diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 7017d4474..f71e31c6d 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -11,13 +11,7 @@ Thank you for your interest in contributing to HAPI! We welcome bug fixes, featu
 
 ## AI-Generated Code Policy (Vibe Coding)
 
-If you are using AI tools to generate code ("Vibe Coding"), please note:
-
-**We only accept code generated by the GPT-5.4 model.**
-
-Pull requests containing code generated by other AI models (including other GPT versions, Claude, Gemini, or any other LLM) will be rejected. This policy helps us maintain consistency and quality standards across the codebase.
-
-If you're unsure whether your AI-assisted code meets this requirement, please open an issue to discuss before submitting.
+If you used AI tools to generate code ("Vibe Coding"), please disclose the model in your PR description. Code is judged on merit — focused scope, tests, and the other expectations below apply equally regardless of how the code was authored.
 
 ## Pull Request Guidelines