diff --git a/changelog/23.0/23.0.0/summary.md b/changelog/23.0/23.0.0/summary.md
index d8cd8f8a2c7..0b8c1b9bb2e 100644
--- a/changelog/23.0/23.0.0/summary.md
+++ b/changelog/23.0/23.0.0/summary.md
@@ -3,6 +3,8 @@
 ### Table of Contents
 
 - **[Minor Changes](#minor-changes)**
+    - **[Deprecations](#deprecations)**
+        - [Metrics](#deprecated-metrics)
     - **[Deletions](#deletions)**
         - [Metrics](#deleted-metrics)
     - **[New Metrics](#new-metrics)**
@@ -17,6 +19,14 @@
 
 ## <a id="minor-changes"/>Minor Changes</a>
 
+### <a id="deprecations"/>Deprecations</a>
+
+#### <a id="deprecated-metrics"/>Metrics</a>
+
+| Component |        Metric Name        | Notes                                  |                     Deprecation PR                      |
+|:---------:|:-------------------------:|:--------------------------------------:|:-------------------------------------------------------:|
+| `vtorc`   | `DiscoverInstanceTimings` | Replaced by `DiscoveryInstanceTimings` | [#18406](https://github.com/vitessio/vitess/pull/18406) |
+
 ### <a id="deletions"/>Deletions</a>
 
 #### <a id="deleted-metrics"/>Metrics</a>
diff --git a/go/test/endtoend/vtorc/api/api_test.go b/go/test/endtoend/vtorc/api/api_test.go
index 22091e5cce5..b4f1ca70b40 100644
--- a/go/test/endtoend/vtorc/api/api_test.go
+++ b/go/test/endtoend/vtorc/api/api_test.go
@@ -110,24 +110,49 @@ func TestAPIEndpoints(t *testing.T) {
 	t.Run("Check Vars and Metrics", func(t *testing.T) {
 		utils.CheckVarExists(t, vtorc, "AnalysisChangeWrite")
 		utils.CheckVarExists(t, vtorc, "AuditWrite")
+		utils.CheckVarExists(t, vtorc, "CurrentErrantGTIDCount")
+		utils.CheckVarExists(t, vtorc, "DetectedProblems")
 		utils.CheckVarExists(t, vtorc, "DiscoveriesAttempt")
 		utils.CheckVarExists(t, vtorc, "DiscoveriesFail")
 		utils.CheckVarExists(t, vtorc, "DiscoveriesInstancePollSecondsExceeded")
 		utils.CheckVarExists(t, vtorc, "DiscoveriesQueueLength")
 		utils.CheckVarExists(t, vtorc, "DiscoveriesRecentCount")
+		utils.CheckVarExists(t, vtorc, "DiscoveryWorkers")
+		utils.CheckVarExists(t, vtorc, "DiscoveryWorkersActive")
+		utils.CheckVarExists(t, vtorc, "DiscoveryInstanceTimings")
+		utils.CheckVarExists(t, vtorc, "FailedRecoveries")
 		utils.CheckVarExists(t, vtorc, "InstanceRead")
 		utils.CheckVarExists(t, vtorc, "InstanceReadTopology")
+		utils.CheckVarExists(t, vtorc, "PendingRecoveries")
+		utils.CheckVarExists(t, vtorc, "RecoveriesCount")
+		utils.CheckVarExists(t, vtorc, "ShardLocksActive")
+		utils.CheckVarExists(t, vtorc, "ShardLockTimings")
+		utils.CheckVarExists(t, vtorc, "SuccessfulRecoveries")
+		utils.CheckVarExists(t, vtorc, "TabletsWatchedByCell")
+		utils.CheckVarExists(t, vtorc, "TabletsWatchedByShard")
 
 		// Metrics registered in prometheus
 		utils.CheckMetricExists(t, vtorc, "vtorc_analysis_change_write")
 		utils.CheckMetricExists(t, vtorc, "vtorc_audit_write")
+		utils.CheckMetricExists(t, vtorc, "vtorc_detected_problems")
 		utils.CheckMetricExists(t, vtorc, "vtorc_discoveries_attempt")
 		utils.CheckMetricExists(t, vtorc, "vtorc_discoveries_fail")
 		utils.CheckMetricExists(t, vtorc, "vtorc_discoveries_instance_poll_seconds_exceeded")
 		utils.CheckMetricExists(t, vtorc, "vtorc_discoveries_queue_length")
 		utils.CheckMetricExists(t, vtorc, "vtorc_discoveries_recent_count")
+		utils.CheckMetricExists(t, vtorc, "vtorc_discovery_instance_timings_bucket")
+		utils.CheckMetricExists(t, vtorc, "vtorc_discovery_workers")
+		utils.CheckMetricExists(t, vtorc, "vtorc_discovery_workers_active")
+		utils.CheckMetricExists(t, vtorc, "vtorc_errant_gtid_tablet_count")
 		utils.CheckMetricExists(t, vtorc, "vtorc_instance_read")
 		utils.CheckMetricExists(t, vtorc, "vtorc_instance_read_topology")
+		utils.CheckMetricExists(t, vtorc, "vtorc_pending_recoveries")
+		utils.CheckMetricExists(t, vtorc, "vtorc_recoveries_count")
+		utils.CheckMetricExists(t, vtorc, "vtorc_shard_locks_active")
+		utils.CheckMetricExists(t, vtorc, "vtorc_shard_lock_timings_bucket")
+		utils.CheckMetricExists(t, vtorc, "vtorc_successful_recoveries")
+		utils.CheckMetricExists(t, vtorc, "vtorc_tablets_watched_by_cell")
+		utils.CheckMetricExists(t, vtorc, "vtorc_tablets_watched_by_shard")
 	})
 
 	t.Run("Disable Recoveries API", func(t *testing.T) {
diff --git a/go/vt/vtorc/logic/vtorc.go b/go/vt/vtorc/logic/vtorc.go
index 45568cd745c..0d1ab8bd54a 100644
--- a/go/vt/vtorc/logic/vtorc.go
+++ b/go/vt/vtorc/logic/vtorc.go
@@ -59,8 +59,10 @@ var (
 	discoveryWorkersGauge              = stats.NewGauge("DiscoveryWorkers", "Number of discovery workers")
 	discoveryWorkersActiveGauge        = stats.NewGauge("DiscoveryWorkersActive", "Number of discovery workers actively discovering tablets")
 
-	discoverInstanceTimingsActions = []string{"Backend", "Instance", "Other"}
-	discoverInstanceTimings        = stats.NewTimings("DiscoverInstanceTimings", "Timings for instance discovery actions", "Action", discoverInstanceTimingsActions...)
+	discoveryInstanceTimingsActions = []string{"Backend", "Instance", "Other"}
+	discoveryInstanceTimings        = stats.NewTimings("DiscoveryInstanceTimings", "Timings for instance discovery actions", "Action", discoveryInstanceTimingsActions...)
+	// TODO: deprecate in v24
+	discoverInstanceTimings = stats.NewTimings("DiscoverInstanceTimings", "Timings for instance discovery actions", "Action", discoveryInstanceTimingsActions...)
 )
 
 var discoveryMetrics = collection.CreateOrReturnCollection(DiscoveryMetricsName)
@@ -197,10 +199,15 @@ func DiscoverInstance(tabletAlias string, forceDiscovery bool) {
 	instanceLatency := latency.Elapsed("instance")
 	otherLatency := totalLatency - (backendLatency + instanceLatency)
 
+	// TODO: deprecate in v24
 	discoverInstanceTimings.Add("Backend", backendLatency)
 	discoverInstanceTimings.Add("Instance", instanceLatency)
 	discoverInstanceTimings.Add("Other", otherLatency)
 
+	discoveryInstanceTimings.Add("Backend", backendLatency)
+	discoveryInstanceTimings.Add("Instance", instanceLatency)
+	discoveryInstanceTimings.Add("Other", otherLatency)
+
 	if forceDiscovery {
 		log.Infof("Force discovered - %+v, err - %v", instance, err)
 	}