diff --git a/tools/README.md b/tools/README.md
new file mode 100644
index 0000000..f9b69eb
--- /dev/null
+++ b/tools/README.md
@@ -0,0 +1,9 @@
+# InternLM2 tools
+
+## Convert to LLaMA
+
+`convert2llama.py` can convert InternLM2 to LLaMA:
+
+```
+python convert2llama.py --src /path/to/internlm2 --tgt /path/to/target
+```