diff --git a/backend/ent/group.go b/backend/ent/group.go
index 8f30c26470..29912a2133 100644
--- a/backend/ent/group.go
+++ b/backend/ent/group.go
@@ -122,6 +122,8 @@ type Group struct {
 	AllowMessagesDispatch bool `json:"allow_messages_dispatch,omitempty"`
 	// 是否允许此 OpenAI 分组访问 Live 接口
 	AllowLive bool `json:"allow_live,omitempty"`
+	// 是否强制此 OpenAI/Composite 分组请求使用 service_tier=priority
+	ForceOpenaiFast bool `json:"force_openai_fast,omitempty"`
 	// 仅允许非 apikey 类型账号关联到此分组
 	RequireOauthOnly bool `json:"require_oauth_only,omitempty"`
 	// 调度时仅允许 privacy 已成功设置的账号
@@ -252,7 +254,7 @@ func (*Group) scanValues(columns []string) ([]any, error) {
 		switch columns[i] {
 		case group.FieldVideoModelPrices, group.FieldModelPricing, group.FieldModelRouting, group.FieldSupportedModelScopes, group.FieldMessagesDispatchModelConfig, group.FieldModelsListConfig, group.FieldReasoningEffortMappings:
 			values[i] = new([]byte)
-		case group.FieldPeakRateEnabled, group.FieldIsExclusive, group.FieldAllowImageGeneration, group.FieldAllowBatchImageGeneration, group.FieldImageRateIndependent, group.FieldVideoRateIndependent, group.FieldLongContextPricingEnabled, group.FieldClaudeCodeOnly, group.FieldModelRoutingEnabled, group.FieldMcpXMLInject, group.FieldAllowMessagesDispatch, group.FieldAllowLive, group.FieldRequireOauthOnly, group.FieldRequirePrivacySet, group.FieldProfitControlEnabled:
+		case group.FieldPeakRateEnabled, group.FieldIsExclusive, group.FieldAllowImageGeneration, group.FieldAllowBatchImageGeneration, group.FieldImageRateIndependent, group.FieldVideoRateIndependent, group.FieldLongContextPricingEnabled, group.FieldClaudeCodeOnly, group.FieldModelRoutingEnabled, group.FieldMcpXMLInject, group.FieldAllowMessagesDispatch, group.FieldAllowLive, group.FieldForceOpenaiFast, group.FieldRequireOauthOnly, group.FieldRequirePrivacySet, group.FieldProfitControlEnabled:
 			values[i] = new(sql.NullBool)
 		case group.FieldRateMultiplier, group.FieldPeakRateMultiplier, group.FieldDailyLimitUsd, group.FieldWeeklyLimitUsd, group.FieldMonthlyLimitUsd, group.FieldImageRateMultiplier, group.FieldImagePrice1k, group.FieldImagePrice2k, group.FieldImagePrice4k, group.FieldBatchImageDiscountMultiplier, group.FieldBatchImageHoldMultiplier, group.FieldVideoRateMultiplier, group.FieldVideoPrice480p, group.FieldVideoPrice720p, group.FieldVideoPrice1080p, group.FieldWebSearchPricePerCall, group.FieldSearchPricePer1k, group.FieldAudioRealtimePricePerMin, group.FieldAudioTtsPricePerMillionChars, group.FieldAudioSttPricePerHour, group.FieldProfitMinMargin, group.FieldProfitSafetyBuffer:
 			values[i] = new(sql.NullFloat64)
@@ -616,6 +618,12 @@ func (_m *Group) assignValues(columns []string, values []any) error {
 			} else if value.Valid {
 				_m.AllowLive = value.Bool
 			}
+		case group.FieldForceOpenaiFast:
+			if value, ok := values[i].(*sql.NullBool); !ok {
+				return fmt.Errorf("unexpected type %T for field force_openai_fast", values[i])
+			} else if value.Valid {
+				_m.ForceOpenaiFast = value.Bool
+			}
 		case group.FieldRequireOauthOnly:
 			if value, ok := values[i].(*sql.NullBool); !ok {
 				return fmt.Errorf("unexpected type %T for field require_oauth_only", values[i])
@@ -955,6 +963,9 @@ func (_m *Group) String() string {
 	builder.WriteString("allow_live=")
 	builder.WriteString(fmt.Sprintf("%v", _m.AllowLive))
 	builder.WriteString(", ")
+	builder.WriteString("force_openai_fast=")
+	builder.WriteString(fmt.Sprintf("%v", _m.ForceOpenaiFast))
+	builder.WriteString(", ")
 	builder.WriteString("require_oauth_only=")
 	builder.WriteString(fmt.Sprintf("%v", _m.RequireOauthOnly))
 	builder.WriteString(", ")
diff --git a/backend/ent/group/group.go b/backend/ent/group/group.go
index 5ec04d32ae..87cdad3dff 100644
--- a/backend/ent/group/group.go
+++ b/backend/ent/group/group.go
@@ -118,6 +118,8 @@ const (
 	FieldAllowMessagesDispatch = "allow_messages_dispatch"
 	// FieldAllowLive holds the string denoting the allow_live field in the database.
 	FieldAllowLive = "allow_live"
+	// FieldForceOpenaiFast holds the string denoting the force_openai_fast field in the database.
+	FieldForceOpenaiFast = "force_openai_fast"
 	// FieldRequireOauthOnly holds the string denoting the require_oauth_only field in the database.
 	FieldRequireOauthOnly = "require_oauth_only"
 	// FieldRequirePrivacySet holds the string denoting the require_privacy_set field in the database.
@@ -266,6 +268,7 @@ var Columns = []string{
 	FieldSortOrder,
 	FieldAllowMessagesDispatch,
 	FieldAllowLive,
+	FieldForceOpenaiFast,
 	FieldRequireOauthOnly,
 	FieldRequirePrivacySet,
 	FieldDefaultMappedModel,
@@ -386,6 +389,8 @@ var (
 	DefaultAllowMessagesDispatch bool
 	// DefaultAllowLive holds the default value on creation for the "allow_live" field.
 	DefaultAllowLive bool
+	// DefaultForceOpenaiFast holds the default value on creation for the "force_openai_fast" field.
+	DefaultForceOpenaiFast bool
 	// DefaultRequireOauthOnly holds the default value on creation for the "require_oauth_only" field.
 	DefaultRequireOauthOnly bool
 	// DefaultRequirePrivacySet holds the default value on creation for the "require_privacy_set" field.
@@ -657,6 +662,11 @@ func ByAllowLive(opts ...sql.OrderTermOption) OrderOption {
 	return sql.OrderByField(FieldAllowLive, opts...).ToFunc()
 }
 
+// ByForceOpenaiFast orders the results by the force_openai_fast field.
+func ByForceOpenaiFast(opts ...sql.OrderTermOption) OrderOption {
+	return sql.OrderByField(FieldForceOpenaiFast, opts...).ToFunc()
+}
+
 // ByRequireOauthOnly orders the results by the require_oauth_only field.
 func ByRequireOauthOnly(opts ...sql.OrderTermOption) OrderOption {
 	return sql.OrderByField(FieldRequireOauthOnly, opts...).ToFunc()
diff --git a/backend/ent/group/where.go b/backend/ent/group/where.go
index 685a48a922..357c6921b8 100644
--- a/backend/ent/group/where.go
+++ b/backend/ent/group/where.go
@@ -290,6 +290,11 @@ func AllowLive(v bool) predicate.Group {
 	return predicate.Group(sql.FieldEQ(FieldAllowLive, v))
 }
 
+// ForceOpenaiFast applies equality check predicate on the "force_openai_fast" field. It's identical to ForceOpenaiFastEQ.
+func ForceOpenaiFast(v bool) predicate.Group {
+	return predicate.Group(sql.FieldEQ(FieldForceOpenaiFast, v))
+}
+
 // RequireOauthOnly applies equality check predicate on the "require_oauth_only" field. It's identical to RequireOauthOnlyEQ.
 func RequireOauthOnly(v bool) predicate.Group {
 	return predicate.Group(sql.FieldEQ(FieldRequireOauthOnly, v))
@@ -2270,6 +2275,16 @@ func AllowLiveNEQ(v bool) predicate.Group {
 	return predicate.Group(sql.FieldNEQ(FieldAllowLive, v))
 }
 
+// ForceOpenaiFastEQ applies the EQ predicate on the "force_openai_fast" field.
+func ForceOpenaiFastEQ(v bool) predicate.Group {
+	return predicate.Group(sql.FieldEQ(FieldForceOpenaiFast, v))
+}
+
+// ForceOpenaiFastNEQ applies the NEQ predicate on the "force_openai_fast" field.
+func ForceOpenaiFastNEQ(v bool) predicate.Group {
+	return predicate.Group(sql.FieldNEQ(FieldForceOpenaiFast, v))
+}
+
 // RequireOauthOnlyEQ applies the EQ predicate on the "require_oauth_only" field.
 func RequireOauthOnlyEQ(v bool) predicate.Group {
 	return predicate.Group(sql.FieldEQ(FieldRequireOauthOnly, v))
diff --git a/backend/ent/group_create.go b/backend/ent/group_create.go
index e5e92ccd3f..9e0a846ee5 100644
--- a/backend/ent/group_create.go
+++ b/backend/ent/group_create.go
@@ -704,6 +704,20 @@ func (_c *GroupCreate) SetNillableAllowLive(v *bool) *GroupCreate {
 	return _c
 }
 
+// SetForceOpenaiFast sets the "force_openai_fast" field.
+func (_c *GroupCreate) SetForceOpenaiFast(v bool) *GroupCreate {
+	_c.mutation.SetForceOpenaiFast(v)
+	return _c
+}
+
+// SetNillableForceOpenaiFast sets the "force_openai_fast" field if the given value is not nil.
+func (_c *GroupCreate) SetNillableForceOpenaiFast(v *bool) *GroupCreate {
+	if v != nil {
+		_c.SetForceOpenaiFast(*v)
+	}
+	return _c
+}
+
 // SetRequireOauthOnly sets the "require_oauth_only" field.
 func (_c *GroupCreate) SetRequireOauthOnly(v bool) *GroupCreate {
 	_c.mutation.SetRequireOauthOnly(v)
@@ -1095,6 +1109,10 @@ func (_c *GroupCreate) defaults() error {
 		v := group.DefaultAllowLive
 		_c.mutation.SetAllowLive(v)
 	}
+	if _, ok := _c.mutation.ForceOpenaiFast(); !ok {
+		v := group.DefaultForceOpenaiFast
+		_c.mutation.SetForceOpenaiFast(v)
+	}
 	if _, ok := _c.mutation.RequireOauthOnly(); !ok {
 		v := group.DefaultRequireOauthOnly
 		_c.mutation.SetRequireOauthOnly(v)
@@ -1286,6 +1304,9 @@ func (_c *GroupCreate) check() error {
 	if _, ok := _c.mutation.AllowLive(); !ok {
 		return &ValidationError{Name: "allow_live", err: errors.New(`ent: missing required field "Group.allow_live"`)}
 	}
+	if _, ok := _c.mutation.ForceOpenaiFast(); !ok {
+		return &ValidationError{Name: "force_openai_fast", err: errors.New(`ent: missing required field "Group.force_openai_fast"`)}
+	}
 	if _, ok := _c.mutation.RequireOauthOnly(); !ok {
 		return &ValidationError{Name: "require_oauth_only", err: errors.New(`ent: missing required field "Group.require_oauth_only"`)}
 	}
@@ -1560,6 +1581,10 @@ func (_c *GroupCreate) createSpec() (*Group, *sqlgraph.CreateSpec) {
 		_spec.SetField(group.FieldAllowLive, field.TypeBool, value)
 		_node.AllowLive = value
 	}
+	if value, ok := _c.mutation.ForceOpenaiFast(); ok {
+		_spec.SetField(group.FieldForceOpenaiFast, field.TypeBool, value)
+		_node.ForceOpenaiFast = value
+	}
 	if value, ok := _c.mutation.RequireOauthOnly(); ok {
 		_spec.SetField(group.FieldRequireOauthOnly, field.TypeBool, value)
 		_node.RequireOauthOnly = value
@@ -2618,6 +2643,18 @@ func (u *GroupUpsert) UpdateAllowLive() *GroupUpsert {
 	return u
 }
 
+// SetForceOpenaiFast sets the "force_openai_fast" field.
+func (u *GroupUpsert) SetForceOpenaiFast(v bool) *GroupUpsert {
+	u.Set(group.FieldForceOpenaiFast, v)
+	return u
+}
+
+// UpdateForceOpenaiFast sets the "force_openai_fast" field to the value that was provided on create.
+func (u *GroupUpsert) UpdateForceOpenaiFast() *GroupUpsert {
+	u.SetExcluded(group.FieldForceOpenaiFast)
+	return u
+}
+
 // SetRequireOauthOnly sets the "require_oauth_only" field.
 func (u *GroupUpsert) SetRequireOauthOnly(v bool) *GroupUpsert {
 	u.Set(group.FieldRequireOauthOnly, v)
@@ -3817,6 +3854,20 @@ func (u *GroupUpsertOne) UpdateAllowLive() *GroupUpsertOne {
 	})
 }
 
+// SetForceOpenaiFast sets the "force_openai_fast" field.
+func (u *GroupUpsertOne) SetForceOpenaiFast(v bool) *GroupUpsertOne {
+	return u.Update(func(s *GroupUpsert) {
+		s.SetForceOpenaiFast(v)
+	})
+}
+
+// UpdateForceOpenaiFast sets the "force_openai_fast" field to the value that was provided on create.
+func (u *GroupUpsertOne) UpdateForceOpenaiFast() *GroupUpsertOne {
+	return u.Update(func(s *GroupUpsert) {
+		s.UpdateForceOpenaiFast()
+	})
+}
+
 // SetRequireOauthOnly sets the "require_oauth_only" field.
 func (u *GroupUpsertOne) SetRequireOauthOnly(v bool) *GroupUpsertOne {
 	return u.Update(func(s *GroupUpsert) {
@@ -5207,6 +5258,20 @@ func (u *GroupUpsertBulk) UpdateAllowLive() *GroupUpsertBulk {
 	})
 }
 
+// SetForceOpenaiFast sets the "force_openai_fast" field.
+func (u *GroupUpsertBulk) SetForceOpenaiFast(v bool) *GroupUpsertBulk {
+	return u.Update(func(s *GroupUpsert) {
+		s.SetForceOpenaiFast(v)
+	})
+}
+
+// UpdateForceOpenaiFast sets the "force_openai_fast" field to the value that was provided on create.
+func (u *GroupUpsertBulk) UpdateForceOpenaiFast() *GroupUpsertBulk {
+	return u.Update(func(s *GroupUpsert) {
+		s.UpdateForceOpenaiFast()
+	})
+}
+
 // SetRequireOauthOnly sets the "require_oauth_only" field.
 func (u *GroupUpsertBulk) SetRequireOauthOnly(v bool) *GroupUpsertBulk {
 	return u.Update(func(s *GroupUpsert) {
diff --git a/backend/ent/group_update.go b/backend/ent/group_update.go
index 41e06b4471..ed68bcacb9 100644
--- a/backend/ent/group_update.go
+++ b/backend/ent/group_update.go
@@ -989,6 +989,20 @@ func (_u *GroupUpdate) SetNillableAllowLive(v *bool) *GroupUpdate {
 	return _u
 }
 
+// SetForceOpenaiFast sets the "force_openai_fast" field.
+func (_u *GroupUpdate) SetForceOpenaiFast(v bool) *GroupUpdate {
+	_u.mutation.SetForceOpenaiFast(v)
+	return _u
+}
+
+// SetNillableForceOpenaiFast sets the "force_openai_fast" field if the given value is not nil.
+func (_u *GroupUpdate) SetNillableForceOpenaiFast(v *bool) *GroupUpdate {
+	if v != nil {
+		_u.SetForceOpenaiFast(*v)
+	}
+	return _u
+}
+
 // SetRequireOauthOnly sets the "require_oauth_only" field.
 func (_u *GroupUpdate) SetRequireOauthOnly(v bool) *GroupUpdate {
 	_u.mutation.SetRequireOauthOnly(v)
@@ -1797,6 +1811,9 @@ func (_u *GroupUpdate) sqlSave(ctx context.Context) (_node int, err error) {
 	if value, ok := _u.mutation.AllowLive(); ok {
 		_spec.SetField(group.FieldAllowLive, field.TypeBool, value)
 	}
+	if value, ok := _u.mutation.ForceOpenaiFast(); ok {
+		_spec.SetField(group.FieldForceOpenaiFast, field.TypeBool, value)
+	}
 	if value, ok := _u.mutation.RequireOauthOnly(); ok {
 		_spec.SetField(group.FieldRequireOauthOnly, field.TypeBool, value)
 	}
@@ -3110,6 +3127,20 @@ func (_u *GroupUpdateOne) SetNillableAllowLive(v *bool) *GroupUpdateOne {
 	return _u
 }
 
+// SetForceOpenaiFast sets the "force_openai_fast" field.
+func (_u *GroupUpdateOne) SetForceOpenaiFast(v bool) *GroupUpdateOne {
+	_u.mutation.SetForceOpenaiFast(v)
+	return _u
+}
+
+// SetNillableForceOpenaiFast sets the "force_openai_fast" field if the given value is not nil.
+func (_u *GroupUpdateOne) SetNillableForceOpenaiFast(v *bool) *GroupUpdateOne {
+	if v != nil {
+		_u.SetForceOpenaiFast(*v)
+	}
+	return _u
+}
+
 // SetRequireOauthOnly sets the "require_oauth_only" field.
 func (_u *GroupUpdateOne) SetRequireOauthOnly(v bool) *GroupUpdateOne {
 	_u.mutation.SetRequireOauthOnly(v)
@@ -3948,6 +3979,9 @@ func (_u *GroupUpdateOne) sqlSave(ctx context.Context) (_node *Group, err error)
 	if value, ok := _u.mutation.AllowLive(); ok {
 		_spec.SetField(group.FieldAllowLive, field.TypeBool, value)
 	}
+	if value, ok := _u.mutation.ForceOpenaiFast(); ok {
+		_spec.SetField(group.FieldForceOpenaiFast, field.TypeBool, value)
+	}
 	if value, ok := _u.mutation.RequireOauthOnly(); ok {
 		_spec.SetField(group.FieldRequireOauthOnly, field.TypeBool, value)
 	}
diff --git a/backend/ent/migrate/schema.go b/backend/ent/migrate/schema.go
index 270eecd87a..8aa1cc7a69 100644
--- a/backend/ent/migrate/schema.go
+++ b/backend/ent/migrate/schema.go
@@ -954,6 +954,7 @@ var (
 		{Name: "sort_order", Type: field.TypeInt, Default: 0},
 		{Name: "allow_messages_dispatch", Type: field.TypeBool, Default: false},
 		{Name: "allow_live", Type: field.TypeBool, Default: false},
+		{Name: "force_openai_fast", Type: field.TypeBool, Default: false},
 		{Name: "require_oauth_only", Type: field.TypeBool, Default: false},
 		{Name: "require_privacy_set", Type: field.TypeBool, Default: false},
 		{Name: "default_mapped_model", Type: field.TypeString, Size: 100, Default: ""},
diff --git a/backend/ent/mutation.go b/backend/ent/mutation.go
index 54d284ad97..6c22f3373c 100644
--- a/backend/ent/mutation.go
+++ b/backend/ent/mutation.go
@@ -22158,6 +22158,7 @@ type GroupMutation struct {
 	addsort_order                           *int
 	allow_messages_dispatch                 *bool
 	allow_live                              *bool
+	force_openai_fast                       *bool
 	require_oauth_only                      *bool
 	require_privacy_set                     *bool
 	default_mapped_model                    *string
@@ -24944,6 +24945,42 @@ func (m *GroupMutation) ResetAllowLive() {
 	m.allow_live = nil
 }
 
+// SetForceOpenaiFast sets the "force_openai_fast" field.
+func (m *GroupMutation) SetForceOpenaiFast(b bool) {
+	m.force_openai_fast = &b
+}
+
+// ForceOpenaiFast returns the value of the "force_openai_fast" field in the mutation.
+func (m *GroupMutation) ForceOpenaiFast() (r bool, exists bool) {
+	v := m.force_openai_fast
+	if v == nil {
+		return
+	}
+	return *v, true
+}
+
+// OldForceOpenaiFast returns the old "force_openai_fast" field's value of the Group entity.
+// If the Group object wasn't provided to the builder, the object is fetched from the database.
+// An error is returned if the mutation operation is not UpdateOne, or the database query fails.
+func (m *GroupMutation) OldForceOpenaiFast(ctx context.Context) (v bool, err error) {
+	if !m.op.Is(OpUpdateOne) {
+		return v, errors.New("OldForceOpenaiFast is only allowed on UpdateOne operations")
+	}
+	if m.id == nil || m.oldValue == nil {
+		return v, errors.New("OldForceOpenaiFast requires an ID field in the mutation")
+	}
+	oldValue, err := m.oldValue(ctx)
+	if err != nil {
+		return v, fmt.Errorf("querying old value for OldForceOpenaiFast: %w", err)
+	}
+	return oldValue.ForceOpenaiFast, nil
+}
+
+// ResetForceOpenaiFast resets all changes to the "force_openai_fast" field.
+func (m *GroupMutation) ResetForceOpenaiFast() {
+	m.force_openai_fast = nil
+}
+
 // SetRequireOauthOnly sets the "require_oauth_only" field.
 func (m *GroupMutation) SetRequireOauthOnly(b bool) {
 	m.require_oauth_only = &b
@@ -25773,7 +25810,7 @@ func (m *GroupMutation) Type() string {
 // order to get all numeric fields that were incremented/decremented, call
 // AddedFields().
 func (m *GroupMutation) Fields() []string {
-	fields := make([]string, 0, 62)
+	fields := make([]string, 0, 63)
 	if m.created_at != nil {
 		fields = append(fields, group.FieldCreatedAt)
 	}
@@ -25927,6 +25964,9 @@ func (m *GroupMutation) Fields() []string {
 	if m.allow_live != nil {
 		fields = append(fields, group.FieldAllowLive)
 	}
+	if m.force_openai_fast != nil {
+		fields = append(fields, group.FieldForceOpenaiFast)
+	}
 	if m.require_oauth_only != nil {
 		fields = append(fields, group.FieldRequireOauthOnly)
 	}
@@ -26070,6 +26110,8 @@ func (m *GroupMutation) Field(name string) (ent.Value, bool) {
 		return m.AllowMessagesDispatch()
 	case group.FieldAllowLive:
 		return m.AllowLive()
+	case group.FieldForceOpenaiFast:
+		return m.ForceOpenaiFast()
 	case group.FieldRequireOauthOnly:
 		return m.RequireOauthOnly()
 	case group.FieldRequirePrivacySet:
@@ -26203,6 +26245,8 @@ func (m *GroupMutation) OldField(ctx context.Context, name string) (ent.Value, e
 		return m.OldAllowMessagesDispatch(ctx)
 	case group.FieldAllowLive:
 		return m.OldAllowLive(ctx)
+	case group.FieldForceOpenaiFast:
+		return m.OldForceOpenaiFast(ctx)
 	case group.FieldRequireOauthOnly:
 		return m.OldRequireOauthOnly(ctx)
 	case group.FieldRequirePrivacySet:
@@ -26591,6 +26635,13 @@ func (m *GroupMutation) SetField(name string, value ent.Value) error {
 		}
 		m.SetAllowLive(v)
 		return nil
+	case group.FieldForceOpenaiFast:
+		v, ok := value.(bool)
+		if !ok {
+			return fmt.Errorf("unexpected type %T for field %s", value, name)
+		}
+		m.SetForceOpenaiFast(v)
+		return nil
 	case group.FieldRequireOauthOnly:
 		v, ok := value.(bool)
 		if !ok {
@@ -27332,6 +27383,9 @@ func (m *GroupMutation) ResetField(name string) error {
 	case group.FieldAllowLive:
 		m.ResetAllowLive()
 		return nil
+	case group.FieldForceOpenaiFast:
+		m.ResetForceOpenaiFast()
+		return nil
 	case group.FieldRequireOauthOnly:
 		m.ResetRequireOauthOnly()
 		return nil
diff --git a/backend/ent/runtime/runtime.go b/backend/ent/runtime/runtime.go
index 088b876b96..8323961ebd 100644
--- a/backend/ent/runtime/runtime.go
+++ b/backend/ent/runtime/runtime.go
@@ -1157,52 +1157,56 @@ func init() {
 	groupDescAllowLive := groupFields[47].Descriptor()
 	// group.DefaultAllowLive holds the default value on creation for the allow_live field.
 	group.DefaultAllowLive = groupDescAllowLive.Default.(bool)
+	// groupDescForceOpenaiFast is the schema descriptor for force_openai_fast field.
+	groupDescForceOpenaiFast := groupFields[48].Descriptor()
+	// group.DefaultForceOpenaiFast holds the default value on creation for the force_openai_fast field.
+	group.DefaultForceOpenaiFast = groupDescForceOpenaiFast.Default.(bool)
 	// groupDescRequireOauthOnly is the schema descriptor for require_oauth_only field.
-	groupDescRequireOauthOnly := groupFields[48].Descriptor()
+	groupDescRequireOauthOnly := groupFields[49].Descriptor()
 	// group.DefaultRequireOauthOnly holds the default value on creation for the require_oauth_only field.
 	group.DefaultRequireOauthOnly = groupDescRequireOauthOnly.Default.(bool)
 	// groupDescRequirePrivacySet is the schema descriptor for require_privacy_set field.
-	groupDescRequirePrivacySet := groupFields[49].Descriptor()
+	groupDescRequirePrivacySet := groupFields[50].Descriptor()
 	// group.DefaultRequirePrivacySet holds the default value on creation for the require_privacy_set field.
 	group.DefaultRequirePrivacySet = groupDescRequirePrivacySet.Default.(bool)
 	// groupDescDefaultMappedModel is the schema descriptor for default_mapped_model field.
-	groupDescDefaultMappedModel := groupFields[50].Descriptor()
+	groupDescDefaultMappedModel := groupFields[51].Descriptor()
 	// group.DefaultDefaultMappedModel holds the default value on creation for the default_mapped_model field.
 	group.DefaultDefaultMappedModel = groupDescDefaultMappedModel.Default.(string)
 	// group.DefaultMappedModelValidator is a validator for the "default_mapped_model" field. It is called by the builders before save.
 	group.DefaultMappedModelValidator = groupDescDefaultMappedModel.Validators[0].(func(string) error)
 	// groupDescMessagesDispatchModelConfig is the schema descriptor for messages_dispatch_model_config field.
-	groupDescMessagesDispatchModelConfig := groupFields[51].Descriptor()
+	groupDescMessagesDispatchModelConfig := groupFields[52].Descriptor()
 	// group.DefaultMessagesDispatchModelConfig holds the default value on creation for the messages_dispatch_model_config field.
 	group.DefaultMessagesDispatchModelConfig = groupDescMessagesDispatchModelConfig.Default.(domain.OpenAIMessagesDispatchModelConfig)
 	// groupDescModelsListConfig is the schema descriptor for models_list_config field.
-	groupDescModelsListConfig := groupFields[52].Descriptor()
+	groupDescModelsListConfig := groupFields[53].Descriptor()
 	// group.DefaultModelsListConfig holds the default value on creation for the models_list_config field.
 	group.DefaultModelsListConfig = groupDescModelsListConfig.Default.(domain.GroupModelsListConfig)
 	// groupDescRpmLimit is the schema descriptor for rpm_limit field.
-	groupDescRpmLimit := groupFields[53].Descriptor()
+	groupDescRpmLimit := groupFields[54].Descriptor()
 	// group.DefaultRpmLimit holds the default value on creation for the rpm_limit field.
 	group.DefaultRpmLimit = groupDescRpmLimit.Default.(int)
 	// groupDescMaxReasoningEffort is the schema descriptor for max_reasoning_effort field.
-	groupDescMaxReasoningEffort := groupFields[54].Descriptor()
+	groupDescMaxReasoningEffort := groupFields[55].Descriptor()
 	// group.DefaultMaxReasoningEffort holds the default value on creation for the max_reasoning_effort field.
 	group.DefaultMaxReasoningEffort = groupDescMaxReasoningEffort.Default.(string)
 	// group.MaxReasoningEffortValidator is a validator for the "max_reasoning_effort" field. It is called by the builders before save.
 	group.MaxReasoningEffortValidator = groupDescMaxReasoningEffort.Validators[0].(func(string) error)
 	// groupDescReasoningEffortMappings is the schema descriptor for reasoning_effort_mappings field.
-	groupDescReasoningEffortMappings := groupFields[55].Descriptor()
+	groupDescReasoningEffortMappings := groupFields[56].Descriptor()
 	// group.DefaultReasoningEffortMappings holds the default value on creation for the reasoning_effort_mappings field.
 	group.DefaultReasoningEffortMappings = groupDescReasoningEffortMappings.Default.([]domain.ReasoningEffortMapping)
 	// groupDescProfitControlEnabled is the schema descriptor for profit_control_enabled field.
-	groupDescProfitControlEnabled := groupFields[56].Descriptor()
+	groupDescProfitControlEnabled := groupFields[57].Descriptor()
 	// group.DefaultProfitControlEnabled holds the default value on creation for the profit_control_enabled field.
 	group.DefaultProfitControlEnabled = groupDescProfitControlEnabled.Default.(bool)
 	// groupDescProfitMinMargin is the schema descriptor for profit_min_margin field.
-	groupDescProfitMinMargin := groupFields[57].Descriptor()
+	groupDescProfitMinMargin := groupFields[58].Descriptor()
 	// group.DefaultProfitMinMargin holds the default value on creation for the profit_min_margin field.
 	group.DefaultProfitMinMargin = groupDescProfitMinMargin.Default.(float64)
 	// groupDescProfitSafetyBuffer is the schema descriptor for profit_safety_buffer field.
-	groupDescProfitSafetyBuffer := groupFields[58].Descriptor()
+	groupDescProfitSafetyBuffer := groupFields[59].Descriptor()
 	// group.DefaultProfitSafetyBuffer holds the default value on creation for the profit_safety_buffer field.
 	group.DefaultProfitSafetyBuffer = groupDescProfitSafetyBuffer.Default.(float64)
 	idempotencyrecordMixin := schema.IdempotencyRecord{}.Mixin()
diff --git a/backend/ent/schema/group.go b/backend/ent/schema/group.go
index f195ac51db..01efd0f5c3 100644
--- a/backend/ent/schema/group.go
+++ b/backend/ent/schema/group.go
@@ -242,6 +242,9 @@ func (Group) Fields() []ent.Field {
 		field.Bool("allow_live").
 			Default(false).
 			Comment("是否允许此 OpenAI 分组访问 Live 接口"),
+		field.Bool("force_openai_fast").
+			Default(false).
+			Comment("是否强制此 OpenAI/Composite 分组请求使用 service_tier=priority"),
 		field.Bool("require_oauth_only").
 			Default(false).
 			Comment("仅允许非 apikey 类型账号关联到此分组"),