Please use JWT authentication if possible. More details in the online documentation.

Tu llave de API
54ccf53c9ff059f771f110693e4c5f81b1abdf08

Pass "Token 54ccf53c9ff059f771f110693e4c5f81b1abdf08" in the Authorization header to use it

Example with curl:

curl -X GET https://wger.de/api/v2/routine/ \
     -H 'Authorization: Token 54ccf53c9ff059f771f110693e4c5f81b1abdf08'