diff --git a/adapter/volcano/synthesis.go b/adapter/volcano/synthesis.go
index 1df6ffc..4eece0f 100644
--- a/adapter/volcano/synthesis.go
+++ b/adapter/volcano/synthesis.go
@@ -84,7 +84,7 @@ func Synthesis(
 
 	if common.DebugLog {
 		log.Printf("TTS upstream: resource_id=%s speaker=%s model=%q format=%s sample_rate=%d speech_rate=%d additions=%q",
-			opts.ResourceID, telemetry.MaskSpeaker(opts.Speaker), opts.Model, opts.Format, opts.SampleRate, opts.SpeechRate, extractAdditionsForLog(body))
+			telemetry.MaskResourceID(opts.ResourceID), telemetry.MaskSpeaker(opts.Speaker), opts.Model, opts.Format, opts.SampleRate, opts.SpeechRate, extractAdditionsForLog(body))
 	}
 
 	resp, err := client.PostStream(ctx, "https://openspeech.bytedance.com/api/v3/tts/unidirectional", headers, body)
diff --git a/controller/tts.go b/controller/tts.go
index 4b103f3..d0c6e05 100644
--- a/controller/tts.go
+++ b/controller/tts.go
@@ -197,7 +197,7 @@ func OpenaiTTSHandler(w http.ResponseWriter, r *http.Request) {
 			opts.Model = v.Model
 		}
 		log.Printf("[tts] voice=%s 命中 (speaker=%s resource=%s model=%s) - 客户端=%s",
-			req.Voice, telemetry.MaskSpeaker(v.Speaker), v.ResourceID, v.Model, middleware.GetClientIP(r))
+			req.Voice, telemetry.MaskSpeaker(v.Speaker), telemetry.MaskResourceID(v.ResourceID), v.Model, middleware.GetClientIP(r))
 	}
 
 	ctx, cancel := context.WithTimeout(r.Context(), setting.TTSTimeout)
diff --git a/main.go b/main.go
index 5612b46..7c2aad0 100644
--- a/main.go
+++ b/main.go
@@ -78,7 +78,7 @@ func main() {
 			log.Printf("[main][WARN] TTS 运行时配置加载失败 (setup mode, 需先 /setup): %v", err)
 		} else {
 			log.Printf("[main] TTS 运行时配置已加载(api_key=***, speaker=%s, resource=%s, format=%s)",
-				setting.TTSOptions.Speaker, setting.TTSOptions.ResourceID, setting.TTSOptions.Format)
+				telemetry.MaskSpeaker(setting.TTSOptions.Speaker), telemetry.MaskResourceID(setting.TTSOptions.ResourceID), setting.TTSOptions.Format)
 		}
 	}
 
diff --git a/setting/config.go b/setting/config.go
index 189326a..3ca4a2d 100644
--- a/setting/config.go
+++ b/setting/config.go
@@ -449,7 +449,7 @@ func LogStartupSummary() {
 	}
 	checks := []ttsCheck{
 		{"BYTEDANCE_TTS_API_KEY", maskAPIKey(TTSOptions.APIKey), TTSOptions.APIKey != ""},
-		{"BYTEDANCE_TTS_RESOURCE_ID", TTSOptions.ResourceID, TTSOptions.ResourceID != ""},
+		{"BYTEDANCE_TTS_RESOURCE_ID", telemetry.MaskResourceID(TTSOptions.ResourceID), TTSOptions.ResourceID != ""},
 		// speaker 是火山复刻音色 ID(用户付费资产),日志里打码,避免明文落盘
 		{"BYTEDANCE_TTS_SPEAKER", telemetry.MaskSpeaker(TTSOptions.Speaker), TTSOptions.Speaker != ""},
 	}
diff --git a/telemetry/labels.go b/telemetry/labels.go
index 7dfaa29..a45604a 100644
--- a/telemetry/labels.go
+++ b/telemetry/labels.go
@@ -41,14 +41,29 @@ func SpeakerLabel(s string) string {
 //   - 其它 → 前 4 + **** + 后 4 (保留前缀便于肉眼区分 "S_xx 开头" vs "BV001_...")
 // 例子: "S_G8tEKnaJ1" → "S_G8****naJ1"
 func MaskSpeaker(s string) string {
+	return maskWithAffix(s, "(未设置)")
+}
+
+// MaskResourceID 把火山 TTS 资源 ID 部分打码用于日志输出。
+// 资源 ID 同样属于用户付费/敏感资产(指向 V3 复刻项目),与 speaker 走同一规则。
+//   - 空 → "(未设置)"
+//   - 长度 ≤ 4 → 全打码
+//   - 其它 → 前 4 + **** + 后 4
+// 例子: "volc.megatts.icl" → "volc****.icl"; "seed-icl-2.0" → "seed****2.0"
+func MaskResourceID(s string) string {
+	return maskWithAffix(s, "(未设置)")
+}
+
+// maskWithAffix 共用的"前 4 + **** + 后 4"打码逻辑,空串返回 emptyLabel。
+func maskWithAffix(s, emptyLabel string) string {
 	if s == "" {
-		return "(未设置)"
+		return emptyLabel
 	}
 	if len(s) <= 4 {
 		return strings.Repeat("*", len(s))
 	}
 	// 找前 4 字符中第一个非 [A-Za-z0-9_] 字符做截断,避免截到奇怪位置
-	// (虽然火山 ID 实际都是 S_xxx 字母数字组合,这里保险)
+	// (虽然火山 ID 实际都是字母数字组合,这里保险)
 	prefix := s[:4]
 	suffix := s[len(s)-4:]
 	return prefix + "****" + suffix