diff --git a/pyproject.toml b/pyproject.toml
index c2c0b570..e7bd032a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -30,6 +30,7 @@ dependencies = [
     "pydantic-ai>=1.0.18",
     "pydantic-graph>=1.0.18",
     "python-dotenv>=1.1.1",
+    "pyyaml>=6.0.1",
     "rich>=14.2.0",
     "tiktoken>=0.12.0",
     "typer>=0.19.2",
diff --git a/uv.lock b/uv.lock
index 9b966c2f..afc5b6e1 100644
--- a/uv.lock
+++ b/uv.lock
@@ -1134,6 +1134,7 @@ dependencies = [
     { name = "pydantic-ai" },
     { name = "pydantic-graph" },
     { name = "python-dotenv" },
+    { name = "pyyaml" },
     { name = "rich" },
     { name = "tiktoken" },
     { name = "typer" },
@@ -1178,6 +1179,7 @@ requires-dist = [
     { name = "pydantic-ai", specifier = ">=1.0.18" },
     { name = "pydantic-graph", specifier = ">=1.0.18" },
     { name = "python-dotenv", specifier = ">=1.1.1" },
+    { name = "pyyaml", specifier = ">=6.0.1" },
     { name = "rich", specifier = ">=14.2.0" },
     { name = "tiktoken", specifier = ">=0.12.0" },
     { name = "typer", specifier = ">=0.19.2" },