List available tags

List all unique event tags available for discovery filtering.

Tags are normalized to lowercase and sorted alphabetically. Use the returned tags with the tags parameter on series, events, and markets endpoints.

GET https://api.polymarketdata.co/v1/tags

List available tags

cURL

curl --request GET \
  --url https://api.polymarketdata.co/v1/tags \
  --header 'X-API-Key: <api-key>'

200

{
  "count": 4,
  "data": [
    "bitcoin",
    "crypto",
    "politics",
    "sports"
  ]
}

Authorizations

X-API-Key · string · header · required

Create an API key in the PolymarketData dashboard and send it in the X-API-Key request header.

Example: X-API-Key: pk_live_your_key_here

Response

200

application/json

All unique tags sorted alphabetically.

Response for GET /tags.

Returns all unique event tags available for discovery filtering. Tags are normalized to lowercase and sorted alphabetically.

count · integer · required

Number of unique tags.

Required range: x >= 0

data · string[] · required

Sorted list of unique tag strings.