diff --git a/.env.example b/.env.example
new file mode 100644
index 000000000..095a1fede
--- /dev/null
+++ b/.env.example
@@ -0,0 +1,3 @@
+ANTHROPIC_API_KEY=
+OPENAI_API_KEY=
+GEMINI_API_KEY=
diff --git a/.gitignore b/.gitignore
index eb5a316cb..c5dd4628e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 target
+.env