diff --git a/python/README.md b/python/README.md
index 2cf5e9968..b18f1fe86 100644
--- a/python/README.md
+++ b/python/README.md
@@ -9,7 +9,7 @@ ValueCell is a community-driven, multi-agent platform for financial applications
 Install the package in development mode with all dependencies:
 
 ```bash
-uv pip install -e ".[dev]"
+uv sync --group dev
 ```
 
 ### Production Installation
diff --git a/python/pyproject.toml b/python/pyproject.toml
index 1e44692d3..2d77d2e97 100644
--- a/python/pyproject.toml
+++ b/python/pyproject.toml
@@ -31,6 +31,20 @@ dev = [
     "pytest-asyncio>=1.0.0",
 ]
 
+[dependency-groups]
+dev = [
+    {include-group = "lint"},
+    {include-group = "test"}
+]
+lint = [
+    "ruff"
+]
+test = [
+    "pytest>=7.4.0",
+    "pytest-cov>=4.1.0",
+    "pytest-asyncio>=1.0.0",
+]
+
 [tool.ruff]
 line-length = 88
 indent-width = 4
diff --git a/python/uv.lock b/python/uv.lock
index f5651aa98..7b1364539 100644
--- a/python/uv.lock
+++ b/python/uv.lock
@@ -1,5 +1,5 @@
 version = 1
-revision = 2
+revision = 3
 requires-python = ">=3.12"
 resolution-markers = [
     "python_full_version >= '3.13'",
@@ -2052,6 +2052,22 @@ dev = [
     { name = "ruff" },
 ]
 
+[package.dev-dependencies]
+dev = [
+    { name = "pytest" },
+    { name = "pytest-asyncio" },
+    { name = "pytest-cov" },
+    { name = "ruff" },
+]
+lint = [
+    { name = "ruff" },
+]
+test = [
+    { name = "pytest" },
+    { name = "pytest-asyncio" },
+    { name = "pytest-cov" },
+]
+
 [package.metadata]
 requires-dist = [
     { name = "a2a-sdk", extras = ["http-server"], specifier = ">=0.3.4" },
@@ -2073,6 +2089,20 @@ requires-dist = [
 ]
 provides-extras = ["dev"]
 
+[package.metadata.requires-dev]
+dev = [
+    { name = "pytest", specifier = ">=7.4.0" },
+    { name = "pytest-asyncio", specifier = ">=1.0.0" },
+    { name = "pytest-cov", specifier = ">=4.1.0" },
+    { name = "ruff" },
+]
+lint = [{ name = "ruff" }]
+test = [
+    { name = "pytest", specifier = ">=7.4.0" },
+    { name = "pytest-asyncio", specifier = ">=1.0.0" },
+    { name = "pytest-cov", specifier = ">=4.1.0" },
+]
+
 [[package]]
 name = "webencodings"
 version = "0.5.1"