diff --git a/cmd/log.go b/cmd/log.go
index 52f67b4..aa23c20 100644
--- a/cmd/log.go
+++ b/cmd/log.go
@@ -100,10 +100,15 @@ func writeLog(sc int, target, method, errorMsg, response string) {
 
 	switch sc {
 	case 8899:
+		// -q suppresses the spec metadata, leaving only the results array.
+		title, description := specTitle, specDescription
+		if quiet {
+			title, description = "", ""
+		}
 		if verbose {
-			logVerboseJSON(specTitle, specDescription, out)
+			logVerboseJSON(title, description, out)
 		} else {
-			logJSON(specTitle, specDescription, out)
+			logJSON(title, description, out)
 		}
 	default:
 		logResult(sc, target, method, errorMsg, preview, out)
@@ -155,8 +160,8 @@ func logResult(sc int, target, method, errorMsg, preview string, out io.Writer)
 
 func logJSON(title, description string, out io.Writer) {
 	output := struct {
-		APITitle    string   `json:"apiTitle"`
-		Description string   `json:"description"`
+		APITitle    string   `json:"apiTitle,omitempty"`
+		Description string   `json:"description,omitempty"`
 		Results     []Result `json:"results"`
 	}{
 		APITitle:    title,
@@ -169,8 +174,8 @@ func logJSON(title, description string, out io.Writer) {
 
 func logVerboseJSON(title, description string, out io.Writer) {
 	output := struct {
-		APITitle    string          `json:"apiTitle"`
-		Description string          `json:"description"`
+		APITitle    string          `json:"apiTitle,omitempty"`
+		Description string          `json:"description,omitempty"`
 		Results     []VerboseResult `json:"results"`
 	}{
 		APITitle:    title,
diff --git a/cmd/log_test.go b/cmd/log_test.go
new file mode 100644
index 0000000..9c10ee6
--- /dev/null
+++ b/cmd/log_test.go
@@ -0,0 +1,131 @@
+package cmd
+
+import (
+	"encoding/json"
+	"os"
+	"testing"
+)
+
+// captureJSONOutput runs writeLog's JSON branch and returns the decoded stdout.
+func captureJSONOutput(t *testing.T, isQuiet, isVerbose bool) map[string]interface{} {
+	t.Helper()
+
+	stdout, err := os.CreateTemp(t.TempDir(), "stdout")
+	if err != nil {
+		t.Fatal(err)
+	}
+	defer stdout.Close()
+
+	previousStdout := os.Stdout
+	previousFormat, previousQuiet, previousVerbose := outputFormat, quiet, verbose
+	previousTitle, previousDescription := specTitle, specDescription
+	previousResults, previousVerboseResults := jsonResultArray, jsonVerboseResultArray
+	defer func() {
+		os.Stdout = previousStdout
+		outputFormat, quiet, verbose = previousFormat, previousQuiet, previousVerbose
+		specTitle, specDescription = previousTitle, previousDescription
+		jsonResultArray, jsonVerboseResultArray = previousResults, previousVerboseResults
+	}()
+
+	os.Stdout = stdout
+	outputFormat, quiet, verbose = "json", isQuiet, isVerbose
+	specTitle, specDescription = "Example API", "A long spec description."
+	jsonResultArray = []Result{{Method: "GET", Status: 200, Target: "/pet/1"}}
+	jsonVerboseResultArray = []VerboseResult{{Method: "GET", Status: 200, Target: "/pet/1"}}
+
+	writeLog(8899, "", "", "", "")
+
+	data, err := os.ReadFile(stdout.Name())
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	var decoded map[string]interface{}
+	if err := json.Unmarshal(data, &decoded); err != nil {
+		t.Fatalf("output is not valid JSON: %v (%s)", err, data)
+	}
+	return decoded
+}
+
+func TestQuietOmitsSpecMetadataJSON(t *testing.T) {
+	for _, tc := range []struct {
+		name    string
+		verbose bool
+	}{
+		{"concise", false},
+		{"verbose", true},
+	} {
+		t.Run(tc.name, func(t *testing.T) {
+			decoded := captureJSONOutput(t, true, tc.verbose)
+
+			if _, ok := decoded["apiTitle"]; ok {
+				t.Error("apiTitle should be omitted when the quiet flag is set")
+			}
+			if _, ok := decoded["description"]; ok {
+				t.Error("description should be omitted when the quiet flag is set")
+			}
+
+			results, ok := decoded["results"].([]interface{})
+			if !ok {
+				t.Fatalf("results missing or wrong type: %#v", decoded["results"])
+			}
+			if len(results) != 1 {
+				t.Errorf("expected 1 result, got %d", len(results))
+			}
+		})
+	}
+}
+
+func TestSpecMetadataPresentWithoutQuiet(t *testing.T) {
+	for _, tc := range []struct {
+		name    string
+		verbose bool
+	}{
+		{"concise", false},
+		{"verbose", true},
+	} {
+		t.Run(tc.name, func(t *testing.T) {
+			decoded := captureJSONOutput(t, false, tc.verbose)
+
+			if decoded["apiTitle"] != "Example API" {
+				t.Errorf("expected apiTitle to be present, got %#v", decoded["apiTitle"])
+			}
+			if decoded["description"] != "A long spec description." {
+				t.Errorf("expected description to be present, got %#v", decoded["description"])
+			}
+		})
+	}
+}
+
+func TestPrintSpecInfoQuietSuppressesConsoleOutput(t *testing.T) {
+	stderr, err := os.CreateTemp(t.TempDir(), "stderr")
+	if err != nil {
+		t.Fatal(err)
+	}
+	defer stderr.Close()
+
+	previousStderr := os.Stderr
+	previousFormat, previousQuiet := outputFormat, quiet
+	defer func() {
+		os.Stderr = previousStderr
+		outputFormat, quiet = previousFormat, previousQuiet
+	}()
+
+	os.Stderr = stderr
+	outputFormat, quiet = "console", true
+
+	PrintSpecInfo(map[string]interface{}{
+		"info": map[string]interface{}{
+			"title":       "Example API",
+			"description": "A long spec description.",
+		},
+	})
+
+	data, err := os.ReadFile(stderr.Name())
+	if err != nil {
+		t.Fatal(err)
+	}
+	if len(data) != 0 {
+		t.Errorf("expected no console output when quiet is set, got %q", data)
+	}
+}
diff --git a/cmd/utils.go b/cmd/utils.go
index f1a7cd7..d6eea73 100644
--- a/cmd/utils.go
+++ b/cmd/utils.go
@@ -824,13 +824,15 @@ func ResolveExternalRef(ref string, baseDir string) map[string]interface{} {
 func PrintSpecInfo(spec map[string]interface{}) {
 	info, ok := spec["info"].(map[string]interface{})
 	if !ok || info == nil {
-		printInfo("No information defined in the documentation.\n")
+		if !quiet {
+			printInfo("No information defined in the documentation.\n")
+		}
 	} else {
 		title, ok := info["title"].(string)
 		if ok && title != "" {
 			if outputFormat == "json" {
 				specTitle = title
-			} else {
+			} else if !quiet {
 				printInfo("Title: %s\n", title)
 			}
 		}
@@ -839,7 +841,7 @@ func PrintSpecInfo(spec map[string]interface{}) {
 		if ok && description != "" {
 			if outputFormat == "json" {
 				specDescription = description
-			} else {
+			} else if !quiet {
 				printInfo("Description: %s\n", description)
 			}
 		}