diff --git a/conf/db/upgrade/V5.5.12__schema.sql b/conf/db/upgrade/V5.5.12__schema.sql
index 0a22c919a72..df41739eaa7 100644
--- a/conf/db/upgrade/V5.5.12__schema.sql
+++ b/conf/db/upgrade/V5.5.12__schema.sql
@@ -99,3 +99,24 @@ CREATE TABLE IF NOT EXISTS `zstack`.`VmInstanceDGpuStrategyVO` (
     CONSTRAINT `fk_vm_dgpu_strategy_device`
         FOREIGN KEY (`gpuDeviceUuid`) REFERENCES `zstack`.`PciDeviceVO`(`uuid`) ON DELETE SET NULL
 ) ENGINE=InnoDB DEFAULT CHARSET=utf8;
+
+-- ZSTAC-83157: VM model mount feature
+CREATE TABLE IF NOT EXISTS `zstack`.`VmModelMountVO` (
+    `uuid`            VARCHAR(32)   NOT NULL,
+    `vmInstanceUuid`  VARCHAR(32)   NOT NULL,
+    `modelUuid`       VARCHAR(32)   NOT NULL,
+    `modelName`       VARCHAR(256)  DEFAULT NULL,
+    `mountPath`       VARCHAR(512)  NOT NULL,
+    `sourcePath`      VARCHAR(1024) NOT NULL,
+    `status`          VARCHAR(32)   NOT NULL,
+    `hostUuid`        VARCHAR(32)   DEFAULT NULL,
+    `accountUuid`     VARCHAR(32)   DEFAULT NULL,
+    `createDate`      TIMESTAMP     NOT NULL DEFAULT '0000-00-00 00:00:00',
+    `lastOpDate`      TIMESTAMP     NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+    PRIMARY KEY (`uuid`),
+    UNIQUE KEY `uk_vm_mountpath` (`vmInstanceUuid`, `mountPath`(255)),
+    CONSTRAINT `fk_vm_model_mount_vm`
+        FOREIGN KEY (`vmInstanceUuid`) REFERENCES `zstack`.`VmInstanceEO`(`uuid`) ON DELETE CASCADE,
+    CONSTRAINT `fk_vm_model_mount_model`
+        FOREIGN KEY (`modelUuid`) REFERENCES `zstack`.`ModelVO`(`uuid`) ON DELETE CASCADE
+) ENGINE=InnoDB DEFAULT CHARSET=utf8;
diff --git a/conf/i18n/globalErrorCodeMapping/global-error-zh_CN.json b/conf/i18n/globalErrorCodeMapping/global-error-zh_CN.json
index 23be78da835..81e8e2bf03f 100644
--- a/conf/i18n/globalErrorCodeMapping/global-error-zh_CN.json
+++ b/conf/i18n/globalErrorCodeMapping/global-error-zh_CN.json
@@ -4720,5 +4720,17 @@
   "ORG_ZSTACK_VPCFIREWALL_10035": "无法添加防火墙规则[%d]因为%s",
   "ORG_ZSTACK_DGPU_10010": "未找到可用的 dGPU AddOn License，请为 dGPU 产品申请并上传对应授权。",
   "ORG_ZSTACK_DGPU_10011": "dGPU 产品的 AddOn License 已过期，请及时续期。",
-  "ORG_ZSTACK_DGPU_10012": "dGPU 授权 GPU 数量不足。License 允许 %d 个 GPU，当前已使用 %d 个，其他节点共享使用 %d 个，本次还需要 %d 个。"
+  "ORG_ZSTACK_DGPU_10012": "dGPU 授权 GPU 数量不足。License 允许 %d 个 GPU，当前已使用 %d 个，其他节点共享使用 %d 个，本次还需要 %d 个。",
+  "ORG_ZSTACK_AI_10138": "虚拟机[uuid:%s]未找到",
+  "ORG_ZSTACK_AI_10139": "模型[uuid:%s]未找到",
+  "ORG_ZSTACK_AI_10140": "虚拟机[uuid:%s]必须处于运行状态才能挂载模型，当前状态: %s",
+  "ORG_ZSTACK_AI_10141": "虚拟机[uuid:%s]未运行在任何主机上",
+  "ORG_ZSTACK_AI_10142": "模型[uuid:%s]属于账户[%s]但虚拟机[uuid:%s]属于账户[%s]，无法跨账户挂载模型",
+  "ORG_ZSTACK_AI_10143": "模型中心[uuid:%s]未找到",
+  "ORG_ZSTACK_AI_10144": "挂载路径[%s]已被虚拟机[uuid:%s]上的另一个挂载[uuid:%s]使用",
+  "ORG_ZSTACK_AI_10145": "挂载路径[%s]不允许，不能挂载到系统目录",
+  "ORG_ZSTACK_AI_10146": "模型安装路径[%s]无效，预期格式: file:///root/bentoml/models/<path>",
+  "ORG_ZSTACK_AI_10147": "挂载记录[uuid:%s]未找到",
+  "ORG_ZSTACK_AI_10148": "挂载记录[uuid:%s]未处于已挂载状态，当前状态: %s",
+  "ORG_ZSTACK_AI_10149": "挂载模型到虚拟机失败: %s"
 }
diff --git a/plugin/kvm/src/main/java/org/zstack/kvm/KVMConstant.java b/plugin/kvm/src/main/java/org/zstack/kvm/KVMConstant.java
index 1b2df9f8f2a..2e17ac6d91a 100755
--- a/plugin/kvm/src/main/java/org/zstack/kvm/KVMConstant.java
+++ b/plugin/kvm/src/main/java/org/zstack/kvm/KVMConstant.java
@@ -96,6 +96,11 @@ public interface KVMConstant {
     String CLEAN_FIRMWARE_FLASH = "/clean/firmware/flash";
     String FSTRIM_VM_PATH = "/vm/fstrim";
 
+    // ZSTAC-83157: virtiofs model mount paths
+    String KVM_VIRTIOFS_ATTACH_PATH = "/virtiofs/attach";
+    String KVM_VIRTIOFS_DETACH_PATH = "/virtiofs/detach";
+    String KVM_MODEL_CENTER_MOUNT_PATH = "/modelcenter/mount";
+
     String ISO_TO = "kvm.isoto";
     String ANSIBLE_PLAYBOOK_NAME = "kvm.py";
     String ANSIBLE_MODULE_PATH = "ansible/kvm";
diff --git a/sdk/src/main/java/SourceClassMap.java b/sdk/src/main/java/SourceClassMap.java
index c716b948589..9f2e32be331 100644
--- a/sdk/src/main/java/SourceClassMap.java
+++ b/sdk/src/main/java/SourceClassMap.java
@@ -24,6 +24,8 @@ public class SourceClassMap {
 			put("org.zstack.ai.entity.ModelServiceRefInventory", "org.zstack.sdk.ModelServiceRefInventory");
 			put("org.zstack.ai.entity.ModelServiceTemplateInventory", "org.zstack.sdk.ModelServiceTemplateInventory");
 			put("org.zstack.ai.entity.TrainedModelRecordInventory", "org.zstack.sdk.TrainedModelRecordInventory");
+			put("org.zstack.ai.entity.VmModelMountInventory", "org.zstack.sdk.VmModelMountInventory");
+			put("org.zstack.ai.entity.VmModelMountStatus", "org.zstack.sdk.VmModelMountStatus");
 			put("org.zstack.ai.message.ArchitectureImageMapping", "org.zstack.sdk.ArchitectureImageMapping");
 			put("org.zstack.ai.message.MaaSUsage", "org.zstack.sdk.MaaSUsage");
 			put("org.zstack.ai.message.ModelCenterServiceInventory", "org.zstack.sdk.ModelCenterServiceInventory");
@@ -1545,6 +1547,8 @@ public class SourceClassMap {
 			put("org.zstack.sdk.VmInstancePciDeviceSpecRefInventory", "org.zstack.pciDevice.specification.pci.VmInstancePciDeviceSpecRefInventory");
 			put("org.zstack.sdk.VmMemoryBillingInventory", "org.zstack.billing.generator.vm.memory.VmMemoryBillingInventory");
 			put("org.zstack.sdk.VmMemorySpendingDetails", "org.zstack.billing.spendingcalculator.vm.VmMemorySpendingDetails");
+			put("org.zstack.sdk.VmModelMountInventory", "org.zstack.ai.entity.VmModelMountInventory");
+			put("org.zstack.sdk.VmModelMountStatus", "org.zstack.ai.entity.VmModelMountStatus");
 			put("org.zstack.sdk.VmNicBandwidthSpendingDetails", "org.zstack.billing.spendingcalculator.vmnic.VmNicBandwidthSpendingDetails");
 			put("org.zstack.sdk.VmNicInventory", "org.zstack.header.vm.VmNicInventory");
 			put("org.zstack.sdk.VmNicSecurityGroupRefInventory", "org.zstack.network.securitygroup.VmNicSecurityGroupRefInventory");
diff --git a/sdk/src/main/java/org/zstack/sdk/MountModelToVmInstanceAction.java b/sdk/src/main/java/org/zstack/sdk/MountModelToVmInstanceAction.java
new file mode 100644
index 00000000000..9dfca7a35d1
--- /dev/null
+++ b/sdk/src/main/java/org/zstack/sdk/MountModelToVmInstanceAction.java
@@ -0,0 +1,107 @@
+package org.zstack.sdk;
+
+import java.util.HashMap;
+import java.util.Map;
+import org.zstack.sdk.*;
+
+public class MountModelToVmInstanceAction extends AbstractAction {
+
+    private static final HashMap<String, Parameter> parameterMap = new HashMap<>();
+
+    private static final HashMap<String, Parameter> nonAPIParameterMap = new HashMap<>();
+
+    public static class Result {
+        public ErrorCode error;
+        public org.zstack.sdk.MountModelToVmInstanceResult value;
+
+        public Result throwExceptionIfError() {
+            if (error != null) {
+                throw new ApiException(
+                    String.format("error[code: %s, description: %s, details: %s, globalErrorCode: %s]", error.code, error.description, error.details, error.globalErrorCode)    
+                );
+            }
+            
+            return this;
+        }
+    }
+
+    @Param(required = true, nonempty = false, nullElements = false, emptyString = true, noTrim = false)
+    public java.lang.String vmInstanceUuid;
+
+    @Param(required = true, nonempty = false, nullElements = false, emptyString = true, noTrim = false)
+    public java.lang.String modelUuid;
+
+    @Param(required = false, maxLength = 512, nonempty = false, nullElements = false, emptyString = true, noTrim = false)
+    public java.lang.String mountPath;
+
+    @Param(required = false)
+    public java.util.List systemTags;
+
+    @Param(required = false)
+    public java.util.List userTags;
+
+    @Param(required = false)
+    public String sessionId;
+
+    @Param(required = false)
+    public String accessKeyId;
+
+    @Param(required = false)
+    public String accessKeySecret;
+
+    @Param(required = false)
+    public String requestIp;
+
+    @NonAPIParam
+    public long timeout = -1;
+
+    @NonAPIParam
+    public long pollingInterval = -1;
+
+
+    private Result makeResult(ApiResult res) {
+        Result ret = new Result();
+        if (res.error != null) {
+            ret.error = res.error;
+            return ret;
+        }
+        
+        org.zstack.sdk.MountModelToVmInstanceResult value = res.getResult(org.zstack.sdk.MountModelToVmInstanceResult.class);
+        ret.value = value == null ? new org.zstack.sdk.MountModelToVmInstanceResult() : value; 
+
+        return ret;
+    }
+
+    public Result call() {
+        ApiResult res = ZSClient.call(this);
+        return makeResult(res);
+    }
+
+    public void call(final Completion<Result> completion) {
+        ZSClient.call(this, new InternalCompletion() {
+            @Override
+            public void complete(ApiResult res) {
+                completion.complete(makeResult(res));
+            }
+        });
+    }
+
+    protected Map<String, Parameter> getParameterMap() {
+        return parameterMap;
+    }
+
+    protected Map<String, Parameter> getNonAPIParameterMap() {
+        return nonAPIParameterMap;
+    }
+
+    protected RestInfo getRestInfo() {
+        RestInfo info = new RestInfo();
+        info.httpMethod = "POST";
+        info.path = "/vm-model-mounts";
+        info.needSession = true;
+        info.needPoll = true;
+        info.parameterName = "params";
+        return info;
+    }
+
+}
diff --git a/sdk/src/main/java/org/zstack/sdk/MountModelToVmInstanceResult.java b/sdk/src/main/java/org/zstack/sdk/MountModelToVmInstanceResult.java
new file mode 100644
index 00000000000..0feb080e656
--- /dev/null
+++ b/sdk/src/main/java/org/zstack/sdk/MountModelToVmInstanceResult.java
@@ -0,0 +1,14 @@
+package org.zstack.sdk;
+
+import org.zstack.sdk.VmModelMountInventory;
+
+public class MountModelToVmInstanceResult {
+    public VmModelMountInventory inventory;
+    public void setInventory(VmModelMountInventory inventory) {
+        this.inventory = inventory;
+    }
+    public VmModelMountInventory getInventory() {
+        return this.inventory;
+    }
+
+}
diff --git a/sdk/src/main/java/org/zstack/sdk/QueryVmModelMountAction.java b/sdk/src/main/java/org/zstack/sdk/QueryVmModelMountAction.java
new file mode 100644
index 00000000000..3205a750d34
--- /dev/null
+++ b/sdk/src/main/java/org/zstack/sdk/QueryVmModelMountAction.java
@@ -0,0 +1,75 @@
+package org.zstack.sdk;
+
+import java.util.HashMap;
+import java.util.Map;
+import org.zstack.sdk.*;
+
+public class QueryVmModelMountAction extends QueryAction {
+
+    private static final HashMap<String, Parameter> parameterMap = new HashMap<>();
+
+    private static final HashMap<String, Parameter> nonAPIParameterMap = new HashMap<>();
+
+    public static class Result {
+        public ErrorCode error;
+        public org.zstack.sdk.QueryVmModelMountResult value;
+
+        public Result throwExceptionIfError() {
+            if (error != null) {
+                throw new ApiException(
+                    String.format("error[code: %s, description: %s, details: %s, globalErrorCode: %s]", error.code, error.description, error.details, error.globalErrorCode)    
+                );
+            }
+            
+            return this;
+        }
+    }
+
+
+
+    private Result makeResult(ApiResult res) {
+        Result ret = new Result();
+        if (res.error != null) {
+            ret.error = res.error;
+            return ret;
+        }
+        
+        org.zstack.sdk.QueryVmModelMountResult value = res.getResult(org.zstack.sdk.QueryVmModelMountResult.class);
+        ret.value = value == null ? new org.zstack.sdk.QueryVmModelMountResult() : value; 
+
+        return ret;
+    }
+
+    public Result call() {
+        ApiResult res = ZSClient.call(this);
+        return makeResult(res);
+    }
+
+    public void call(final Completion<Result> completion) {
+        ZSClient.call(this, new InternalCompletion() {
+            @Override
+            public void complete(ApiResult res) {
+                completion.complete(makeResult(res));
+            }
+        });
+    }
+
+    protected Map<String, Parameter> getParameterMap() {
+        return parameterMap;
+    }
+
+    protected Map<String, Parameter> getNonAPIParameterMap() {
+        return nonAPIParameterMap;
+    }
+
+    protected RestInfo getRestInfo() {
+        RestInfo info = new RestInfo();
+        info.httpMethod = "GET";
+        info.path = "/vm-model-mounts";
+        info.needSession = true;
+        info.needPoll = false;
+        info.parameterName = "";
+        return info;
+    }
+
+}
diff --git a/sdk/src/main/java/org/zstack/sdk/QueryVmModelMountResult.java b/sdk/src/main/java/org/zstack/sdk/QueryVmModelMountResult.java
new file mode 100644
index 00000000000..de488a4a8a0
--- /dev/null
+++ b/sdk/src/main/java/org/zstack/sdk/QueryVmModelMountResult.java
@@ -0,0 +1,22 @@
+package org.zstack.sdk;
+
+
+
+public class QueryVmModelMountResult {
+    public java.util.List inventories;
+    public void setInventories(java.util.List inventories) {
+        this.inventories = inventories;
+    }
+    public java.util.List getInventories() {
+        return this.inventories;
+    }
+
+    public java.lang.Long total;
+    public void setTotal(java.lang.Long total) {
+        this.total = total;
+    }
+    public java.lang.Long getTotal() {
+        return this.total;
+    }
+
+}
diff --git a/sdk/src/main/java/org/zstack/sdk/UnmountModelFromVmInstanceAction.java b/sdk/src/main/java/org/zstack/sdk/UnmountModelFromVmInstanceAction.java
new file mode 100644
index 00000000000..677cd311888
--- /dev/null
+++ b/sdk/src/main/java/org/zstack/sdk/UnmountModelFromVmInstanceAction.java
@@ -0,0 +1,101 @@
+package org.zstack.sdk;
+
+import java.util.HashMap;
+import java.util.Map;
+import org.zstack.sdk.*;
+
+public class UnmountModelFromVmInstanceAction extends AbstractAction {
+
+    private static final HashMap<String, Parameter> parameterMap = new HashMap<>();
+
+    private static final HashMap<String, Parameter> nonAPIParameterMap = new HashMap<>();
+
+    public static class Result {
+        public ErrorCode error;
+        public org.zstack.sdk.UnmountModelFromVmInstanceResult value;
+
+        public Result throwExceptionIfError() {
+            if (error != null) {
+                throw new ApiException(
+                    String.format("error[code: %s, description: %s, details: %s, globalErrorCode: %s]", error.code, error.description, error.details, error.globalErrorCode)    
+                );
+            }
+            
+            return this;
+        }
+    }
+
+    @Param(required = true, nonempty = false, nullElements = false, emptyString = true, noTrim = false)
+    public java.lang.String uuid;
+
+    @Param(required = false)
+    public java.util.List systemTags;
+
+    @Param(required = false)
+    public java.util.List userTags;
+
+    @Param(required = false)
+    public String sessionId;
+
+    @Param(required = false)
+    public String accessKeyId;
+
+    @Param(required = false)
+    public String accessKeySecret;
+
+    @Param(required = false)
+    public String requestIp;
+
+    @NonAPIParam
+    public long timeout = -1;
+
+    @NonAPIParam
+    public long pollingInterval = -1;
+
+
+    private Result makeResult(ApiResult res) {
+        Result ret = new Result();
+        if (res.error != null) {
+            ret.error = res.error;
+            return ret;
+        }
+        
+        org.zstack.sdk.UnmountModelFromVmInstanceResult value = res.getResult(org.zstack.sdk.UnmountModelFromVmInstanceResult.class);
+        ret.value = value == null ? new org.zstack.sdk.UnmountModelFromVmInstanceResult() : value; 
+
+        return ret;
+    }
+
+    public Result call() {
+        ApiResult res = ZSClient.call(this);
+        return makeResult(res);
+    }
+
+    public void call(final Completion<Result> completion) {
+        ZSClient.call(this, new InternalCompletion() {
+            @Override
+            public void complete(ApiResult res) {
+                completion.complete(makeResult(res));
+            }
+        });
+    }
+
+    protected Map<String, Parameter> getParameterMap() {
+        return parameterMap;
+    }
+
+    protected Map<String, Parameter> getNonAPIParameterMap() {
+        return nonAPIParameterMap;
+    }
+
+    protected RestInfo getRestInfo() {
+        RestInfo info = new RestInfo();
+        info.httpMethod = "DELETE";
+        info.path = "/vm-model-mounts/{uuid}";
+        info.needSession = true;
+        info.needPoll = true;
+        info.parameterName = "";
+        return info;
+    }
+
+}
diff --git a/sdk/src/main/java/org/zstack/sdk/UnmountModelFromVmInstanceResult.java b/sdk/src/main/java/org/zstack/sdk/UnmountModelFromVmInstanceResult.java
new file mode 100644
index 00000000000..736cdec965f
--- /dev/null
+++ b/sdk/src/main/java/org/zstack/sdk/UnmountModelFromVmInstanceResult.java
@@ -0,0 +1,7 @@
+package org.zstack.sdk;
+
+
+
+public class UnmountModelFromVmInstanceResult {
+
+}
diff --git a/sdk/src/main/java/org/zstack/sdk/VmModelMountInventory.java b/sdk/src/main/java/org/zstack/sdk/VmModelMountInventory.java
new file mode 100644
index 00000000000..e328b9292b4
--- /dev/null
+++ b/sdk/src/main/java/org/zstack/sdk/VmModelMountInventory.java
@@ -0,0 +1,87 @@
+package org.zstack.sdk;
+
+import org.zstack.sdk.VmModelMountStatus;
+
+public class VmModelMountInventory  {
+
+    public java.lang.String uuid;
+    public void setUuid(java.lang.String uuid) {
+        this.uuid = uuid;
+    }
+    public java.lang.String getUuid() {
+        return this.uuid;
+    }
+
+    public java.lang.String vmInstanceUuid;
+    public void setVmInstanceUuid(java.lang.String vmInstanceUuid) {
+        this.vmInstanceUuid = vmInstanceUuid;
+    }
+    public java.lang.String getVmInstanceUuid() {
+        return this.vmInstanceUuid;
+    }
+
+    public java.lang.String modelUuid;
+    public void setModelUuid(java.lang.String modelUuid) {
+        this.modelUuid = modelUuid;
+    }
+    public java.lang.String getModelUuid() {
+        return this.modelUuid;
+    }
+
+    public java.lang.String modelName;
+    public void setModelName(java.lang.String modelName) {
+        this.modelName = modelName;
+    }
+    public java.lang.String getModelName() {
+        return this.modelName;
+    }
+
+    public java.lang.String mountPath;
+    public void setMountPath(java.lang.String mountPath) {
+        this.mountPath = mountPath;
+    }
+    public java.lang.String getMountPath() {
+        return this.mountPath;
+    }
+
+    public java.lang.String sourcePath;
+    public void setSourcePath(java.lang.String sourcePath) {
+        this.sourcePath = sourcePath;
+    }
+    public java.lang.String getSourcePath() {
+        return this.sourcePath;
+    }
+
+    public VmModelMountStatus status;
+    public void setStatus(VmModelMountStatus status) {
+        this.status = status;
+    }
+    public VmModelMountStatus getStatus() {
+        return this.status;
+    }
+
+    public java.lang.String accountUuid;
+    public void setAccountUuid(java.lang.String accountUuid) {
+        this.accountUuid = accountUuid;
+    }
+    public java.lang.String getAccountUuid() {
+        return this.accountUuid;
+    }
+
+    public java.sql.Timestamp createDate;
+    public void setCreateDate(java.sql.Timestamp createDate) {
+        this.createDate = createDate;
+    }
+    public java.sql.Timestamp getCreateDate() {
+        return this.createDate;
+    }
+
+    public java.sql.Timestamp lastOpDate;
+    public void setLastOpDate(java.sql.Timestamp lastOpDate) {
+        this.lastOpDate = lastOpDate;
+    }
+    public java.sql.Timestamp getLastOpDate() {
+        return this.lastOpDate;
+    }
+
+}
diff --git a/sdk/src/main/java/org/zstack/sdk/VmModelMountStatus.java b/sdk/src/main/java/org/zstack/sdk/VmModelMountStatus.java
new file mode 100644
index 00000000000..f4f42f5e8b0
--- /dev/null
+++ b/sdk/src/main/java/org/zstack/sdk/VmModelMountStatus.java
@@ -0,0 +1,7 @@
+package org.zstack.sdk;
+
+public enum VmModelMountStatus {
+	Mounting,
+	Mounted,
+	Unmounting,
+}
diff --git a/testlib/src/main/java/org/zstack/testlib/ApiHelper.groovy b/testlib/src/main/java/org/zstack/testlib/ApiHelper.groovy
index c0e26b91936..b4c0aacf817 100644
--- a/testlib/src/main/java/org/zstack/testlib/ApiHelper.groovy
+++ b/testlib/src/main/java/org/zstack/testlib/ApiHelper.groovy
@@ -27611,6 +27611,33 @@ abstract class ApiHelper {
     }
 
 
+    def mountModelToVmInstance(@DelegatesTo(strategy = Closure.OWNER_FIRST, value = org.zstack.sdk.MountModelToVmInstanceAction.class) Closure c) {
+        def a = new org.zstack.sdk.MountModelToVmInstanceAction()
+        a.sessionId = Test.currentEnvSpec?.session?.uuid
+        c.resolveStrategy = Closure.OWNER_FIRST
+        c.delegate = a
+        c()
+        
+
+        if (System.getProperty("apipath") != null) {
+            if (a.apiId == null) {
+                a.apiId = Platform.uuid
+            }
+    
+            def tracker = new ApiPathTracker(a.apiId)
+            def out = errorOut(a.call())
+            def path = tracker.getApiPath()
+            if (!path.isEmpty()) {
+                Test.apiPaths[a.class.name] = path.join(" --->\n")
+            }
+        
+            return out
+        } else {
+            return errorOut(a.call())
+        }
+    }
+
+
     def mountVmInstanceRecoveryPoint(@DelegatesTo(strategy = Closure.OWNER_FIRST, value = org.zstack.sdk.MountVmInstanceRecoveryPointAction.class) Closure c) {
         def a = new org.zstack.sdk.MountVmInstanceRecoveryPointAction()
         a.sessionId = Test.currentEnvSpec?.session?.uuid
@@ -36048,6 +36075,35 @@ abstract class ApiHelper {
     }
 
 
+    def queryVmModelMount(@DelegatesTo(strategy = Closure.OWNER_FIRST, value = org.zstack.sdk.QueryVmModelMountAction.class) Closure c) {
+        def a = new org.zstack.sdk.QueryVmModelMountAction()
+        a.sessionId = Test.currentEnvSpec?.session?.uuid
+        c.resolveStrategy = Closure.OWNER_FIRST
+        c.delegate = a
+        c()
+        
+        a.conditions = a.conditions.collect { it.toString() }
+
+
+        if (System.getProperty("apipath") != null) {
+            if (a.apiId == null) {
+                a.apiId = Platform.uuid
+            }
+    
+            def tracker = new ApiPathTracker(a.apiId)
+            def out = errorOut(a.call())
+            def path = tracker.getApiPath()
+            if (!path.isEmpty()) {
+                Test.apiPaths[a.class.name] = path.join(" --->\n")
+            }
+        
+            return out
+        } else {
+            return errorOut(a.call())
+        }
+    }
+
+
     def queryVmNic(@DelegatesTo(strategy = Closure.OWNER_FIRST, value = org.zstack.sdk.QueryVmNicAction.class) Closure c) {
         def a = new org.zstack.sdk.QueryVmNicAction()
         a.sessionId = Test.currentEnvSpec?.session?.uuid
@@ -42484,6 +42540,33 @@ abstract class ApiHelper {
     }
 
 
+    def unmountModelFromVmInstance(@DelegatesTo(strategy = Closure.OWNER_FIRST, value = org.zstack.sdk.UnmountModelFromVmInstanceAction.class) Closure c) {
+        def a = new org.zstack.sdk.UnmountModelFromVmInstanceAction()
+        a.sessionId = Test.currentEnvSpec?.session?.uuid
+        c.resolveStrategy = Closure.OWNER_FIRST
+        c.delegate = a
+        c()
+        
+
+        if (System.getProperty("apipath") != null) {
+            if (a.apiId == null) {
+                a.apiId = Platform.uuid
+            }
+    
+            def tracker = new ApiPathTracker(a.apiId)
+            def out = errorOut(a.call())
+            def path = tracker.getApiPath()
+            if (!path.isEmpty()) {
+                Test.apiPaths[a.class.name] = path.join(" --->\n")
+            }
+        
+            return out
+        } else {
+            return errorOut(a.call())
+        }
+    }
+
+
     def unmountVmInstanceRecoveryPoint(@DelegatesTo(strategy = Closure.OWNER_FIRST, value = org.zstack.sdk.UnmountVmInstanceRecoveryPointAction.class) Closure c) {
         def a = new org.zstack.sdk.UnmountVmInstanceRecoveryPointAction()
         a.sessionId = Test.currentEnvSpec?.session?.uuid
diff --git a/utils/src/main/java/org/zstack/utils/clouderrorcode/CloudOperationsErrorCode.java b/utils/src/main/java/org/zstack/utils/clouderrorcode/CloudOperationsErrorCode.java
index f08b4267781..935e0329575 100644
--- a/utils/src/main/java/org/zstack/utils/clouderrorcode/CloudOperationsErrorCode.java
+++ b/utils/src/main/java/org/zstack/utils/clouderrorcode/CloudOperationsErrorCode.java
@@ -14824,6 +14824,21 @@ public class CloudOperationsErrorCode {
 
     public static final String ORG_ZSTACK_AI_10137 = "ORG_ZSTACK_AI_10137";
 
+    // VM Model Mount error codes (ZSTAC-83157)
+    public static final String ORG_ZSTACK_AI_10138 = "ORG_ZSTACK_AI_10138";
+    public static final String ORG_ZSTACK_AI_10139 = "ORG_ZSTACK_AI_10139";
+    public static final String ORG_ZSTACK_AI_10140 = "ORG_ZSTACK_AI_10140";
+    public static final String ORG_ZSTACK_AI_10141 = "ORG_ZSTACK_AI_10141";
+    public static final String ORG_ZSTACK_AI_10142 = "ORG_ZSTACK_AI_10142";
+    public static final String ORG_ZSTACK_AI_10143 = "ORG_ZSTACK_AI_10143";
+    public static final String ORG_ZSTACK_AI_10144 = "ORG_ZSTACK_AI_10144";
+    public static final String ORG_ZSTACK_AI_10145 = "ORG_ZSTACK_AI_10145";
+    public static final String ORG_ZSTACK_AI_10146 = "ORG_ZSTACK_AI_10146";
+    public static final String ORG_ZSTACK_AI_10147 = "ORG_ZSTACK_AI_10147";
+    public static final String ORG_ZSTACK_AI_10148 = "ORG_ZSTACK_AI_10148";
+    public static final String ORG_ZSTACK_AI_10149 = "ORG_ZSTACK_AI_10149";
+    public static final String ORG_ZSTACK_AI_10157 = "ORG_ZSTACK_AI_10157";
+
     public static final String ORG_ZSTACK_CORE_CLOUDBUS_10000 = "ORG_ZSTACK_CORE_CLOUDBUS_10000";
 
     public static final String ORG_ZSTACK_CORE_CLOUDBUS_10001 = "ORG_ZSTACK_CORE_CLOUDBUS_10001";