# pulumi config > Manage configuration of a Pulumi stack. > More information: . - View current configuration in JSON format: `pulumi config --json` - Get the value of a configuration key: `pulumi config get {{key}}` - Remove a configuration value: `pulumi config rm {{key}}` - Set a value for a configuration key from a file: `cat {{path/to/file}} | pulumi config set {{key}}` - Set a secret value (e.g. API key) for a configuration key and store/display as ciphertext: `pulumi config set --secret {{key}} {{S3cr37_value}}` - Remove multiple configuration values from a specified configuration file: `pulumi config --config-file {{path/to/file}} rm-all {{key1 key2 ...}}`