diff --git a/.python-version b/.python-version
index c8cfe395..24ee5b1b 100644
--- a/.python-version
+++ b/.python-version
@@ -1 +1 @@
-3.10
+3.13
diff --git a/cli/main.py b/cli/main.py
index 64616ee1..725cf26f 100644
--- a/cli/main.py
+++ b/cli/main.py
@@ -19,6 +19,8 @@ from rich.tree import Tree
 from rich import box
 from rich.align import Align
 from rich.rule import Rule
+from dotenv import load_dotenv
+load_dotenv()
 
 from tradingagents.graph.trading_graph import TradingAgentsGraph
 from tradingagents.default_config import DEFAULT_CONFIG
diff --git a/pyproject.toml b/pyproject.toml
index 4b5793d1..48a5553f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -20,6 +20,7 @@ dependencies = [
     "pandas>=2.3.0",
     "parsel>=1.10.0",
     "praw>=7.8.1",
+    "python-dotenv>=1.1.0",
     "pytz>=2025.2",
     "questionary>=2.1.0",
     "redis>=6.2.0",
diff --git a/uv.lock b/uv.lock
index e57ce7e5..9bed386e 100644
--- a/uv.lock
+++ b/uv.lock
@@ -1,5 +1,5 @@
 version = 1
-revision = 2
+revision = 3
 requires-python = ">=3.10"
 resolution-markers = [
     "python_full_version >= '3.13'",
@@ -1831,7 +1831,7 @@ name = "langgraph-checkpoint"
 version = "2.0.26"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
-    { name = "langchain-core", marker = "python_full_version < '4.0'" },
+    { name = "langchain-core", marker = "python_full_version < '4'" },
     { name = "ormsgpack" },
 ]
 sdist = { url = "https://files.pythonhosted.org/packages/c5/61/e2518ac9216a4e9f4efda3ac61595e3c9e9ac00833141c9688e8d56bd7eb/langgraph_checkpoint-2.0.26.tar.gz", hash = "sha256:2b800195532d5efb079db9754f037281225ae175f7a395523f4bf41223cbc9d6", size = 37874, upload-time = "2025-05-15T17:31:22.466Z" }
@@ -4708,6 +4708,7 @@ dependencies = [
     { name = "pandas" },
     { name = "parsel" },
     { name = "praw" },
+    { name = "python-dotenv" },
     { name = "pytz" },
     { name = "questionary" },
     { name = "redis" },
@@ -4738,6 +4739,7 @@ requires-dist = [
     { name = "pandas", specifier = ">=2.3.0" },
     { name = "parsel", specifier = ">=1.10.0" },
     { name = "praw", specifier = ">=7.8.1" },
+    { name = "python-dotenv", specifier = ">=1.1.0" },
     { name = "pytz", specifier = ">=2025.2" },
     { name = "questionary", specifier = ">=2.1.0" },
     { name = "redis", specifier = ">=6.2.0" },