Client
CLI
A user can query the fees module using the CLI. 
Query
The query commands allow users to query the fees state.
desmos query fees --help
parameters
The parameters command allows users to get hte currently set parameters.
desmos query fees parameters [flags]
Example:
desmos query fees parameters
Example Output:
params:
  min_fees:
    - message_type: /desmos.profiles.v2.SaveProfile
      amount: 
        - amount: "100"
          denom: "stake"
gRPC
A user can query the fees module gRPC endpoints. 
Params
The Params endpoint allows users to query the current params of the fees module.
desmos.fees.v1.Query/Params
Example:
grpcurl localhost:9090 desmos.fees.v1.Query/Params
Example Output:
{
  "params": {
    "min_fees": [
      {
        "message_type": "/desmos.profiles.v2.SaveProfile",
        "amount": [
          {
            "amount": "100",
            "denom": "stake"
          }
        ]
      }
    ]
  }
}
REST
A user can query the fees module using REST endpoints.
Params
The params endpoint allows users to query for the module parameters.
/desmos/fees/v1/params
Example:
curl localhost:1317/desmos/fees/v1/params
Example Output:
{
  "params": {
    "min_fees": [
      {
        "message_type": "/desmos.profiles.v2.SaveProfile",
        "amount": [
          {
            "amount": "100",
            "denom": "stake"
          }
        ]
      }
    ]
  }
}