diff --git a/service_capacity_modeling/hardware/__init__.py b/service_capacity_modeling/hardware/__init__.py
index acc905e..2092e15 100644
--- a/service_capacity_modeling/hardware/__init__.py
+++ b/service_capacity_modeling/hardware/__init__.py
@@ -56,6 +56,9 @@ def price_hardware(hardware: Hardware, pricing: Pricing) -> GlobalHardware:
             priced_services[
                 svc
             ].annual_cost_per_write_io = svc_price.annual_cost_per_write_io
+            priced_services[
+                svc
+            ].annual_cost_per_core = svc_price.annual_cost_per_core
 
         regions[region] = Hardware(
             instances=priced_instances,
diff --git a/service_capacity_modeling/hardware/profiles/pricing/aws/3yr-reserved.json b/service_capacity_modeling/hardware/profiles/pricing/aws/3yr-reserved.json
index 864803b..a4201e7 100644
--- a/service_capacity_modeling/hardware/profiles/pricing/aws/3yr-reserved.json
+++ b/service_capacity_modeling/hardware/profiles/pricing/aws/3yr-reserved.json
@@ -99,6 +99,9 @@
       },
       "net.intra.region": {
         "annual_cost_per_gib": 0.02
+      },
+      "crdb_core_license": {
+        "annual_cost_per_core": 0
       }
     },
     "zones_in_region": 3
diff --git a/service_capacity_modeling/hardware/profiles/shapes/aws.json b/service_capacity_modeling/hardware/profiles/shapes/aws.json
index 254e759..ee0c373 100644
--- a/service_capacity_modeling/hardware/profiles/shapes/aws.json
+++ b/service_capacity_modeling/hardware/profiles/shapes/aws.json
@@ -831,6 +831,9 @@
     },
     "net.intra.region": {
       "name": "Intra-region (within) transfer costs"
+    },
+    "crdb_core_license": {
+        "name": "CRDB license fee"
     }
   }
 }
diff --git a/service_capacity_modeling/interface.py b/service_capacity_modeling/interface.py
index fe218f3..23bde34 100644
--- a/service_capacity_modeling/interface.py
+++ b/service_capacity_modeling/interface.py
@@ -316,6 +316,7 @@ class Service(ExcludeUnsetModel):
     annual_cost_per_gib: float = 0
     annual_cost_per_read_io: float = 0
     annual_cost_per_write_io: float = 0
+    annual_cost_per_core: float = 0
 
     # These defaults assume a cloud blob storage like S3
     read_io_latency_ms: FixedInterval = FixedInterval(
@@ -377,6 +378,7 @@ class ServicePricing(ExcludeUnsetModel):
     annual_cost_per_gib: float = 0
     annual_cost_per_read_io: float = 0
     annual_cost_per_write_io: float = 0
+    annual_cost_per_core: float = 0
 
 
 class HardwarePricing(ExcludeUnsetModel):
diff --git a/service_capacity_modeling/models/org/netflix/crdb.py b/service_capacity_modeling/models/org/netflix/crdb.py
index 33d943a..4e81cc2 100644
--- a/service_capacity_modeling/models/org/netflix/crdb.py
+++ b/service_capacity_modeling/models/org/netflix/crdb.py
@@ -285,7 +285,7 @@ def capacity_plan(
         max_local_disk_gib: int = extra_model_arguments.get("max_local_disk_gib", 2048)
         # Cockroach Labs recommends a minimum of 8 vCPUs and strongly recommends no fewer than 4 vCPUs per node.
         min_vcpu_per_instance: int = extra_model_arguments.get("min_vcpu_per_instance", 4)
-        license_fee_per_core: float = extra_model_arguments.get("license_fee_per_core", 0.0)
+        license_fee_per_core: float = context.services["crdb_core_license"].annual_cost_per_core
 
         return _estimate_cockroachdb_cluster_zonal(
             instance=instance,