diff --git a/.env.example b/.env.example
index 32a1397..2383eb3 100644
--- a/.env.example
+++ b/.env.example
@@ -4,8 +4,12 @@ LLM_ENDPOINT=http://localhost:11434/v1/chat/completions
 # Model name passed to the endpoint
 LLM_MODEL=llama3
 
-# Optional API key (sent as Bearer token) — leave blank for local servers
+# Optional API key — value is sent as "Bearer <value>", do NOT include the word "Bearer" here
 LLM_API_KEY=
 
+# Optional extra headers sent with every LLM request, as a JSON object
+# Example: LLM_HEADERS={"x-openclaw-agent-id":"jibo"}
+LLM_HEADERS=
+
 # Default system prompt for the voice AI loop
 LLM_SYSTEM_PROMPT=You are Jibo, a friendly social robot. Keep responses brief and conversational.
diff --git a/server.js b/server.js
index b6236cd..a7ceb27 100644
--- a/server.js
+++ b/server.js
@@ -922,6 +922,10 @@ app.post('/api/llm/chat', async (req, res) => {
 
   const headers = {};
   if (apiKey) headers['Authorization'] = `Bearer ${apiKey}`;
+  try {
+    const extra = process.env.LLM_HEADERS ? JSON.parse(process.env.LLM_HEADERS) : {};
+    Object.assign(headers, extra);
+  } catch { console.warn('[llm] LLM_HEADERS is not valid JSON — ignored'); }
 
   try {
     const result = await httpPost(url, headers, { model: mdl, messages: allMessages, stream: false });