diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index c15669fd..e817625b 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "0.440.0"
+  ".": "0.441.0"
 }
\ No newline at end of file
diff --git a/.stats.yml b/.stats.yml
index 61f8a56f..3edafa84 100644
--- a/.stats.yml
+++ b/.stats.yml
@@ -1,4 +1,4 @@
 configured_endpoints: 236
-openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/increase%2Fincrease-2d7155feee87cb1c64ae2b6f31d769c46725b615f1622558f998f2a637cfb57c.yml
-openapi_spec_hash: c3117360164f38ece4a984800813813c
+openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/increase%2Fincrease-4a9671050881b7d7579bd118589b25ed43dccb69677f5ab8576df6f70de9a0dc.yml
+openapi_spec_hash: b72da714aeef1e6652e6cc595ef65f94
 config_hash: 25d7d7aa4882db6189b4b53e8e249e80
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 636916a6..40c78e3c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,13 @@
 # Changelog
 
+## 0.441.0 (2026-03-13)
+
+Full Changelog: [v0.440.0...v0.441.0](https://github.com/Increase/increase-python/compare/v0.440.0...v0.441.0)
+
+### Features
+
+* **api:** api update ([6318ae3](https://github.com/Increase/increase-python/commit/6318ae31a6610f2fde79c3e4089cc538fb7e9e53))
+
 ## 0.440.0 (2026-03-12)
 
 Full Changelog: [v0.439.0...v0.440.0](https://github.com/Increase/increase-python/compare/v0.439.0...v0.440.0)
diff --git a/pyproject.toml b/pyproject.toml
index 23388752..26696576 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "increase"
-version = "0.440.0"
+version = "0.441.0"
 description = "The official Python library for the increase API"
 dynamic = ["readme"]
 license = "Apache-2.0"
diff --git a/src/increase/_version.py b/src/increase/_version.py
index 3b399ee8..92535b14 100644
--- a/src/increase/_version.py
+++ b/src/increase/_version.py
@@ -1,4 +1,4 @@
 # File generated from our OpenAPI spec by Stainless. See CONTRIBUTING.md for details.
 
 __title__ = "increase"
-__version__ = "0.440.0"  # x-release-please-version
+__version__ = "0.441.0"  # x-release-please-version
diff --git a/src/increase/types/intrafi_balance.py b/src/increase/types/intrafi_balance.py
index 59011019..bab736f3 100644
--- a/src/increase/types/intrafi_balance.py
+++ b/src/increase/types/intrafi_balance.py
@@ -1,9 +1,11 @@
 # File generated from our OpenAPI spec by Stainless. See CONTRIBUTING.md for details.
 
-from typing import List, Optional
+from typing import TYPE_CHECKING, Dict, List, Optional
 from datetime import date
 from typing_extensions import Literal
 
+from pydantic import Field as FieldInfo
+
 from .._models import BaseModel
 
 __all__ = ["IntrafiBalance", "Balance", "BalanceBankLocation"]
@@ -20,9 +22,6 @@ class BalanceBankLocation(BaseModel):
 
 
 class Balance(BaseModel):
-    id: str
-    """The identifier of this balance."""
-
     balance: int
     """The balance, in minor units of `currency`, held with this bank."""
 
@@ -39,15 +38,24 @@ class Balance(BaseModel):
     identify the institution.
     """
 
+    if TYPE_CHECKING:
+        # Some versions of Pydantic <2.8.0 have a bug and don’t allow assigning a
+        # value to this field, so for compatibility we avoid doing it at runtime.
+        __pydantic_extra__: Dict[str, object] = FieldInfo(init=False)  # pyright: ignore[reportIncompatibleVariableOverride]
+
+        # Stub to indicate that arbitrary properties are accepted.
+        # To access properties that are not valid identifiers you can use `getattr`, e.g.
+        # `getattr(obj, '$type')`
+        def __getattr__(self, attr: str) -> object: ...
+    else:
+        __pydantic_extra__: Dict[str, object]
+
 
 class IntrafiBalance(BaseModel):
     """
     When using IntraFi, each account's balance over the standard FDIC insurance amount is swept to various other institutions. Funds are rebalanced across banks as needed once per business day.
     """
 
-    id: str
-    """The identifier of this balance."""
-
     balances: List[Balance]
     """Each entry represents a balance held at a different bank.
 
@@ -77,3 +85,15 @@ class IntrafiBalance(BaseModel):
 
     For this resource it will always be `intrafi_balance`.
     """
+
+    if TYPE_CHECKING:
+        # Some versions of Pydantic <2.8.0 have a bug and don’t allow assigning a
+        # value to this field, so for compatibility we avoid doing it at runtime.
+        __pydantic_extra__: Dict[str, object] = FieldInfo(init=False)  # pyright: ignore[reportIncompatibleVariableOverride]
+
+        # Stub to indicate that arbitrary properties are accepted.
+        # To access properties that are not valid identifiers you can use `getattr`, e.g.
+        # `getattr(obj, '$type')`
+        def __getattr__(self, attr: str) -> object: ...
+    else:
+        __pydantic_extra__: Dict[str, object]