diff --git a/examples/websocket-server/env.example b/examples/websocket-server/env.example
new file mode 100644
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+++ b/examples/websocket-server/env.example
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+# OpenAI API Key
+OPENAI_API_KEY=your_openai_api_key_here
+
+# Deepgram API Key
+DEEPGRAM_API_KEY=your_deepgram_api_key_here
+
+# Cartesia API Key
+CARTESIA_API_KEY=your_cartesia_api_key_here