diff --git a/developer-guides/llm-sdks-and-frameworks/google-adk.mdx b/developer-guides/llm-sdks-and-frameworks/google-adk.mdx
index 2a796cad3..2b210e8c8 100644
--- a/developer-guides/llm-sdks-and-frameworks/google-adk.mdx
+++ b/developer-guides/llm-sdks-and-frameworks/google-adk.mdx
@@ -100,10 +100,10 @@ Set `FIRECRAWL_API_KEY` in the environment that starts ADK. Do not put its value
 
 ## Configuration
 
-### Required Configuration
+### Authentication
 
 **FIRECRAWL_API_KEY**: Your Firecrawl API key
-- Required when using cloud API (default)
+- Optional with the cloud API (default): without a key, scrape and search run keyless within free limits; other tools and higher limits need a key
 - Optional when using self-hosted instance with FIRECRAWL_API_URL
 
 ### Optional Configuration