diff --git a/spine-ts/spine-construct3/src/aces.json b/spine-ts/spine-construct3/src/aces.json
index 5981d1500..42a551fde 100644
--- a/spine-ts/spine-construct3/src/aces.json
+++ b/spine-ts/spine-construct3/src/aces.json
@@ -187,6 +187,17 @@
             "type": "string"
           }
         ]
+      },
+      {
+        "id": "set-animation-speed",
+        "scriptName": "SetAnimationSpeed",
+        "highlight": false,
+        "params": [
+          {
+            "id": "speed",
+            "type": "number"
+          }
+        ]
       }
     ],
     "expressions": [
diff --git a/spine-ts/spine-construct3/src/c3runtime/actions.ts b/spine-ts/spine-construct3/src/c3runtime/actions.ts
index da4ecc6d8..f1817bac5 100644
--- a/spine-ts/spine-construct3/src/c3runtime/actions.ts
+++ b/spine-ts/spine-construct3/src/c3runtime/actions.ts
@@ -51,6 +51,10 @@ C3.Plugins.EsotericSoftware_SpineConstruct3.Acts =
 
 	SetCustomSkin (this: SDKInstanceClass, skinName: string) {
 		this.setCustomSkin(skinName);
+	},
+
+	SetAnimationSpeed (this: SDKInstanceClass, speed: number) {
+		this.setAnimationSpeed(speed);
 	}
 
 };
diff --git a/spine-ts/spine-construct3/src/c3runtime/instance.ts b/spine-ts/spine-construct3/src/c3runtime/instance.ts
index a93173a63..4e1aa2015 100644
--- a/spine-ts/spine-construct3/src/c3runtime/instance.ts
+++ b/spine-ts/spine-construct3/src/c3runtime/instance.ts
@@ -18,6 +18,7 @@ class SpineC3Instance extends globalThis.ISDKWorldInstanceBase {
 	propScaleY = 1;
 	propFlipX = false;
 	isPlaying = true;
+	animationSpeed = 1.0;
 	customSkins: Record<string, Skin> = {};
 
 	textureAtlas?: TextureAtlas;
@@ -223,6 +224,10 @@ class SpineC3Instance extends globalThis.ISDKWorldInstanceBase {
 		this.skeleton.setupPose();
 	}
 
+	public setAnimationSpeed (speed: number) {
+		this.animationSpeed = speed;
+	}
+
 	private _setSkin () {
 		const { skeleton } = this;
 		if (!skeleton) return;
@@ -261,8 +266,9 @@ class SpineC3Instance extends globalThis.ISDKWorldInstanceBase {
 
 		if (!skeleton || !state) return;
 
-		state.update(delta);
-		skeleton.update(delta);
+		const adjustedDelta = delta * this.animationSpeed;
+		state.update(adjustedDelta);
+		skeleton.update(adjustedDelta);
 		state.apply(skeleton);
 		skeleton.updateWorldTransform(spine.Physics.update);
 	}
diff --git a/spine-ts/spine-construct3/src/lang/en-US.json b/spine-ts/spine-construct3/src/lang/en-US.json
index 1785d14f1..5210a6c57 100644
--- a/spine-ts/spine-construct3/src/lang/en-US.json
+++ b/spine-ts/spine-construct3/src/lang/en-US.json
@@ -261,6 +261,17 @@
                 "desc": "Name of the custom skin to apply"
               }
             }
+          },
+          "set-animation-speed": {
+            "list-name": "Set animation speed",
+            "display-text": "Set animation speed to {0}",
+            "description": "Set the playback speed of animations (1.0 = normal, 2.0 = double speed, 0.5 = half speed)",
+            "params": {
+              "speed": {
+                "name": "Speed",
+                "desc": "Animation speed multiplier (1.0 is normal speed)"
+              }
+            }
           }
         },
         "expressions": {
diff --git a/spine-ts/spine-construct3/src/lang/zh-CN.json b/spine-ts/spine-construct3/src/lang/zh-CN.json
index 3f430ccb6..455df74fb 100644
--- a/spine-ts/spine-construct3/src/lang/zh-CN.json
+++ b/spine-ts/spine-construct3/src/lang/zh-CN.json
@@ -263,6 +263,17 @@
             }
           }
         },
+        "set-animation-speed": {
+          "list-name": "设置动画速度",
+          "display-text": "将动画速度设置为{0}",
+          "description": "设置动画播放速度（1.0 = 正常，2.0 = 两倍速，0.5 = 半速）",
+          "params": {
+            "speed": {
+              "name": "速度",
+              "desc": "动画速度倍数（1.0为正常速度）"
+            }
+          }
+        },
         "expressions": {
           "double": {
             "description": "将数字翻倍。",