release: 1.45.0

.github/workflows/ci.yml

@@ -63,7 +63,7 @@ jobs:
       - name: Get GitHub OIDC Token
         if: github.repository == 'stainless-sdks/finch-python'
         id: github-oidc
-        uses: actions/github-script@v6
+        uses: actions/github-script@v8
         with:
           script: core.setOutput('github_token', await core.getIDToken());
 

.release-please-manifest.json

@@ -1,3 +1,3 @@
 {
-  ".": "1.44.1"
+  ".": "1.45.0"
 }

.stats.yml

@@ -1,4 +1,4 @@
 configured_endpoints: 46
 openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/finch%2Ffinch-46f433f34d440aa1dfcc48cc8d822c598571b68be2f723ec99e1b4fba6c13b1e.yml
 openapi_spec_hash: 5b5cd728776723ac773900f7e8a32c05
-config_hash: 0892e2e0eeb0343a022afa62e9080dd1
+config_hash: ccdf6a5b4aaa2a0897c89ac8685d8eb0

CHANGELOG.md

@@ -1,5 +1,29 @@
 # Changelog
 
+## 1.45.0 (2026-02-12)
+
+Full Changelog: [v1.44.1...v1.45.0](https://github.com/Finch-API/finch-api-python/compare/v1.44.1...v1.45.0)
+
+### Features
+
+* **api:** add per endpoint security ([686b27e](https://github.com/Finch-API/finch-api-python/commit/686b27e6d19cc5858b420e2b1bb265f50791c7ea))
+* **client:** add custom JSON encoder for extended type support ([02cb5a0](https://github.com/Finch-API/finch-api-python/commit/02cb5a0bdcdbd8b4652937928ca7d0b336f6c53c))
+
+
+### Bug Fixes
+
+* **docs:** fix mcp installation instructions for remote servers ([298ddec](https://github.com/Finch-API/finch-api-python/commit/298ddec8fded9a72146800253d644cb96227cbde))
+* **tests:** skip broken date validation test ([e22eb0f](https://github.com/Finch-API/finch-api-python/commit/e22eb0ffed3e42143600c931f2ab5b342160230c))
+
+
+### Chores
+
+* **ci:** upgrade `actions/github-script` ([f342729](https://github.com/Finch-API/finch-api-python/commit/f3427295a99f7aa4a45412f699ec6b3cc41b16c2))
+* format all `api.md` files ([8555964](https://github.com/Finch-API/finch-api-python/commit/8555964275d168e400ef190422baee5a1983eeb1))
+* **internal:** bump dependencies ([0b67a64](https://github.com/Finch-API/finch-api-python/commit/0b67a64b36f6824c1000d126e5ed707e495c3c59))
+* **internal:** codegen related update ([b746d12](https://github.com/Finch-API/finch-api-python/commit/b746d12f98b1fcb287bf1b7844fc8a2d864a7d86))
+* **internal:** fix lint error on Python 3.14 ([b0f5ba3](https://github.com/Finch-API/finch-api-python/commit/b0f5ba3c117a989524c31e6c62ab9215f98fccd2))
+
 ## 1.44.1 (2026-01-16)
 
 Full Changelog: [v1.44.0...v1.44.1](https://github.com/Finch-API/finch-api-python/compare/v1.44.0...v1.44.1)

README.md

@@ -13,8 +13,8 @@ It is generated with [Stainless](https://www.stainless.com/).
 
 Use the Finch MCP Server to enable AI assistants to interact with this API, allowing them to explore endpoints, make test requests, and use documentation to help integrate this SDK into your application.
 
-[![Add to Cursor](https://cursor.com/deeplink/mcp-install-dark.svg)](https://cursor.com/en-US/install-mcp?name=%40tryfinch%2Ffinch-api-mcp&config=eyJjb21tYW5kIjoibnB4IiwiYXJncyI6WyIteSIsIkB0cnlmaW5jaC9maW5jaC1hcGktbWNwIl19)
-[![Install in VS Code](https://img.shields.io/badge/_-Add_to_VS_Code-blue?style=for-the-badge&logo=data:image/svg%2bxml;base64,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)](https://vscode.stainless.com/mcp/%7B%22name%22%3A%22%40tryfinch%2Ffinch-api-mcp%22%2C%22command%22%3A%22npx%22%2C%22args%22%3A%5B%22-y%22%2C%22%40tryfinch%2Ffinch-api-mcp%22%5D%7D)
+[![Add to Cursor](https://cursor.com/deeplink/mcp-install-dark.svg)](https://cursor.com/en-US/install-mcp?name=%40tryfinch%2Ffinch-api-mcp&config=eyJjb21tYW5kIjoibnB4IiwiYXJncyI6WyIteSIsIkB0cnlmaW5jaC9maW5jaC1hcGktbWNwIl0sImVudiI6eyJGSU5DSF9BQ0NFU1NfVE9LRU4iOiJNeSBBY2Nlc3MgVG9rZW4iLCJGSU5DSF9DTElFTlRfSUQiOiI0YWIxNWU1MS0xMWFkLTQ5ZjQtYWNhZS1mMzQzYjc3OTQzNzUiLCJGSU5DSF9DTElFTlRfU0VDUkVUIjoiTXkgQ2xpZW50IFNlY3JldCIsIkZJTkNIX1dFQkhPT0tfU0VDUkVUIjoiTXkgV2ViaG9vayBTZWNyZXQifX0)
+[![Install in VS Code](https://img.shields.io/badge/_-Add_to_VS_Code-blue?style=for-the-badge&logo=data:image/svg%2bxml;base64,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)](https://vscode.stainless.com/mcp/%7B%22name%22%3A%22%40tryfinch%2Ffinch-api-mcp%22%2C%22command%22%3A%22npx%22%2C%22args%22%3A%5B%22-y%22%2C%22%40tryfinch%2Ffinch-api-mcp%22%5D%2C%22env%22%3A%7B%22FINCH_ACCESS_TOKEN%22%3A%22My%20Access%20Token%22%2C%22FINCH_CLIENT_ID%22%3A%224ab15e51-11ad-49f4-acae-f343b7794375%22%2C%22FINCH_CLIENT_SECRET%22%3A%22My%20Client%20Secret%22%2C%22FINCH_WEBHOOK_SECRET%22%3A%22My%20Webhook%20Secret%22%7D%7D)
 
 > Note: You may need to set environment variables in your MCP client.
 

pyproject.toml

@@ -1,6 +1,6 @@
 [project]
 name = "finch-api"
-version = "1.44.1"
+version = "1.45.0"
 description = "The official Python library for the Finch API"
 dynamic = ["readme"]
 license = "Apache-2.0"
@@ -69,7 +69,7 @@ format = { chain = [
   # run formatting again to fix any inconsistencies when imports are stripped
   "format:ruff",
 ]}
-"format:docs" = "python scripts/utils/ruffen-docs.py README.md api.md"
+"format:docs" = "bash -c 'python scripts/utils/ruffen-docs.py README.md $(find . -type f -name api.md)'"
 "format:ruff" = "ruff format"
 
 "lint" = { chain = [

requirements-dev.lock

@@ -12,14 +12,14 @@
 -e file:.
 aiohappyeyeballs==2.6.1
     # via aiohttp
-aiohttp==3.13.2
+aiohttp==3.13.3
     # via finch-api
     # via httpx-aiohttp
 aiosignal==1.4.0
     # via aiohttp
 annotated-types==0.7.0
     # via pydantic
-anyio==4.12.0
+anyio==4.12.1
     # via finch-api
     # via httpx
 argcomplete==3.6.3
@@ -31,7 +31,7 @@ attrs==25.4.0
     # via nox
 backports-asyncio-runner==1.2.0
     # via pytest-asyncio
-certifi==2025.11.12
+certifi==2026.1.4
     # via httpcore
     # via httpx
 colorlog==6.10.1
@@ -61,15 +61,15 @@ httpx==0.28.1
     # via finch-api
     # via httpx-aiohttp
     # via respx
-httpx-aiohttp==0.1.9
+httpx-aiohttp==0.1.12
     # via finch-api
 humanize==4.13.0
     # via nox
 idna==3.11
     # via anyio
     # via httpx
     # via yarl
-importlib-metadata==8.7.0
+importlib-metadata==8.7.1
 iniconfig==2.1.0
     # via pytest
 markdown-it-py==3.0.0
@@ -82,14 +82,14 @@ multidict==6.7.0
 mypy==1.17.0
 mypy-extensions==1.1.0
     # via mypy
-nodeenv==1.9.1
+nodeenv==1.10.0
     # via pyright
 nox==2025.11.12
 packaging==25.0
     # via dependency-groups
     # via nox
     # via pytest
-pathspec==0.12.1
+pathspec==1.0.3
     # via mypy
 platformdirs==4.4.0
     # via virtualenv
@@ -115,13 +115,13 @@ python-dateutil==2.9.0.post0
     # via time-machine
 respx==0.22.0
 rich==14.2.0
-ruff==0.14.7
+ruff==0.14.13
 six==1.17.0
     # via python-dateutil
 sniffio==1.3.1
     # via finch-api
 time-machine==2.19.0
-tomli==2.3.0
+tomli==2.4.0
     # via dependency-groups
     # via mypy
     # via nox
@@ -141,7 +141,7 @@ typing-extensions==4.15.0
     # via virtualenv
 typing-inspection==0.4.2
     # via pydantic
-virtualenv==20.35.4
+virtualenv==20.36.1
     # via nox
 yarl==1.22.0
     # via aiohttp

requirements.lock

@@ -12,21 +12,21 @@
 -e file:.
 aiohappyeyeballs==2.6.1
     # via aiohttp
-aiohttp==3.13.2
+aiohttp==3.13.3
     # via finch-api
     # via httpx-aiohttp
 aiosignal==1.4.0
     # via aiohttp
 annotated-types==0.7.0
     # via pydantic
-anyio==4.12.0
+anyio==4.12.1
     # via finch-api
     # via httpx
 async-timeout==5.0.1
     # via aiohttp
 attrs==25.4.0
     # via aiohttp
-certifi==2025.11.12
+certifi==2026.1.4
     # via httpcore
     # via httpx
 distro==1.9.0
@@ -43,7 +43,7 @@ httpcore==1.0.9
 httpx==0.28.1
     # via finch-api
     # via httpx-aiohttp
-httpx-aiohttp==0.1.9
+httpx-aiohttp==0.1.12
     # via finch-api
 idna==3.11
     # via anyio

src/finch/_base_client.py

@@ -86,6 +86,7 @@
     APIConnectionError,
     APIResponseValidationError,
 )
+from ._utils._json import openapi_dumps
 from ._legacy_response import LegacyAPIResponse
 
 log: logging.Logger = logging.getLogger(__name__)
@@ -555,8 +556,10 @@ def _build_request(
                 kwargs["content"] = options.content
             elif isinstance(json_data, bytes):
                 kwargs["content"] = json_data
-            else:
-                kwargs["json"] = json_data if is_given(json_data) else None
+            elif not files:
+                # Don't set content when JSON is sent as multipart/form-data,
+                # since httpx's content param overrides other body arguments
+                kwargs["content"] = openapi_dumps(json_data) if is_given(json_data) and json_data is not None else None
             kwargs["files"] = files
         else:
             headers.pop("Content-Type", None)

src/finch/_compat.py

@@ -139,6 +139,7 @@ def model_dump(
     exclude_defaults: bool = False,
     warnings: bool = True,
     mode: Literal["json", "python"] = "python",
+    by_alias: bool | None = None,
 ) -> dict[str, Any]:
     if (not PYDANTIC_V1) or hasattr(model, "model_dump"):
         return model.model_dump(
@@ -148,13 +149,12 @@ def model_dump(
             exclude_defaults=exclude_defaults,
             # warnings are not supported in Pydantic v1
             warnings=True if PYDANTIC_V1 else warnings,
+            by_alias=by_alias,
         )
     return cast(
         "dict[str, Any]",
         model.dict(  # pyright: ignore[reportDeprecated, reportUnnecessaryCast]
-            exclude=exclude,
-            exclude_unset=exclude_unset,
-            exclude_defaults=exclude_defaults,
+            exclude=exclude, exclude_unset=exclude_unset, exclude_defaults=exclude_defaults, by_alias=bool(by_alias)
         ),
     )
 

src/finch/_utils/_compat.py

@@ -26,7 +26,7 @@ def is_union(tp: Optional[Type[Any]]) -> bool:
     else:
         import types
 
-        return tp is Union or tp is types.UnionType
+        return tp is Union or tp is types.UnionType  # type: ignore[comparison-overlap]
 
 
 def is_typeddict(tp: Type[Any]) -> bool:

src/finch/_utils/_json.py

@@ -0,0 +1,35 @@
+import json
+from typing import Any
+from datetime import datetime
+from typing_extensions import override
+
+import pydantic
+
+from .._compat import model_dump
+
+
+def openapi_dumps(obj: Any) -> bytes:
+    """
+    Serialize an object to UTF-8 encoded JSON bytes.
+
+    Extends the standard json.dumps with support for additional types
+    commonly used in the SDK, such as `datetime`, `pydantic.BaseModel`, etc.
+    """
+    return json.dumps(
+        obj,
+        cls=_CustomEncoder,
+        # Uses the same defaults as httpx's JSON serialization
+        ensure_ascii=False,
+        separators=(",", ":"),
+        allow_nan=False,
+    ).encode()
+
+
+class _CustomEncoder(json.JSONEncoder):
+    @override
+    def default(self, o: Any) -> Any:
+        if isinstance(o, datetime):
+            return o.isoformat()
+        if isinstance(o, pydantic.BaseModel):
+            return model_dump(o, exclude_unset=True, mode="json", by_alias=True)
+        return super().default(o)

src/finch/_version.py

@@ -1,4 +1,4 @@
 # File generated from our OpenAPI spec by Stainless. See CONTRIBUTING.md for details.
 
 __title__ = "finch"
-__version__ = "1.44.1"  # x-release-please-version
+__version__ = "1.45.0"  # x-release-please-version

src/finch/resources/access_tokens.py

@@ -71,6 +71,8 @@ def create(
 
           timeout: Override the client-level default timeout for this request, in seconds
         """
+        extra_headers = {"Authorization": omit, **(extra_headers or {})}
+
         if not is_given(client_id):
             if self._client.client_id is None:
                 raise ValueError(
@@ -157,6 +159,8 @@ async def create(
 
           timeout: Override the client-level default timeout for this request, in seconds
         """
+        extra_headers = {"Authorization": omit, **(extra_headers or {})}
+
         if not is_given(client_id):
             if self._client.client_id is None:
                 raise ValueError(

src/finch/resources/account.py

@@ -47,6 +47,7 @@ def disconnect(
         timeout: float | httpx.Timeout | None | NotGiven = not_given,
     ) -> DisconnectResponse:
         """Disconnect one or more `access_token`s from your application."""
+        extra_headers = {**self._client._bearer_auth, **(extra_headers or {})}
         return self._post(
             "/disconnect",
             options=make_request_options(
@@ -66,6 +67,7 @@ def introspect(
         timeout: float | httpx.Timeout | None | NotGiven = not_given,
     ) -> Introspection:
         """Read account information associated with an `access_token`"""
+        extra_headers = {**self._client._bearer_auth, **(extra_headers or {})}
         return self._get(
             "/introspect",
             options=make_request_options(
@@ -106,6 +108,7 @@ async def disconnect(
         timeout: float | httpx.Timeout | None | NotGiven = not_given,
     ) -> DisconnectResponse:
         """Disconnect one or more `access_token`s from your application."""
+        extra_headers = {**self._client._bearer_auth, **(extra_headers or {})}
         return await self._post(
             "/disconnect",
             options=make_request_options(
@@ -125,6 +128,7 @@ async def introspect(
         timeout: float | httpx.Timeout | None | NotGiven = not_given,
     ) -> Introspection:
         """Read account information associated with an `access_token`"""
+        extra_headers = {**self._client._bearer_auth, **(extra_headers or {})}
         return await self._get(
             "/introspect",
             options=make_request_options(

src/finch/resources/connect/sessions.py

@@ -104,6 +104,7 @@ def new(
 
           timeout: Override the client-level default timeout for this request, in seconds
         """
+        extra_headers = {**self._client._basic_auth, **(extra_headers or {})}
         return self._post(
             "/connect/sessions",
             body=maybe_transform(
@@ -177,6 +178,7 @@ def reauthenticate(
 
           timeout: Override the client-level default timeout for this request, in seconds
         """
+        extra_headers = {**self._client._basic_auth, **(extra_headers or {})}
         return self._post(
             "/connect/sessions/reauthenticate",
             body=maybe_transform(
@@ -278,6 +280,7 @@ async def new(
 
           timeout: Override the client-level default timeout for this request, in seconds
         """
+        extra_headers = {**self._client._basic_auth, **(extra_headers or {})}
         return await self._post(
             "/connect/sessions",
             body=await async_maybe_transform(
@@ -351,6 +354,7 @@ async def reauthenticate(
 
           timeout: Override the client-level default timeout for this request, in seconds
         """
+        extra_headers = {**self._client._basic_auth, **(extra_headers or {})}
         return await self._post(
             "/connect/sessions/reauthenticate",
             body=await async_maybe_transform(