diff --git a/lightrag/base.py b/lightrag/base.py
index 50be4f62..cecd5edd 100644
--- a/lightrag/base.py
+++ b/lightrag/base.py
@@ -18,9 +18,13 @@ class QueryParam:
     mode: Literal["local", "global", "hybrid", "naive"] = "global"
     only_need_context: bool = False
     response_type: str = "Multiple Paragraphs"
+    # Number of top-k items to retrieve; corresponds to entities in "local" mode and relationships in "global" mode.
     top_k: int = 60
+    # Number of tokens for the original chunks.
     max_token_for_text_unit: int = 4000
+    # Number of tokens for the relationship descriptions
     max_token_for_global_context: int = 4000
+    # Number of tokens for the entity descriptions
     max_token_for_local_context: int = 4000