diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index f078b8a..0f4df7e 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -9,10 +9,10 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4.1.1
+        uses: actions/checkout@v4.1.5
 
       - name: Install Go
-        uses: actions/setup-go@v4.1.0
+        uses: actions/setup-go@v5.0.1
         with:
           go-version-file: go.mod
 
diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index 96e99cf..945e17e 100644
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@@ -35,11 +35,11 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v4.1.1
+      uses: actions/checkout@v4.1.5
 
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL
-      uses: github/codeql-action/init@v2
+      uses: github/codeql-action/init@v3
       with:
         languages: ${{ matrix.language }}
         # If you wish to specify custom queries, you can do so here or in a config file.
diff --git a/service/fixed/databases/model.go b/service/fixed/databases/model.go
new file mode 100644
index 0000000..b849159
--- /dev/null
+++ b/service/fixed/databases/model.go
@@ -0,0 +1,146 @@
+package databases
+
+import (
+	"time"
+
+	"github.com/RedisLabs/rediscloud-go-api/internal"
+	"github.com/RedisLabs/rediscloud-go-api/service/databases"
+)
+
+type CreateFixedDatabase struct {
+	Name                                *string                `json:"name,omitempty"`
+	Protocol                            *string                `json:"protocol,omitempty"`
+	MemoryLimitInGB                     *float64               `json:"memoryLimitInGb,omitempty"`
+	SupportOSSClusterAPI                *bool                  `json:"supportOSSClusterApi,omitempty"`
+	RespVersion                         *string                `json:"respVersion,omitempty"`
+	UseExternalEndpointForOSSClusterAPI *bool                  `json:"useExternalEndpointForOSSClusterApi,omitempty"`
+	EnableDatabaseClustering            *bool                  `json:"enableDatabaseClustering,omitempty"`
+	DataPersistence                     *string                `json:"dataPersistence,omitempty"`
+	DataEvictionPolicy                  *string                `json:"dataEvictionPolicy,omitempty"`
+	Replication                         *bool                  `json:"replication,omitempty"`
+	PeriodicBackupPath                  *string                `json:"periodicBackupPath,omitempty"`
+	SourceIPs                           []*string              `json:"sourceIps,omitempty"`
+	RegexRules                          []*string              `json:"regexRules,omitempty"`
+	Replica                             *ReplicaOf             `json:"replica,omitempty"`
+	ClientTlsCertificates               []*DatabaseCertificate `json:"clientTlsCertificates,omitempty"`
+	EnableTls                           *bool                  `json:"enableTls,omitempty"`
+	Password                            *string                `json:"password,omitempty"`
+	Alerts                              []*databases.Alert     `json:"alerts,omitempty"`
+	Modules                             []*databases.Module    `json:"modules,omitempty"`
+}
+
+type UpdateFixedDatabase struct {
+	Name                                *string                `json:"name,omitempty"`
+	MemoryLimitInGB                     *float64               `json:"memoryLimitInGb,omitempty"`
+	SupportOSSClusterAPI                *bool                  `json:"supportOSSClusterApi,omitempty"`
+	RespVersion                         *string                `json:"respVersion,omitempty"`
+	UseExternalEndpointForOSSClusterAPI *bool                  `json:"useExternalEndpointForOSSClusterApi,omitempty"`
+	EnableDatabaseClustering            *bool                  `json:"enableDatabaseClustering,omitempty"`
+	DataPersistence                     *string                `json:"dataPersistence,omitempty"`
+	DataEvictionPolicy                  *string                `json:"dataEvictionPolicy,omitempty"`
+	Replication                         *bool                  `json:"replication,omitempty"`
+	PeriodicBackupPath                  *string                `json:"periodicBackupPath,omitempty"`
+	SourceIPs                           []*string              `json:"sourceIps,omitempty"`
+	Replica                             *ReplicaOf             `json:"replica,omitempty"`
+	RegexRules                          []*string              `json:"regexRules,omitempty"`
+	ClientTlsCertificates               []*DatabaseCertificate `json:"clientTlsCertificates,omitempty"`
+	EnableTls                           *bool                  `json:"enableTls,omitempty"`
+	Password                            *string                `json:"password,omitempty"`
+	Alerts                              []*databases.Alert     `json:"alerts,omitempty"`
+	// As with flexible databases, this is only available on the update endpoint
+	EnableDefaultUser *bool `json:"enableDefaultUser,omitempty"`
+}
+
+type FixedDatabase struct {
+	DatabaseId                          *int       `json:"databaseId,omitempty"`
+	Name                                *string    `json:"name,omitempty"`
+	Protocol                            *string    `json:"protocol,omitempty"`
+	Provider                            *string    `json:"provider,omitempty"`
+	Region                              *string    `json:"region,omitempty"`
+	RedisVersionCompliance              *string    `json:"redisVersionCompliance,omitempty"`
+	RespVersion                         *string    `json:"respVersion,omitempty"`
+	Status                              *string    `json:"status,omitempty"`
+	PlanMemoryLimit                     *float64   `json:"planMemoryLimit,omitempty"`
+	MemoryLimitMeasurementUnit          *string    `json:"memoryLimitMeasurementUnit,omitempty"`
+	MemoryLimitInGb                     *float64   `json:"memoryLimitInGb,omitempty"`
+	MemoryUsedInMb                      *float64   `json:"memoryUsedInMb,omitempty"`
+	NetworkMonthlyUsageInByte           *float64   `json:"networkMonthlyUsageInByte,omitempty"`
+	MemoryStorage                       *string    `json:"memoryStorage,omitempty"`
+	SupportOSSClusterAPI                *bool      `json:"supportOSSClusterApi,omitempty"`
+	UseExternalEndpointForOSSClusterAPI *bool      `json:"useExternalEndpointForOSSClusterApi,omitempty"`
+	DataPersistence                     *string    `json:"dataPersistence,omitempty"`
+	Replication                         *bool      `json:"replication,omitempty"`
+	DataEvictionPolicy                  *string    `json:"dataEvictionPolicy,omitempty"`
+	ActivatedOn                         *time.Time `json:"activatedOn,omitempty"`
+	LastModified                        *time.Time `json:"lastModified,omitempty"`
+	PublicEndpoint                      *string    `json:"publicEndpoint,omitempty"`
+	PrivateEndpoint                     *string    `json:"privateEndpoint,omitempty"`
+	// The following are undocumented but are returned
+	Replica    *ReplicaOf          `json:"replica,omitempty"`
+	Clustering *Clustering         `json:"clustering,omitempty"`
+	Security   *Security           `json:"security,omitempty"`
+	Modules    *[]databases.Module `json:"modules,omitempty"`
+	Alerts     *[]databases.Alert  `json:"alerts,omitempty"`
+	Backup     *databases.Backup   `json:"backup,omitempty"`
+}
+
+type ReplicaOf struct {
+	Description *string       `json:"description,omitempty"`
+	SyncSources []*SyncSource `json:"syncSources,omitempty"`
+}
+
+func (o ReplicaOf) String() string {
+	return internal.ToString(o)
+}
+
+type SyncSource struct {
+	Description *string `json:"description,omitempty"`
+	Endpoint    *string `json:"endpoint,omitempty"`
+	Encryption  *bool   `json:"encryption,omitempty"`
+	ServerCert  *string `json:"serverCert,omitempty"`
+}
+
+func (o SyncSource) String() string {
+	return internal.ToString(o)
+}
+
+type DatabaseCertificate struct {
+	Description                *string `json:"description,omitempty"`
+	PublicCertificatePEMString *string `json:"publicCertificatePEMString,omitempty"`
+}
+
+func (o DatabaseCertificate) String() string {
+	return internal.ToString(o)
+}
+
+type Clustering struct {
+	Enabled       *bool                  `json:"enabled,omitempty"`
+	RegexRules    *[]databases.RegexRule `json:"regexRules,omitempty"`
+	HashingPolicy *string                `json:"hashingPolicy,omitempty"`
+}
+
+func (o Clustering) String() string {
+	return internal.ToString(o)
+}
+
+type Security struct {
+	EnableDefaultUser       *bool     `json:"defaultUserEnabled,omitempty"`
+	Password                *string   `json:"password,omitempty"`
+	SSLClientAuthentication *bool     `json:"sslClientAuthentication,omitempty"`
+	TLSClientAuthentication *bool     `json:"tlsClientAuthentication,omitempty"`
+	EnableTls               *bool     `json:"enableTls,omitempty"`
+	SourceIPs               []*string `json:"sourceIps,omitempty"`
+}
+
+func (o Security) String() string {
+	return internal.ToString(o)
+}
+
+type Backup struct {
+	Enabled *bool   `json:"remoteBackupEnabled,omitempty"`
+	Status  *string `json:"status,omitempty"`
+}
+
+func (o Backup) String() string {
+	return internal.ToString(o)
+}