diff --git a/crates/application/src/export_worker.rs b/crates/application/src/export_worker.rs
index f9c05045..b429ef5d 100644
--- a/crates/application/src/export_worker.rs
+++ b/crates/application/src/export_worker.rs
@@ -652,6 +652,7 @@ impl<RT: Runtime> ExportWorker<RT> {
             ExecutionId::new(),
             RequestId::new(),
             call_type,
+            true,
             usage.gather_user_stats(),
         );
         Ok(())
diff --git a/crates/application/src/function_log.rs b/crates/application/src/function_log.rs
index 01378cdf..d7078a75 100644
--- a/crates/application/src/function_log.rs
+++ b/crates/application/src/function_log.rs
@@ -624,6 +624,7 @@ impl<RT: Runtime> FunctionExecutionLog<RT> {
                     } else {
                         CallType::UncachedQuery
                     },
+                    outcome.result.is_ok(),
                     usage_stats,
                 );
                 aggregated
@@ -733,6 +734,7 @@ impl<RT: Runtime> FunctionExecutionLog<RT> {
                     retry_count,
                 }),
             },
+            false,
             // This track call is only to keep track of OCC error metadata.
             // Usage states across all retries are tracked in the `log_mutation` call.
             FunctionUsageStats::default(),
@@ -765,6 +767,7 @@ impl<RT: Runtime> FunctionExecutionLog<RT> {
                     context.execution_id.clone(),
                     context.request_id.clone(),
                     CallType::Mutation { occ_info: None },
+                    outcome.result.is_ok(),
                     usage_stats,
                 );
                 aggregated
@@ -854,6 +857,7 @@ impl<RT: Runtime> FunctionExecutionLog<RT> {
                         duration: completion.execution_time,
                         memory_in_mb: completion.memory_in_mb,
                     },
+                    outcome.result.is_ok(),
                     usage_stats,
                 );
                 aggregated
@@ -993,6 +997,7 @@ impl<RT: Runtime> FunctionExecutionLog<RT> {
                         memory_in_mb: outcome.memory_in_mb(),
                         response_sha256,
                     },
+                    result.clone().is_ok_and(|code| code.0.as_u16() < 400),
                     usage_stats,
                 );
                 aggregated
diff --git a/crates/application/src/snapshot_import/mod.rs b/crates/application/src/snapshot_import/mod.rs
index cc4d9fc2..7686ca80 100644
--- a/crates/application/src/snapshot_import/mod.rs
+++ b/crates/application/src/snapshot_import/mod.rs
@@ -938,6 +938,7 @@ async fn finalize_import<RT: Runtime>(
         ExecutionId::new(),
         RequestId::new(),
         call_type,
+        true,
         usage.gather_user_stats(),
     );
 
diff --git a/crates/database/src/tests/usage_tracking.rs b/crates/database/src/tests/usage_tracking.rs
index d37fb69a..41e6124e 100644
--- a/crates/database/src/tests/usage_tracking.rs
+++ b/crates/database/src/tests/usage_tracking.rs
@@ -83,6 +83,7 @@ async fn vector_insert_with_no_index_does_not_count_usage(rt: TestRuntime) -> an
             duration: Duration::from_secs(10),
             memory_in_mb: 10,
         },
+        true,
         tx_usage.gather_user_stats(),
     );
 
@@ -109,6 +110,7 @@ async fn vector_insert_counts_usage_for_backfilling_indexes(rt: TestRuntime) ->
         ExecutionId::new(),
         RequestId::new(),
         CallType::Mutation { occ_info: None },
+        true,
         tx_usage.gather_user_stats(),
     );
 
@@ -147,6 +149,7 @@ async fn vector_insert_counts_usage_for_enabled_indexes(rt: TestRuntime) -> anyh
             duration: Duration::from_secs(10),
             memory_in_mb: 10,
         },
+        true,
         tx_usage.gather_user_stats(),
     );
 
@@ -181,6 +184,7 @@ async fn vectors_in_segment_count_as_usage(rt: TestRuntime) -> anyhow::Result<()
             duration: Duration::from_secs(10),
             memory_in_mb: 10,
         },
+        true,
         tx_usage.gather_user_stats(),
     );
 
@@ -236,6 +240,7 @@ async fn vector_query_counts_bandwidth(rt: TestRuntime) -> anyhow::Result<()> {
             duration: Duration::from_secs(10),
             memory_in_mb: 10,
         },
+        true,
         tx_usage.gather_user_stats(),
     );
 
@@ -275,6 +280,7 @@ async fn test_usage_tracking_basic_insert_and_get(rt: TestRuntime) -> anyhow::Re
         ExecutionId::new(),
         RequestId::new(),
         CallType::Mutation { occ_info: None },
+        true,
         tx_usage.gather_user_stats(),
     );
 
@@ -301,6 +307,7 @@ async fn test_usage_tracking_basic_insert_and_get(rt: TestRuntime) -> anyhow::Re
         ExecutionId::new(),
         RequestId::new(),
         CallType::Mutation { occ_info: None },
+        true,
         tx_usage.gather_user_stats(),
     );
 
@@ -344,6 +351,7 @@ async fn test_usage_tracking_insert_with_index(rt: TestRuntime) -> anyhow::Resul
         ExecutionId::new(),
         RequestId::new(),
         CallType::Mutation { occ_info: None },
+        true,
         tx_usage.gather_user_stats(),
     );
 
@@ -369,6 +377,7 @@ async fn test_usage_tracking_insert_with_index(rt: TestRuntime) -> anyhow::Resul
         ExecutionId::new(),
         RequestId::new(),
         CallType::Mutation { occ_info: None },
+        true,
         tx_usage.gather_user_stats(),
     );
 
@@ -397,6 +406,7 @@ async fn test_usage_tracking_insert_with_index(rt: TestRuntime) -> anyhow::Resul
         ExecutionId::new(),
         RequestId::new(),
         CallType::Mutation { occ_info: None },
+        true,
         tx_usage.gather_user_stats(),
     );
 
@@ -429,6 +439,7 @@ async fn http_action_counts_compute(rt: TestRuntime) -> anyhow::Result<()> {
             memory_in_mb: 100,
             response_sha256: Sha256Digest::from([0; 32]),
         },
+        true,
         tx_usage.gather_user_stats(),
     );
     let stats = test_usage_logger.collect();
diff --git a/crates/events/src/usage.rs b/crates/events/src/usage.rs
index 29f38c2b..9e842cf8 100644
--- a/crates/events/src/usage.rs
+++ b/crates/events/src/usage.rs
@@ -19,6 +19,8 @@ pub struct FunctionCallUsageFields {
     pub id: String,
     /// The RequestId of a particular UDF
     pub request_id: String,
+    /// Whether the request succeeded or failed
+    pub status: String,
     /// The path of a component. Uniquely identifies a component in a
     /// project.
     pub component_path: Option<String>,
@@ -211,6 +213,7 @@ mod tests {
             fields: FunctionCallUsageFields {
                 id: "123".to_string(),
                 request_id: "request_id".to_string(),
+                status: "success".to_string(),
                 component_path: Some("component/path".to_string()),
                 udf_id: "udf_id".to_string(),
                 udf_id_type: "http".to_string(),
@@ -231,6 +234,7 @@ mod tests {
         let expected_output = json!({"FunctionCall": {
             "id": "123",
             "request_id": "request_id",
+            "status": "success",
             "component_path": "component/path",
             "udf_id": "udf_id",
             "udf_id_type": "http",
@@ -256,6 +260,7 @@ mod tests {
             fields: FunctionCallUsageFields {
                 id: "123".to_string(),
                 request_id: "request_id".to_string(),
+                status: "success".to_string(),
                 component_path: Some("component/path".to_string()),
                 udf_id: "udf_id".to_string(),
                 udf_id_type: "http".to_string(),
@@ -276,6 +281,7 @@ mod tests {
         let expected_output = json!({"FunctionCall": {
             "id": "123",
             "request_id": "request_id",
+            "status": "success",
             "component_path": "component/path",
             "udf_id": "udf_id",
             "udf_id_type": "http",
diff --git a/crates/usage_tracking/src/lib.rs b/crates/usage_tracking/src/lib.rs
index 745bb795..3b2c65f1 100644
--- a/crates/usage_tracking/src/lib.rs
+++ b/crates/usage_tracking/src/lib.rs
@@ -202,6 +202,7 @@ impl UsageCounter {
         execution_id: ExecutionId,
         request_id: RequestId,
         call_type: CallType,
+        success: bool,
         stats: FunctionUsageStats,
     ) {
         let mut usage_metrics = Vec::new();
@@ -221,6 +222,7 @@ impl UsageCounter {
             fields: FunctionCallUsageFields {
                 id: execution_id.to_string(),
                 request_id: request_id.to_string(),
+                status: if success { "success" } else { "failure" }.to_string(),
                 component_path,
                 udf_id,
                 udf_id_type: udf_id_type.to_string(),