1 files changed, 56 insertions, 0 deletions
diff --git a/openbb_platform/core/openbb_core/provider/standard_models/consumer_price_index.py b/openbb_platform/core/openbb_core/provider/standard_models/consumer_price_index.py
new file mode 100644
index 00000000000..0983d13d9d7
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+++ b/openbb_platform/core/openbb_core/provider/standard_models/consumer_price_index.py
@@ -0,0 +1,56 @@
+"""CPI Standard Model."""
+
+from datetime import date as dateType
+from typing import Literal, Optional
+
+from pydantic import Field, field_validator
+
+from openbb_core.provider.abstract.data import Data
+from openbb_core.provider.abstract.query_params import QueryParams
+from openbb_core.provider.utils.descriptions import (
+    DATA_DESCRIPTIONS,
+    QUERY_DESCRIPTIONS,
+)
+
+
+class ConsumerPriceIndexQueryParams(QueryParams):
+    """CPI Query."""
+
+    country: str = Field(
+        description=QUERY_DESCRIPTIONS.get("country"),
+        default="united_states",
+    )
+    transform: Literal["index", "yoy", "period"] = Field(
+        description="Transformation of the CPI data. Period represents the change since previous."
+        + " Defaults to change from one year ago (yoy).",
+        default="yoy",
+        json_schema_extra={"choices": ["index", "yoy", "period"]},
+    )
+    frequency: Literal["annual", "quarter", "monthly"] = Field(
+        default="monthly",
+        description=QUERY_DESCRIPTIONS.get("frequency"),
+        json_schema_extra={"choices": ["annual", "quarter", "monthly"]},
+    )
+    harmonized: bool = Field(
+        default=False, description="If true, returns harmonized data."
+    )
+    start_date: Optional[dateType] = Field(
+        default=None, description=QUERY_DESCRIPTIONS.get("start_date")
+    )
+    end_date: Optional[dateType] = Field(
+        default=None, description=QUERY_DESCRIPTIONS.get("end_date")
+    )
+
+    @field_validator("country", mode="before", check_fields=False)
+    @classmethod
+    def to_lower(cls, v):
+        """Convert country to lower case."""
+        return v.replace(" ", "_").lower()
+
+
+class ConsumerPriceIndexData(Data):
+    """CPI data."""
+
+    date: dateType = Field(description=DATA_DESCRIPTIONS.get("date"))
+    country: str = Field(description=DATA_DESCRIPTIONS.get("country"))
+    value: float = Field(description="CPI index value or period change.")