diff --git a/.github/workflows/edge.yml b/.github/workflows/edge.yml
index b7fb521..e0a5d02 100644
--- a/.github/workflows/edge.yml
+++ b/.github/workflows/edge.yml
@@ -15,14 +15,14 @@ jobs:
     - name: Install dependencies
       run: |
         python3 -m pip install --upgrade pip
-        python3 -m pip install setuptools wheel twine
+        python3 -m pip install build twine
         python3 -m pip install -r requirements.txt
 
     - name: Pull EdgeFunction
       run: python3 edgefxn.py
 
-    - name: Build
-      run: python3 setup.py sdist bdist_wheel
+    - name: Build Function
+      run: python3 -m build
 
     - uses: actions/upload-artifact@v4
       with:
diff --git a/.github/workflows/pypi.yml b/.github/workflows/pypi.yml
index 82930fd..2c98bd3 100644
--- a/.github/workflows/pypi.yml
+++ b/.github/workflows/pypi.yml
@@ -13,21 +13,27 @@ jobs:
   
     - uses: actions/setup-python@v2
       with:
-          python-version: "3.9"
+        python-version: "3.9"
   
     - name: Install dependencies
       run: |
         python3 -m pip install --upgrade pip
-        python3 -m pip install setuptools wheel twine
+        python3 -m pip install build twine
         python3 -m pip install -r requirements.txt
 
     - name: Pull EdgeFunction
       run: python3 edgefxn.py
 
-    - name: Build and publish
+    - name: Build Function
+      run: python3 -m build
+
+    - name: Publish to PyPi
+      run: python3 -m twine upload dist/*
       env:
         TWINE_USERNAME: __token__
         TWINE_PASSWORD: ${{ secrets.PYPI_TOKEN }}
-      run: |
-        python3 setup.py sdist bdist_wheel
-        python3 -m twine upload dist/*
\ No newline at end of file
+
+    - uses: actions/upload-artifact@v4
+      with:
+          name: Wheels
+          path: dist/
\ No newline at end of file
diff --git a/.github/workflows/testpypi.yml b/.github/workflows/testpypi.yml
index 3308ff2..cbd9c24 100644
--- a/.github/workflows/testpypi.yml
+++ b/.github/workflows/testpypi.yml
@@ -10,22 +10,28 @@ jobs:
 
     - uses: actions/setup-python@v2
       with:
-        python-version: '3.8'
+        python-version: "3.9"
     
     - name: Install dependencies
       run: |
         python3 -m pip install --upgrade pip
-        python3 -m pip install setuptools wheel twine
+        python3 -m pip install build twine
         python3 -m pip install -r requirements.txt
 
     - name: Pull EdgeFunction
       run: python3 edgefxn.py
 
-    - name: Build and publish
+    - name: Build Function
+      run: python3 -m build
+
+    - name: Publish to TestPyPi
+      run: python3 -m twine upload dist/*
       env:
         TWINE_REPOSITORY: testpypi
         TWINE_USERNAME: __token__
         TWINE_PASSWORD: ${{ secrets.TEST_PYPI_TOKEN }}
-      run: |
-        python3 setup.py sdist bdist_wheel
-        python3 -m twine upload dist/*
\ No newline at end of file
+
+    - uses: actions/upload-artifact@v4
+      with:
+          name: Wheels
+          path: dist/
\ No newline at end of file
diff --git a/pyproject.toml b/pyproject.toml
new file mode 100644
index 0000000..d9f2ad1
--- /dev/null
+++ b/pyproject.toml
@@ -0,0 +1,61 @@
+# 
+#   Function
+#   Copyright © 2024 NatML Inc. All Rights Reserved.
+#
+
+[project]
+name = "fxn"
+dynamic = ["version"]
+description = "Run on-device and cloud AI prediction functions in Python. Register at https://fxn.ai."
+readme = "README.md"
+dependencies = [
+    "aiohttp",
+    "magika",
+    "numpy",
+    "pillow",
+    "pydantic>=2.0",
+    "requests",
+    "rich",
+    "typer"
+]
+requires-python = ">=3.9"
+authors = [ { name = "NatML Inc.", email = "hi@fxn.ai" } ]
+license = { file = "LICENSE" }
+classifiers = [
+    "Programming Language :: Python :: 3",
+    "License :: OSI Approved :: Apache Software License",
+    "Operating System :: OS Independent",
+    "Topic :: Scientific/Engineering :: Image Recognition",
+    "Topic :: Software Development :: Libraries",
+]
+
+[project.urls]
+Homepage = "https://fxn.ai"
+Documentation = "https://docs.fxn.ai"
+Source = "https://github.com/fxnai/fxn"
+Changelog = "https://github.com/fxnai/fxn/blob/main/Changelog.md"
+
+[project.optional-dependencies]
+# None
+
+[project.scripts]
+fxn = "fxn.cli.__init__:app"
+
+[build-system]
+requires = ["setuptools>=42", "wheel"]
+build-backend = "setuptools.build_meta"
+
+[tool.setuptools]
+include-package-data = true
+
+[tool.setuptools.packages.find]
+include = ["fxn", "fxn*"]
+namespaces = false
+
+[tool.setuptools.package-data]
+"fxn.libs.macos" = ["*.dylib"]
+"fxn.libs.windows" = ["*.dll"]
+"fxn.libs.linux" = ["*.so"]
+
+[tool.setuptools.dynamic]
+version = { attr = "fxn.version.__version__" }
\ No newline at end of file