CASParser · stainless-app · Sep 17, 2025 · Sep 19, 2025 · Sep 20, 2025 · Sep 22, 2025
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
@@ -19,7 +19,7 @@ jobs:
     runs-on: ${{ github.repository == 'stainless-sdks/cas-parser-python' && 'depot-ubuntu-24.04' || 'ubuntu-latest' }}
     if: github.event_name == 'push' || github.event.pull_request.head.repo.fork
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: Install Rye
         run: |
@@ -44,7 +44,7 @@ jobs:
       id-token: write
     runs-on: ${{ github.repository == 'stainless-sdks/cas-parser-python' && 'depot-ubuntu-24.04' || 'ubuntu-latest' }}
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: Install Rye
         run: |
@@ -81,7 +81,7 @@ jobs:
     runs-on: ${{ github.repository == 'stainless-sdks/cas-parser-python' && 'depot-ubuntu-24.04' || 'ubuntu-latest' }}
     if: github.event_name == 'push' || github.event.pull_request.head.repo.fork
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: Install Rye
         run: |

diff --git a/.github/workflows/publish-pypi.yml b/.github/workflows/publish-pypi.yml
@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: Install Rye
         run: |

diff --git a/.github/workflows/release-doctor.yml b/.github/workflows/release-doctor.yml
@@ -12,7 +12,7 @@ jobs:
     if: github.repository == 'CASParser/cas-parser-python' && (github.event_name == 'push' || github.event_name == 'workflow_dispatch' || startsWith(github.head_ref, 'release-please') || github.head_ref == 'next')
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: Check release environment
         run: |

diff --git a/.release-please-manifest.json b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "1.1.0"
+  ".": "1.2.0"
 }
diff --git a/.stats.yml b/.stats.yml
@@ -1,4 +1,4 @@
-configured_endpoints: 5
-openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/cas-parser%2Fcas-parser-b7fdba3d3f97c7debc22c7ca30b828bce81bcd64648df8c94029b27a3321ebb9.yml
-openapi_spec_hash: 03f1315f1d32ada42445ca920f047dff
+configured_endpoints: 4
+openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/cas-parser%2Fcas-parser-ce2296c4b14d27c141bb2745607d2456c923fdca3ae0a0a0800c26e564333850.yml
+openapi_spec_hash: 8eb586ccf16b534c0c15ff6a22274c7d
 config_hash: cb5d75abef6264b5d86448caf7295afa
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -1,5 +1,34 @@
 # Changelog
 
+## 1.2.0 (2026-01-20)
+
+Full Changelog: [v1.1.0...v1.2.0](https://github.com/CASParser/cas-parser-python/compare/v1.1.0...v1.2.0)
+
+### Features
+
+* **api:** api update ([93a9613](https://github.com/CASParser/cas-parser-python/commit/93a9613c79ec70869cf11dd0b9bac0a8c6194a31))
+* **api:** api update ([bd6977a](https://github.com/CASParser/cas-parser-python/commit/bd6977a8a78c4a1633e4e6a1dc1d3335b1aa6611))
+* **api:** api update ([3fda81d](https://github.com/CASParser/cas-parser-python/commit/3fda81deb938a9b689cbb04f839e3b815259a9c5))
+* **api:** api update ([f1838dc](https://github.com/CASParser/cas-parser-python/commit/f1838dcb901635626cc87cb55dfaa4ef33ba5092))
+
+
+### Bug Fixes
+
+* **client:** close streams without requiring full consumption ([7090ef5](https://github.com/CASParser/cas-parser-python/commit/7090ef51af296fa6d6be8af8137543ef2023cbd7))
+
+
+### Chores
+
+* bump `httpx-aiohttp` version to 0.1.9 ([e1b65fb](https://github.com/CASParser/cas-parser-python/commit/e1b65fb2bd146a68ef50438899406ae2fb6178c3))
+* do not install brew dependencies in ./scripts/bootstrap by default ([35b17eb](https://github.com/CASParser/cas-parser-python/commit/35b17eb26264ab66e24b074bcb1790f6c33b7b9c))
+* **internal/tests:** avoid race condition with implicit client cleanup ([2a58fc0](https://github.com/CASParser/cas-parser-python/commit/2a58fc0e260b52ee314ac6d14676b2140711bd0b))
+* **internal:** codegen related update ([8e6c5b2](https://github.com/CASParser/cas-parser-python/commit/8e6c5b210e14602af113fa9fef5c789d6238419a))
+* **internal:** codegen related update ([20bcea0](https://github.com/CASParser/cas-parser-python/commit/20bcea057ce1974149394c899581ed31ffb56a4a))
+* **internal:** detect missing future annotations with ruff ([8c35489](https://github.com/CASParser/cas-parser-python/commit/8c354893c00887af1da9c197dc21dd4d6f0033af))
+* **internal:** grammar fix (it's -&gt; its) ([d2d29bc](https://github.com/CASParser/cas-parser-python/commit/d2d29bcc46989573e27c2178785c6b38df65bd90))
+* **internal:** update pydantic dependency ([1c3104b](https://github.com/CASParser/cas-parser-python/commit/1c3104b27350f4c906973bb56f89d5a16f55d35e))
+* **types:** change optional parameter type from NotGiven to Omit ([e739e12](https://github.com/CASParser/cas-parser-python/commit/e739e12ade4f91e52f0285c866354e970195aacf))
+
 ## 1.1.0 (2025-09-06)
 
 Full Changelog: [v1.0.2...v1.1.0](https://github.com/CASParser/cas-parser-python/compare/v1.0.2...v1.1.0)

diff --git a/LICENSE b/LICENSE
@@ -186,7 +186,7 @@
       same "printed page" as the copyright notice for easier
       identification within third-party archives.
 
-   Copyright 2025 Cas Parser
+   Copyright 2026 Cas Parser
 
    Licensed under the Apache License, Version 2.0 (the "License");
    you may not use this file except in compliance with the License.

diff --git a/README.md b/README.md
@@ -3,12 +3,21 @@
 <!-- prettier-ignore -->
 [![PyPI version](https://img.shields.io/pypi/v/cas-parser-python.svg?label=pypi%20(stable))](https://pypi.org/project/cas-parser-python/)
 
-The Cas Parser Python library provides convenient access to the Cas Parser REST API from any Python 3.8+
+The Cas Parser Python library provides convenient access to the Cas Parser REST API from any Python 3.9+
 application. The library includes type definitions for all request params and response fields,
 and offers both synchronous and asynchronous clients powered by [httpx](https://github.com/encode/httpx).
 
 It is generated with [Stainless](https://www.stainless.com/).
 
+## MCP Server
+
+Use the Cas Parser 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=cas-parser-node-mcp&config=eyJjb21tYW5kIjoibnB4IiwiYXJncyI6WyIteSIsImNhcy1wYXJzZXItbm9kZS1tY3AiXX0)
+[![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%22cas-parser-node-mcp%22%2C%22command%22%3A%22npx%22%2C%22args%22%3A%5B%22-y%22%2C%22cas-parser-node-mcp%22%5D%7D)
+
+> Note: You may need to set environment variables in your MCP client.
+
 ## Documentation
 
 The REST API documentation can be found on [docs.casparser.in](https://docs.casparser.in/reference). The full API of this library can be found in [api.md](api.md).
@@ -85,14 +94,15 @@ pip install cas-parser-python[aiohttp]
 Then you can enable it by instantiating the client with `http_client=DefaultAioHttpClient()`:
 
 ```python
+import os
 import asyncio
 from cas_parser import DefaultAioHttpClient
 from cas_parser import AsyncCasParser
 
 
 async def main() -> None:
     async with AsyncCasParser(
-        api_key="My API Key",
+        api_key=os.environ.get("CAS_PARSER_API_KEY"),  # This is the default and can be omitted
         http_client=DefaultAioHttpClient(),
     ) as client:
         unified_response = await client.cas_parser.smart_parse(
@@ -380,7 +390,7 @@ print(cas_parser.__version__)
 
 ## Requirements
 
-Python 3.8 or higher.
+Python 3.9 or higher.
 
 ## Contributing
 

diff --git a/api.md b/api.md
@@ -12,15 +12,3 @@ Methods:
 - <code title="post /v4/cdsl/parse">client.cas_parser.<a href="./src/cas_parser/resources/cas_parser.py">cdsl</a>(\*\*<a href="src/cas_parser/types/cas_parser_cdsl_params.py">params</a>) -> <a href="./src/cas_parser/types/unified_response.py">UnifiedResponse</a></code>
 - <code title="post /v4/nsdl/parse">client.cas_parser.<a href="./src/cas_parser/resources/cas_parser.py">nsdl</a>(\*\*<a href="src/cas_parser/types/cas_parser_nsdl_params.py">params</a>) -> <a href="./src/cas_parser/types/unified_response.py">UnifiedResponse</a></code>
 - <code title="post /v4/smart/parse">client.cas_parser.<a href="./src/cas_parser/resources/cas_parser.py">smart_parse</a>(\*\*<a href="src/cas_parser/types/cas_parser_smart_parse_params.py">params</a>) -> <a href="./src/cas_parser/types/unified_response.py">UnifiedResponse</a></code>
-
-# CasGenerator
-
-Types:
-
-```python
-from cas_parser.types import CasGeneratorGenerateCasResponse
-```
-
-Methods:
-
-- <code title="post /v4/generate">client.cas_generator.<a href="./src/cas_parser/resources/cas_generator.py">generate_cas</a>(\*\*<a href="src/cas_parser/types/cas_generator_generate_cas_params.py">params</a>) -> <a href="./src/cas_parser/types/cas_generator_generate_cas_response.py">CasGeneratorGenerateCasResponse</a></code>
diff --git a/pyproject.toml b/pyproject.toml
@@ -1,30 +1,32 @@
 [project]
 name = "cas-parser-python"
-version = "1.1.0"
+version = "1.2.0"
 description = "The official Python library for the CAS Parser API"
 dynamic = ["readme"]
 license = "Apache-2.0"
 authors = [
 { name = "Cas Parser", email = "sameer@casparser.in" },
 ]
+
 dependencies = [
-    "httpx>=0.23.0, <1",
-    "pydantic>=1.9.0, <3",
-    "typing-extensions>=4.10, <5",
-    "anyio>=3.5.0, <5",
-    "distro>=1.7.0, <2",
-    "sniffio",
+  "httpx>=0.23.0, <1",
+  "pydantic>=1.9.0, <3",
+  "typing-extensions>=4.10, <5",
+  "anyio>=3.5.0, <5",
+  "distro>=1.7.0, <2",
+  "sniffio",
 ]
-requires-python = ">= 3.8"
+
+requires-python = ">= 3.9"
 classifiers = [
   "Typing :: Typed",
   "Intended Audience :: Developers",
-  "Programming Language :: Python :: 3.8",
   "Programming Language :: Python :: 3.9",
   "Programming Language :: Python :: 3.10",
   "Programming Language :: Python :: 3.11",
   "Programming Language :: Python :: 3.12",
   "Programming Language :: Python :: 3.13",
+  "Programming Language :: Python :: 3.14",
   "Operating System :: OS Independent",
   "Operating System :: POSIX",
   "Operating System :: MacOS",
@@ -39,14 +41,14 @@ Homepage = "https://github.com/CASParser/cas-parser-python"
 Repository = "https://github.com/CASParser/cas-parser-python"
 
 [project.optional-dependencies]
-aiohttp = ["aiohttp", "httpx_aiohttp>=0.1.8"]
+aiohttp = ["aiohttp", "httpx_aiohttp>=0.1.9"]
 
 [tool.rye]
 managed = true
 # version pins are in requirements-dev.lock
 dev-dependencies = [
     "pyright==1.1.399",
-    "mypy",
+    "mypy==1.17",
     "respx",
     "pytest",
     "pytest-asyncio",
@@ -141,7 +143,7 @@ filterwarnings = [
 # there are a couple of flags that are still disabled by
 # default in strict mode as they are experimental and niche.
 typeCheckingMode = "strict"
-pythonVersion = "3.8"
+pythonVersion = "3.9"
 
 exclude = [
     "_dev",
@@ -224,6 +226,8 @@ select = [
   "B",
   # remove unused imports
   "F401",
+  # check for missing future annotations
+  "FA102",
   # bare except statements
   "E722",
   # unused arguments
@@ -246,6 +250,8 @@ unfixable = [
   "T203",
 ]
 
+extend-safe-fixes = ["FA102"]
+
 [tool.ruff.lint.flake8-tidy-imports.banned-api]
 "functools.lru_cache".msg = "This function does not retain type information for the wrapped function's arguments; The `lru_cache` function from `_utils` should be used instead"