diff --git a/README.md b/README.md
index 862b737..94c8ee9 100644
--- a/README.md
+++ b/README.md
@@ -84,7 +84,7 @@ From there, it's easy to implement popular design patterns like ([Multi-](https:
 | [Thinking](https://github.com/The-Pocket/PocketFlow/tree/main/cookbook/pocketflow-thinking) |  ★☆☆ <sup>*Beginner*</sup> | Solve complex reasoning problems through Chain-of-Thought |
 | [Memory](https://github.com/The-Pocket/PocketFlow/tree/main/cookbook/pocketflow-chat-memory) |  ★☆☆ <sup>*Beginner*</sup> | A chat bot with short-term and long-term memory |
 | [Text2SQL](https://github.com/The-Pocket/PocketFlow/tree/main/cookbook/pocketflow-text2sql) |  ★☆☆ <sup>*Beginner*</sup>  | Convert natural language to SQL queries with an auto-debug loop |
-| [Code Generator](https://github.com/The-Pocket/PocketFlow/tree/main/cookbook/pocketflow-code-generator) | ☆☆☆ <sup>*Dummy*</sup> | Generate test cases, implement solutions, and iteratively improve code |
+| [Code Generator](https://github.com/The-Pocket/PocketFlow/tree/main/cookbook/pocketflow-code-generator) | ★☆☆ <sup>*Beginner*</sup> | Generate test cases, implement solutions, and iteratively improve code |
 | [MCP](https://github.com/The-Pocket/PocketFlow/tree/main/cookbook/pocketflow-mcp) |  ★☆☆ <sup>*Beginner*</sup> |  Agent using Model Context Protocol for numerical operations |
 | [A2A](https://github.com/The-Pocket/PocketFlow/tree/main/cookbook/pocketflow-a2a) |  ★☆☆ <sup>*Beginner*</sup> | Agent wrapped with A2A protocol for inter-agent communication |
 | [Streamlit HITL](https://github.com/The-Pocket/PocketFlow/tree/main/cookbook/pocketflow-streamlit-hitl) | ★☆☆ <sup>*Beginner*</sup> | Streamlit app for human-in-the-loop review |
diff --git a/cookbook/pocketflow-code-generator/README.md b/cookbook/pocketflow-code-generator/README.md
index b883515..3e204df 100644
--- a/cookbook/pocketflow-code-generator/README.md
+++ b/cookbook/pocketflow-code-generator/README.md
@@ -2,6 +2,8 @@
 
 An intelligent AI system that takes LeetCode-style coding problems and automatically generates comprehensive test cases, implements solutions, and iteratively improves them until all tests pass.
 
+- Check out the [Substack Post Tutorial](https://pocketflow.substack.com/p/build-your-own-ai-code-generator) for more!
+
 ## Features
 
 - **Automatic Test Case Generation**: Creates diverse test cases including edge cases
@@ -158,4 +160,4 @@ The **RunTests** node uses PocketFlow's BatchNode to efficiently test the functi
 - **[Workflow](https://the-pocket.github.io/PocketFlow/design_pattern/workflow.html)**: Sequential steps of test generation → coding → testing
 - **[Agent](https://the-pocket.github.io/PocketFlow/design_pattern/agent.html)**: Intelligent decision-making when tests fail
 - **[Batch](https://the-pocket.github.io/PocketFlow/core_abstraction/batch.html)**: Efficient parallel test execution
-- **[Structured Output](https://the-pocket.github.io/PocketFlow/design_pattern/structure.html)**: YAML validation for reliable LLM outputs 
\ No newline at end of file
+- **[Structured Output](https://the-pocket.github.io/PocketFlow/design_pattern/structure.html)**: YAML validation for reliable LLM outputs