diff --git a/Makefile b/Makefile
index a9f4c893..073b5888 100644
--- a/Makefile
+++ b/Makefile
@@ -1,3 +1,6 @@
+PATH_TO_PLANTUML := ~/bin
+
+
 run: ## Run the service locally
 	python src/lightspeed-stack.py
 
@@ -14,4 +17,13 @@ format: ## Format the code into unified format
 requirements.txt:	pyproject.toml pdm.lock ## Generate requirements.txt file containing hashes for all non-devel packages
 	pdm export --prod --format requirements --output requirements.txt --no-extras --without evaluation
 
+docs/config.puml: ## Generate PlantUML class diagram for configuration
+	pyreverse src/models/config.py --output puml --output-directory=docs/
+	mv docs/classes.puml docs/config.puml
+
+docs/config.png:	docs/config.puml ## Generate an image with configuration graph
+	pushd docs && \
+	java -jar ${PATH_TO_PLANTUML}/plantuml.jar --theme rose config.puml && \
+	mv classes.png config.png && \
+	popd
 
diff --git a/docs/config.png b/docs/config.png
new file mode 100644
index 00000000..f75ced7b
Binary files /dev/null and b/docs/config.png differ
diff --git a/docs/config.puml b/docs/config.puml
new file mode 100644
index 00000000..d500685f
--- /dev/null
+++ b/docs/config.puml
@@ -0,0 +1,14 @@
+@startuml classes
+set namespaceSeparator none
+class "Configuration" as src.models.config.Configuration {
+  llama_stack
+  name : str
+}
+class "LLamaStackConfiguration" as src.models.config.LLamaStackConfiguration {
+  api_key : Optional[str]
+  url : Optional[str]
+  use_as_library_client : Optional[bool]
+  check_llama_stack_model() -> Self
+}
+src.models.config.LLamaStackConfiguration --* src.models.config.Configuration : llama_stack
+@enduml