diff --git a/internal/commands/root.go b/internal/commands/root.go
index 4ecebedb3..3fca235e7 100644
--- a/internal/commands/root.go
+++ b/internal/commands/root.go
@@ -242,6 +242,7 @@ func NewAstCLI(
 	)
 
 	configCmd := util.NewConfigCommand()
+	whoamiCmd := NewWhoamiCommand()
 	triageCmd := NewResultsPredicatesCommand(resultsPredicatesWrapper, featureFlagsWrapper, customStatesWrapper)
 
 	chatCmd := NewChatCommand(chatWrapper, tenantWrapper)
@@ -257,6 +258,7 @@ func NewAstCLI(
 		authCmd,
 		utilsCmd,
 		configCmd,
+		whoamiCmd,
 		chatCmd,
 		hooksCmd,
 		telemetryCmd,
diff --git a/internal/commands/whoami.go b/internal/commands/whoami.go
new file mode 100644
index 000000000..662f2928f
--- /dev/null
+++ b/internal/commands/whoami.go
@@ -0,0 +1,72 @@
+package commands
+
+import (
+	"github.com/MakeNowJust/heredoc"
+	"github.com/checkmarx/ast-cli/internal/commands/util/printer"
+	"github.com/checkmarx/ast-cli/internal/wrappers"
+	"github.com/pkg/errors"
+	"github.com/spf13/cobra"
+)
+
+const (
+	whoamiTenantClaimKey       = "tenant_name"
+	whoamiUserClaimKey         = "name"
+	whoamiUserFallbackClaimKey = "sub"
+)
+
+type whoamiView struct {
+	User   string `json:"user" format:"name:User"`
+	Tenant string `json:"tenant" format:"name:Tenant"`
+}
+
+func NewWhoamiCommand() *cobra.Command {
+	whoamiCmd := &cobra.Command{
+		Use:   "whoami",
+		Short: "Show authenticated user and tenant information",
+		Long:  "The whoami command shows authenticated user and tenant information from the current access token",
+		Example: heredoc.Doc(
+			`
+			$ cx whoami
+		`,
+		),
+		RunE: runWhoami,
+	}
+
+	addFormatFlag(whoamiCmd, printer.FormatList, printer.FormatJSON, printer.FormatTable)
+	return whoamiCmd
+}
+
+func runWhoami(cmd *cobra.Command, _ []string) error {
+	accessToken, err := wrappers.GetAccessToken()
+	if err != nil {
+		return err
+	}
+
+	user, err := extractWhoamiUser(accessToken)
+	if err != nil {
+		return errors.Wrap(err, "failed to extract authenticated user from token")
+	}
+
+	tenant, err := wrappers.ExtractFromTokenClaims(accessToken, whoamiTenantClaimKey)
+	if err != nil {
+		return errors.Wrap(err, "failed to extract tenant from token")
+	}
+
+	return printByFormat(cmd, whoamiView{
+		User:   user,
+		Tenant: tenant,
+	})
+}
+
+func extractWhoamiUser(accessToken string) (string, error) {
+	claimKeys := []string{whoamiUserClaimKey, whoamiUserFallbackClaimKey}
+	var err error
+	for _, claimKey := range claimKeys {
+		var user string
+		user, err = wrappers.ExtractFromTokenClaims(accessToken, claimKey)
+		if err == nil {
+			return user, nil
+		}
+	}
+	return "", err
+}