diff --git a/README.md b/README.md
index c77a43c..bfebe73 100644
--- a/README.md
+++ b/README.md
@@ -49,6 +49,9 @@ users[2]{id,name,role}:
 
 The benchmarks test datasets that favor TOON's strengths (uniform tabular data). Real-world performance depends heavily on your data structure.
 
+> [!TIP]
+> Try the interactive [Format Tokenization Playground](https://www.curiouslychase.com/playground/format-tokenization-exploration) to compare token usage across CSV, JSON, YAML, and TOON with your own data.
+
 <!-- automd:file src="./benchmarks/results/token-efficiency.md" -->
 
 ### Token Efficiency