diff --git a/.devcontainer/devcontainer.json b/.devcontainer/devcontainer.json
new file mode 100644
index 00000000000..910000f8d72
--- /dev/null
+++ b/.devcontainer/devcontainer.json
@@ -0,0 +1,38 @@
+// For format details, see https://aka.ms/devcontainer.json. For config options, see the
+// README at: https://github.com/devcontainers/templates/tree/main/src/python
+{
+  "name": "Python 3",
+  // Or use a Dockerfile or Docker Compose file. More info: https://containers.dev/guide/dockerfile
+  // "image": "mcr.microsoft.com/devcontainers/python:3.9-bookworm",
+  // "image": "mcr.microsoft.com/devcontainers/python:3.10-bookworm",
+  // "image": "mcr.microsoft.com/devcontainers/python:3.11-bookworm",
+  // "image": "mcr.microsoft.com/devcontainers/python:3.12-bookworm",
+  // "image": "mcr.microsoft.com/devcontainers/python:1-3.12-bullseye",
+  //"image": "mcr.microsoft.com/devcontainers/python:3.13-bookworm",
+  "image": "mcr.microsoft.com/devcontainers/python:3.13-bullseye",
+
+  "features": {
+    "ghcr.io/hspaans/devcontainer-features/pytest:1": {},
+    //"ghcr.io/devcontainers-extra/features/pylint:2": {},
+    //"ghcr.io/devcontainers-extra/features/poetry:2": {}
+  },
+
+  // Features to add to the dev container. More info: https://containers.dev/features.
+  // "features": {},
+
+  // Use 'forwardPorts' to make a list of ports inside the container available locally.
+  // "forwardPorts": [],
+
+  // Use 'postCreateCommand' to run commands after the container is created.
+  "postCreateCommand": "git config --global core.autocrlf true && pip3 install --user -r requirements-dev.txt",
+
+  // Configure tool-specific properties.
+  "customizations": {
+    "vscode": {
+      "extensions": ["ms-python.python"]
+    }
+  }
+
+  // Uncomment to connect as root instead. More info: https://aka.ms/dev-containers-non-root.
+  // "remoteUser": "root"
+}
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index e3737672fc8..0f1c25dae1f 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -15,7 +15,7 @@ jobs:
     strategy:
       max-parallel: 5
       matrix:
-        python-version: ["3.9", "3.10", "3.11", "3.12"]
+        python-version: ["3.9", "3.10", "3.11", "3.12", "3.13"]
     steps:
     - uses: actions/checkout@v4
     - name: Set up Python ${{ matrix.python-version }}
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 8d01c3cbc2b..93de9b16306 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -21,7 +21,7 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v5
         with:
-          python-version: 3.12
+          python-version: 3.13
       - name: Install flit
         run: |
           pip install flit
diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 734d799ff6a..90c1fde0893 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-    ".": "1.19.0"
+    ".": "1.20.0"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8a3041c5827..7b290794091 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,6 +3,20 @@
 All notable changes to this project will be documented in this file.
 
 
+## [1.20.0](https://github.com/microsoftgraph/msgraph-sdk-python/compare/v1.19.0...v1.20.0) (2025-02-06)
+
+
+### Features
+
+* Python 3.13 support ([fac3184](https://github.com/microsoftgraph/msgraph-sdk-python/commit/fac3184cea86487b305d6bbadad084534944866f))
+* Python 3.13 support ([8605f62](https://github.com/microsoftgraph/msgraph-sdk-python/commit/8605f6238407d94f8d49aed782b97e48b179e304))
+
+
+### Bug Fixes
+
+* bump kiota and graph core dependencies ([499783f](https://github.com/microsoftgraph/msgraph-sdk-python/commit/499783f56bc264a8ea5fecb06cca43c31b915b3f))
+* Bump kiota versions ([1d21bdd](https://github.com/microsoftgraph/msgraph-sdk-python/commit/1d21bdd6d6ca9f2517f786bf27df30de2b42db8a))
+
 ## [1.19.0](https://github.com/microsoftgraph/msgraph-sdk-python/compare/v1.18.0...v1.19.0) (2025-02-06)
 
 
diff --git a/msgraph/_version.py b/msgraph/_version.py
index 4520e7425a5..b71b9e2b24d 100644
--- a/msgraph/_version.py
+++ b/msgraph/_version.py
@@ -1,4 +1,4 @@
 # The SDK version
 # x-release-please-start-version
-VERSION: str = '1.19.0'
+VERSION: str = '1.20.0'
 # x-release-please-end
diff --git a/pyproject.toml b/pyproject.toml
index 46f65f9940d..af4d3ae3d44 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -6,20 +6,17 @@ build-backend = "flit_core.buildapi"
 name = "msgraph-sdk"
 # The SDK version
 # x-release-please-start-version
-version = "1.19.0"
+version = "1.20.0"
 # x-release-please-end
 authors = [{name = "Microsoft", email = "graphtooling+python@microsoft.com"}]
 description = "The Microsoft Graph Python SDK"
 dependencies = [
     "azure-identity >=1.12.0",
-    "microsoft-kiota-abstractions >=1.3.0,<2.0.0",
-    "microsoft-kiota-authentication-azure >=1.0.0,<2.0.0",
-    "microsoft-kiota-serialization-json >=1.3.0,<2.0.0",
-    "microsoft-kiota-serialization-text >=1.0.0,<2.0.0",
-    "microsoft-kiota-serialization-form >=0.1.0",
-    "microsoft-kiota-serialization-multipart >=0.1.0",
-    "microsoft-kiota-http >=1.0.0,<2.0.0",
-    "msgraph_core >=1.0.0"
+    "microsoft-kiota-serialization-json >=1.8.0,<2.0.0",
+    "microsoft-kiota-serialization-text >=1.8.0,<2.0.0",
+    "microsoft-kiota-serialization-form >=1.8.0,<2.0.0",
+    "microsoft-kiota-serialization-multipart >=1.8.0,<2.0.0",
+    "msgraph_core >=1.3.1"
 
 ]
 requires-python = ">=3.9"
@@ -32,6 +29,7 @@ classifiers = [
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",
+    "Programming Language :: Python :: 3.13",
     "License :: OSI Approved :: MIT License",
 ]
 
diff --git a/requirements-dev.txt b/requirements-dev.txt
index 3decadcf2dc..45d0c20d557 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -33,16 +33,16 @@ lazy-object-proxy==1.10.0
 lexid==2021.1006
 looseversion==1.3.0
 mccabe==0.7.0
-microsoft-kiota-abstractions==1.9.1
-microsoft-kiota-authentication-azure==1.9.1
-microsoft-kiota-http==1.9.1
-microsoft-kiota-serialization-form==1.9.1
-microsoft-kiota-serialization-json==1.9.1
-microsoft-kiota-serialization-multipart==1.9.1
-microsoft-kiota-serialization-text==1.9.1
+microsoft-kiota-abstractions==1.9.2
+microsoft-kiota-authentication-azure==1.9.2
+microsoft-kiota-http==1.9.2
+microsoft-kiota-serialization-form==1.9.2
+microsoft-kiota-serialization-json==1.9.2
+microsoft-kiota-serialization-multipart==1.9.2
+microsoft-kiota-serialization-text==1.9.2
 msal==1.31.1
 msal-extensions==1.2.0
-msgraph-core==1.3.0
+msgraph-core==1.3.1
 multidict==6.1.0
 mypy==1.15.0
 mypy-extensions==1.0.0
@@ -51,7 +51,6 @@ opentelemetry-sdk==1.30.0
 opentelemetry-semantic-conventions==0.51b0
 packaging==24.2
 pathlib2==2.3.7.post1
-pendulum==3.0.0
 platformdirs==4.3.6
 portalocker==2.10.1
 pycparser==2.22