diff --git a/litellm/integrations/focus/database.py b/litellm/integrations/focus/database.py
index 402a1ec4b4e..298254670eb 100644
--- a/litellm/integrations/focus/database.py
+++ b/litellm/integrations/focus/database.py
@@ -31,8 +31,8 @@ class FocusLiteLLMDatabase:
         """Return usage data for the requested window."""
         client = self._ensure_prisma_client()
 
-        where_clauses = []
-        query_params = []
+        where_clauses: list[str] = []
+        query_params: list[Any] = []
         placeholder_index = 1
         if start_time_utc:
             where_clauses.append(f"dus.updated_at >= ${placeholder_index}::timestamptz")
diff --git a/litellm/integrations/focus/focus_logger.py b/litellm/integrations/focus/focus_logger.py
index 5f47590f0b8..1589f030fa5 100644
--- a/litellm/integrations/focus/focus_logger.py
+++ b/litellm/integrations/focus/focus_logger.py
@@ -61,7 +61,10 @@ class FocusLogger(CustomLogger):
             else os.getenv("FOCUS_INTERVAL_SECONDS")
         )
         self.interval_seconds = int(raw_interval) if raw_interval is not None else None
-        self.prefix = prefix or os.getenv("FOCUS_PREFIX", "focus_exports")
+        env_prefix = os.getenv("FOCUS_PREFIX")
+        self.prefix: str = (
+            prefix if prefix is not None else (env_prefix if env_prefix else "focus_exports")
+        )
 
         self._destination = FocusDestinationFactory.create(
             provider=self.provider,
diff --git a/litellm/integrations/focus/schema.py b/litellm/integrations/focus/schema.py
index 6d2e1dc83c1..ac2f33dad0a 100644
--- a/litellm/integrations/focus/schema.py
+++ b/litellm/integrations/focus/schema.py
@@ -6,44 +6,45 @@ import polars as pl
 
 # see: https://focus.finops.org/focus-specification/v1-2/
 FOCUS_NORMALIZED_SCHEMA = pl.Schema(
-    {
-        "BilledCost": pl.Float64,
-        "BillingAccountId": pl.String,
-        "BillingAccountName": pl.String,
-        "BillingCurrency": pl.String,
-        "BillingPeriodStart": pl.Datetime(time_unit="us"),
-        "BillingPeriodEnd": pl.Datetime(time_unit="us"),
-        "ChargeCategory": pl.String,
-        "ChargeClass": pl.String,
-        "ChargeDescription": pl.String,
-        "ChargeFrequency": pl.String,
-        "ChargePeriodStart": pl.Datetime(time_unit="us"),
-        "ChargePeriodEnd": pl.Datetime(time_unit="us"),
-        "ConsumedQuantity": pl.Float64,
-        "ConsumedUnit": pl.Float64,
-        "ContractedCost": pl.Float64,
-        "ContractedUnitPrice": pl.Float64,
-        "EffectiveCost": pl.Float64,
-        "InvoiceIssuerName": pl.String,
-        "ListCost": pl.Float64,
-        "ListUnitPrice": pl.Float64,
-        "PricingCategory": pl.String,
-        "PricingQuantity": pl.Float64,
-        "PricingUnit": pl.String,
-        "ProviderName": pl.String,
-        "PublisherName": pl.String,
-        "RegionId": pl.String,
-        "RegionName": pl.String,
-        "ResourceId": pl.String,
-        "ResourceName": pl.String,
-        "ResourceType": pl.String,
-        "ServiceCategory": pl.String,
-        "ServiceName": pl.String,
-        "SubAccountId": pl.String,
-        "SubAccountName": pl.String,
-        "SubAccountType": pl.String,
-        "Tags": pl.Object,
-    }
+    [
+        ("BilledCost", pl.Decimal(18, 6)),
+        ("BillingAccountId", pl.String),
+        ("BillingAccountName", pl.String),
+        ("BillingCurrency", pl.String),
+        ("BillingPeriodStart", pl.Datetime(time_unit="us")),
+        ("BillingPeriodEnd", pl.Datetime(time_unit="us")),
+        ("ChargeCategory", pl.String),
+        ("ChargeClass", pl.String),
+        ("ChargeDescription", pl.String),
+        ("ChargeFrequency", pl.String),
+        ("ChargePeriodStart", pl.Datetime(time_unit="us")),
+        ("ChargePeriodEnd", pl.Datetime(time_unit="us")),
+        ("ConsumedQuantity", pl.Decimal(18, 6)),
+        ("ConsumedUnit", pl.String),
+        ("ContractedCost", pl.Decimal(18, 6)),
+        ("ContractedUnitPrice", pl.Decimal(18, 6)),
+        ("EffectiveCost", pl.Decimal(18, 6)),
+        ("InvoiceIssuerName", pl.String),
+        ("ListCost", pl.Decimal(18, 6)),
+        ("ListUnitPrice", pl.Decimal(18, 6)),
+        ("PricingCategory", pl.String),
+        ("PricingQuantity", pl.Decimal(18, 6)),
+        ("PricingUnit", pl.String),
+        ("ProviderName", pl.String),
+        ("PublisherName", pl.String),
+        ("RegionId", pl.String),
+        ("RegionName", pl.String),
+        ("ResourceId", pl.String),
+        ("ResourceName", pl.String),
+        ("ResourceType", pl.String),
+        ("ServiceCategory", pl.String),
+        ("ServiceSubcategory", pl.String),
+        ("ServiceName", pl.String),
+        ("SubAccountId", pl.String),
+        ("SubAccountName", pl.String),
+        ("SubAccountType", pl.String),
+        ("Tags", pl.Object),
+    ]
 )
 
 __all__ = ["FOCUS_NORMALIZED_SCHEMA"]