diff --git a/.env.example b/.env.example
index f73016c..f3575fe 100644
--- a/.env.example
+++ b/.env.example
@@ -21,6 +21,8 @@ OFFICEQA_DOC_MODE=parsed
 FRONTIER_AGENT_DATASETS_DIR=
 
 # Optional: web search and page fetching.
+# Support any Serper.dev-compatible endpoint (like litescrape.com, serpbase.dev,
+# and others): set SERPER_BASE_URL and a provider-issued SERPER_API_KEY.
 SERPER_API_KEY=
 SERPER_BASE_URL=https://google.serper.dev
 JINA_API_KEY=
diff --git a/README.md b/README.md
index 77273a9..01ee210 100644
--- a/README.md
+++ b/README.md
@@ -147,9 +147,13 @@ OPENAI_MODEL=your-model-name
 
 # Optional web research tools
 SERPER_API_KEY=
+SERPER_BASE_URL=https://google.serper.dev
 JINA_API_KEY=
 ```
 
+Support any Serper.dev-compatible endpoint (like litescrape.com, serpbase.dev,
+and others) by setting `SERPER_BASE_URL` and a provider-issued `SERPER_API_KEY`.
+
 Start the TUI:
 
 ```bash