# atmos auth whoami

Display the current authentication context, including the effective identity and associated credentials. Useful for verifying which account is active and troubleshooting identity or session issues.

_\[Video: atmos auth whoami]_

## Usage

```shell
atmos auth whoami [--identity <name>] [--output json]
```

## Examples

```shell
# Show current identity (human-friendly)
atmos auth whoami

# Interactively select identity to inspect
atmos auth whoami --identity

# Show a specific identity
atmos auth whoami --identity dev-admin

# Use short form of identity flag
atmos auth whoami -i dev-admin

# Interactive selection with short form
atmos auth whoami -i

# JSON output (redacts home directory from paths)
atmos auth whoami --output json
```

## Arguments

- **n/a**
  No positional arguments.

## Flags

- **`--identity` (alias `-i`)**

  Specify the target identity to inspect. This flag has three modes:
  - **With value** (`--identity admin`): Use the specified identity
  - **Without value** (`--identity`): Show interactive selector to choose identity
  - **Omitted**: Use the default identity configured in `atmos.yaml`, or prompt if no default is set
  **Environment variables:** `ATMOS_IDENTITY` or `IDENTITY` (checked in that order)
- **`--output` (alias `-o`)**
  Output format. Supported: 
  `json`
  . Default is human-readable.

## Environment variables

- **`ATMOS_IDENTITY`**
  Default identity when 
  `--identity`
   is not provided.
- **`ATMOS_AUTH_WHOAMI_OUTPUT`**
  Set to 
  `json`
   for JSON output by default.