diff --git a/docs/en/getting-started/local_quickstart_go.md b/docs/en/getting-started/local_quickstart_go.md
index 0830f8f30d..b5d34bf1cc 100644
--- a/docs/en/getting-started/local_quickstart_go.md
+++ b/docs/en/getting-started/local_quickstart_go.md
@@ -46,11 +46,6 @@ from Toolbox.
     go get github.com/googleapis/mcp-toolbox-sdk-go
     ```
 
-1. Set your API key (If you don't have an API key yet, you can get one from [Google AI Studio](https://aistudio.google.com/app/apikey).)
-   ```bash
-   export GOOGLE_API_KEY="YOUR_ACTUAL_GEMINI_API_KEY"
-   ```
-
 1. Create a new file named `hotelagent.go` and copy the following code to create
    an agent: