diff --git a/model/channel_monitor.go b/model/channel_monitor.go
new file mode 100644
index 00000000..d0b20fd7
--- /dev/null
+++ b/model/channel_monitor.go
@@ -0,0 +1,66 @@
+package model
+
+import "time"
+
+type ChannelMonitor struct {
+	Id               int        `json:"id" gorm:"primaryKey;autoIncrement"`
+	Name             string     `json:"name" gorm:"size:128;not null"`
+	ChannelId        int        `json:"channel_id" gorm:"index;default:0"`
+	TargetUrl        string     `json:"target_url" gorm:"size:512;not null"`
+	PrimaryModel     string     `json:"primary_model" gorm:"size:128;not null"`
+	ExtraModels      string     `json:"extra_models" gorm:"type:text"`
+	CheckInterval    int        `json:"check_interval" gorm:"not null;default:300"`
+	Timeout          int        `json:"timeout" gorm:"not null;default:30"`
+	RequestTemplates string     `json:"request_templates" gorm:"type:text"`
+	CustomHeaders    string     `json:"custom_headers" gorm:"type:text"`
+	CustomBody       string     `json:"custom_body" gorm:"type:text"`
+	Status           int        `json:"status" gorm:"not null;default:1;index"`
+	LastCheckedAt    *time.Time `json:"last_checked_at"`
+	CreatedAt        time.Time  `json:"created_at"`
+	UpdatedAt        time.Time  `json:"updated_at"`
+}
+
+func (ChannelMonitor) TableName() string {
+	return "channel_monitors"
+}
+
+func (m *ChannelMonitor) Insert() error {
+	return DB.Create(m).Error
+}
+
+func (m *ChannelMonitor) Update() error {
+	return DB.Save(m).Error
+}
+
+func GetChannelMonitorByID(id int) (*ChannelMonitor, error) {
+	var monitor ChannelMonitor
+	err := DB.First(&monitor, "id = ?", id).Error
+	return &monitor, err
+}
+
+func GetEnabledChannelMonitors() ([]ChannelMonitor, error) {
+	var monitors []ChannelMonitor
+	err := DB.Where("status = ?", 1).Order("id DESC").Find(&monitors).Error
+	return monitors, err
+}
+
+func GetChannelMonitors(page int, pageSize int) ([]ChannelMonitor, int64, error) {
+	var monitors []ChannelMonitor
+	var total int64
+	query := DB.Model(&ChannelMonitor{})
+	if err := query.Count(&total).Error; err != nil {
+		return nil, 0, err
+	}
+	if page < 1 {
+		page = 1
+	}
+	if pageSize < 1 {
+		pageSize = 20
+	}
+	err := query.Order("id DESC").Offset((page - 1) * pageSize).Limit(pageSize).Find(&monitors).Error
+	return monitors, total, err
+}
+
+func DeleteChannelMonitorByID(id int) error {
+	return DB.Delete(&ChannelMonitor{}, id).Error
+}
diff --git a/model/channel_monitor_daily_rollup.go b/model/channel_monitor_daily_rollup.go
new file mode 100644
index 00000000..bb2a2b6d
--- /dev/null
+++ b/model/channel_monitor_daily_rollup.go
@@ -0,0 +1,41 @@
+package model
+
+type ChannelMonitorDailyRollup struct {
+	Id            int    `json:"id" gorm:"primaryKey;autoIncrement"`
+	MonitorId     int    `json:"monitor_id" gorm:"not null;index;uniqueIndex:idx_channel_monitor_daily_rollup,priority:1"`
+	ChannelId     int    `json:"channel_id" gorm:"index;uniqueIndex:idx_channel_monitor_daily_rollup,priority:2"`
+	ModelName     string `json:"model_name" gorm:"size:128;not null;uniqueIndex:idx_channel_monitor_daily_rollup,priority:3"`
+	Date          string `json:"date" gorm:"size:10;not null;uniqueIndex:idx_channel_monitor_daily_rollup,priority:4"`
+	TotalChecks   int    `json:"total_checks" gorm:"not null;default:0"`
+	PassCount     int    `json:"pass_count" gorm:"not null;default:0"`
+	DegradedCount int    `json:"degraded_count" gorm:"not null;default:0"`
+	FailedCount   int    `json:"failed_count" gorm:"not null;default:0"`
+	AvgLatencyMs  int    `json:"avg_latency_ms" gorm:"not null;default:0"`
+}
+
+func (ChannelMonitorDailyRollup) TableName() string {
+	return "channel_monitor_daily_rollups"
+}
+
+func GetChannelMonitorDailyRollups(monitorId int, modelName string, startDate string, endDate string) ([]ChannelMonitorDailyRollup, error) {
+	var rollups []ChannelMonitorDailyRollup
+	query := DB.Model(&ChannelMonitorDailyRollup{})
+	if monitorId > 0 {
+		query = query.Where("monitor_id = ?", monitorId)
+	}
+	if modelName != "" {
+		query = query.Where("model_name = ?", modelName)
+	}
+	if startDate != "" {
+		query = query.Where("date >= ?", startDate)
+	}
+	if endDate != "" {
+		query = query.Where("date <= ?", endDate)
+	}
+	err := query.Order("date DESC").Find(&rollups).Error
+	return rollups, err
+}
+
+func GetMonitorDailyRollups(monitorId int, modelName string, startDate string, endDate string) ([]ChannelMonitorDailyRollup, error) {
+	return GetChannelMonitorDailyRollups(monitorId, modelName, startDate, endDate)
+}
diff --git a/model/channel_monitor_history.go b/model/channel_monitor_history.go
new file mode 100644
index 00000000..01a993bd
--- /dev/null
+++ b/model/channel_monitor_history.go
@@ -0,0 +1,61 @@
+package model
+
+import "time"
+
+type ChannelMonitorHistory struct {
+	Id              int       `json:"id" gorm:"primaryKey;autoIncrement"`
+	MonitorId       int       `json:"monitor_id" gorm:"index;not null"`
+	ChannelId       int       `json:"channel_id" gorm:"index"`
+	ModelName       string    `json:"model_name" gorm:"size:128;not null;index"`
+	Status          string    `json:"status" gorm:"size:16;not null;index"`
+	StatusCode      int       `json:"status_code"`
+	LatencyMs       int       `json:"latency_ms"`
+	ErrorMessage    string    `json:"error_message" gorm:"type:text"`
+	RequestBody     string    `json:"request_body" gorm:"type:text"`
+	ResponseSnippet string    `json:"response_snippet" gorm:"type:text"`
+	CheckedAt       time.Time `json:"checked_at" gorm:"index;not null"`
+}
+
+func (ChannelMonitorHistory) TableName() string {
+	return "channel_monitor_histories"
+}
+
+func (h *ChannelMonitorHistory) Insert() error {
+	return DB.Create(h).Error
+}
+
+func GetChannelMonitorHistories(monitorId int, page int, pageSize int, modelName string, status string, startTime *time.Time, endTime *time.Time) ([]ChannelMonitorHistory, int64, error) {
+	var histories []ChannelMonitorHistory
+	var total int64
+	query := DB.Model(&ChannelMonitorHistory{})
+	if monitorId > 0 {
+		query = query.Where("monitor_id = ?", monitorId)
+	}
+	if modelName != "" {
+		query = query.Where("model_name = ?", modelName)
+	}
+	if status != "" {
+		query = query.Where("status = ?", status)
+	}
+	if startTime != nil {
+		query = query.Where("checked_at >= ?", *startTime)
+	}
+	if endTime != nil {
+		query = query.Where("checked_at <= ?", *endTime)
+	}
+	if err := query.Count(&total).Error; err != nil {
+		return nil, 0, err
+	}
+	if page < 1 {
+		page = 1
+	}
+	if pageSize < 1 {
+		pageSize = 20
+	}
+	err := query.Order("id DESC").Offset((page - 1) * pageSize).Limit(pageSize).Find(&histories).Error
+	return histories, total, err
+}
+
+func GetMonitorHistory(monitorId int, page int, pageSize int, modelName string, status string, startTime *time.Time, endTime *time.Time) ([]ChannelMonitorHistory, int64, error) {
+	return GetChannelMonitorHistories(monitorId, page, pageSize, modelName, status, startTime, endTime)
+}
diff --git a/model/main.go b/model/main.go
index 2e554302..c286d64f 100644
--- a/model/main.go
+++ b/model/main.go
@@ -285,6 +285,9 @@ func migrateDB() error {
 		&PromoCodeUsage{},
 		&Announcement{},
 		&AnnouncementRead{},
+		&ChannelMonitor{},
+		&ChannelMonitorHistory{},
+		&ChannelMonitorDailyRollup{},
 	)
 	if err != nil {
 		return err
@@ -338,6 +341,9 @@ func migrateDBFast() error {
 		{&PromoCodeUsage{}, "PromoCodeUsage"},
 		{&Announcement{}, "Announcement"},
 		{&AnnouncementRead{}, "AnnouncementRead"},
+		{&ChannelMonitor{}, "ChannelMonitor"},
+		{&ChannelMonitorHistory{}, "ChannelMonitorHistory"},
+		{&ChannelMonitorDailyRollup{}, "ChannelMonitorDailyRollup"},
 	}
 	// 动态计算migration数量，确保errChan缓冲区足够大
 	errChan := make(chan error, len(migrations))