diff --git a/grovedb-version/src/version/merk_versions.rs b/grovedb-version/src/version/merk_versions.rs
index d0d122da2..69351b492 100644
--- a/grovedb-version/src/version/merk_versions.rs
+++ b/grovedb-version/src/version/merk_versions.rs
@@ -2,9 +2,17 @@ use versioned_feature_core::FeatureVersion;
 
 #[derive(Clone, Debug, Default)]
 pub struct MerkVersions {
+    pub batch: MerkBatchVersions,
     pub average_case_costs: MerkAverageCaseCostsVersions,
 }
 
+#[derive(Clone, Debug, Default)]
+pub struct MerkBatchVersions {
+    /// Version 0: commit_batch discards accumulated batch costs (legacy bug)
+    /// Version 1: commit_batch returns accumulated batch costs
+    pub commit: FeatureVersion,
+}
+
 #[derive(Clone, Debug, Default)]
 pub struct MerkAverageCaseCostsVersions {
     pub add_average_case_merk_propagate: FeatureVersion,
diff --git a/grovedb-version/src/version/v1.rs b/grovedb-version/src/version/v1.rs
index 1c9656cc4..ff3d9fb93 100644
--- a/grovedb-version/src/version/v1.rs
+++ b/grovedb-version/src/version/v1.rs
@@ -9,7 +9,7 @@ use crate::version::{
         GroveDBOperationsWorstCaseVersions, GroveDBPathQueryMethodVersions, GroveDBQueryLimits,
         GroveDBReplicationVersions, GroveDBVersions,
     },
-    merk_versions::{MerkAverageCaseCostsVersions, MerkVersions},
+    merk_versions::{MerkAverageCaseCostsVersions, MerkBatchVersions, MerkVersions},
     GroveVersion,
 };
 
@@ -206,6 +206,7 @@ pub const GROVE_V1: GroveVersion = GroveVersion {
         },
     },
     merk_versions: MerkVersions {
+        batch: MerkBatchVersions { commit: 0 },
         average_case_costs: MerkAverageCaseCostsVersions {
             add_average_case_merk_propagate: 0,
             sum_tree_estimated_size: 0,
diff --git a/grovedb-version/src/version/v2.rs b/grovedb-version/src/version/v2.rs
index 67425f25c..99b7aea27 100644
--- a/grovedb-version/src/version/v2.rs
+++ b/grovedb-version/src/version/v2.rs
@@ -9,7 +9,7 @@ use crate::version::{
         GroveDBOperationsWorstCaseVersions, GroveDBPathQueryMethodVersions, GroveDBQueryLimits,
         GroveDBReplicationVersions, GroveDBVersions,
     },
-    merk_versions::{MerkAverageCaseCostsVersions, MerkVersions},
+    merk_versions::{MerkAverageCaseCostsVersions, MerkBatchVersions, MerkVersions},
     GroveVersion,
 };
 
@@ -206,6 +206,7 @@ pub const GROVE_V2: GroveVersion = GroveVersion {
         },
     },
     merk_versions: MerkVersions {
+        batch: MerkBatchVersions { commit: 0 },
         average_case_costs: MerkAverageCaseCostsVersions {
             add_average_case_merk_propagate: 1, // changed
             sum_tree_estimated_size: 1,         // changed
diff --git a/grovedb-version/src/version/v3.rs b/grovedb-version/src/version/v3.rs
index 8cb8aede3..217b679dd 100644
--- a/grovedb-version/src/version/v3.rs
+++ b/grovedb-version/src/version/v3.rs
@@ -9,7 +9,7 @@ use crate::version::{
         GroveDBOperationsWorstCaseVersions, GroveDBPathQueryMethodVersions, GroveDBQueryLimits,
         GroveDBReplicationVersions, GroveDBVersions,
     },
-    merk_versions::{MerkAverageCaseCostsVersions, MerkVersions},
+    merk_versions::{MerkAverageCaseCostsVersions, MerkBatchVersions, MerkVersions},
     GroveVersion,
 };
 
@@ -206,6 +206,7 @@ pub const GROVE_V3: GroveVersion = GroveVersion {
         },
     },
     merk_versions: MerkVersions {
+        batch: MerkBatchVersions { commit: 1 }, // return accumulated batch costs
         average_case_costs: MerkAverageCaseCostsVersions {
             add_average_case_merk_propagate: 1,
             sum_tree_estimated_size: 1,
diff --git a/merk/src/merk/apply.rs b/merk/src/merk/apply.rs
index 774af16c9..d19ca7001 100644
--- a/merk/src/merk/apply.rs
+++ b/merk/src/merk/apply.rs
@@ -364,7 +364,13 @@ where
             // we set the new root node of the merk tree
             self.tree.set(maybe_tree);
             // commit changes to db
-            self.commit(key_updates, aux, options, old_specialized_cost)
+            self.commit(
+                key_updates,
+                aux,
+                options,
+                old_specialized_cost,
+                grove_version,
+            )
         })
     }
 }
diff --git a/merk/src/merk/mod.rs b/merk/src/merk/mod.rs
index 768bef435..3f86f3717 100644
--- a/merk/src/merk/mod.rs
+++ b/merk/src/merk/mod.rs
@@ -384,6 +384,7 @@ where
         aux: &AuxMerkBatch<K>,
         options: Option<MerkOptions>,
         old_specialized_cost: &impl Fn(&Vec<u8>, &Vec<u8>) -> Result<u32, Error>,
+        grove_version: &GroveVersion,
     ) -> CostResult<(), Error>
     where
         K: AsRef<[u8]>,
@@ -501,10 +502,17 @@ where
         }
 
         // write to db
-        self.storage
-            .commit_batch(batch)
-            .map_err(StorageError)
-            .add_cost(cost)
+        let commit_result = self.storage.commit_batch(batch).map_err(StorageError);
+        if grove_version.merk_versions.batch.commit >= 1 {
+            // V1+: preserve accumulated batch costs (seek counts, storage costs)
+            commit_result.add_cost(cost)
+        } else {
+            // V0: discard batch costs (legacy behavior)
+            CostContext {
+                value: commit_result.value,
+                cost,
+            }
+        }
     }
 
     /// Walk