providers": [ { "provider_name": "Hetzner", "country_code": "DE", ... }, { "provider_name": "netcup", "country_code": "DE", ... } ] }] }], "meta": { "total": 1, "page": 1, "per_page": 25, "pages": 1 } }

GET /api/v1/stats Catalog statistics

Returns aggregate statistics about the Voie catalog.

Example request

curl -H "Authorization: Bearer YOUR_API_KEY" \ https://voie.eu/api/v1/stats

Example response

{ "data": { "providers": 1437, "offerings": 2784, "topics": 23, "subtopics": 233, "countries": 36 } }

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