Merge pull request #1647 from endolith/patch-3

Update openrouter.mdx

Author: Notnaton

docs/language-models/hosted-models/openrouter.mdx

@@ -55,10 +55,10 @@ interpreter.llm.model = "openrouter/meta-llama/llama-2-70b-chat"
 
 # Required Environment Variables
 
-Set the following environment variables [(click here to learn how)](https://chat.openai.com/share/1062cdd8-62a1-4aa8-8ec9-eca45645971a) to use these models.
+Set the following LiteLLM environment variables [(click here to learn how)](https://chat.openai.com/share/1062cdd8-62a1-4aa8-8ec9-eca45645971a) to use these models.
 
 | Environment Variable  | Description  | Where to Find  |
 | --------------------- | ------------ | -------------- |
 | `OPENROUTER_API_KEY`       | The API key for authenticating to OpenRouter's services. | [OpenRouter Account Page](https://openrouter.ai/keys) |
-| `OR_SITE_URL`      | The site URL for OpenRouter's services. | [OpenRouter Account Page](https://openrouter.ai/keys) |
-| `OR_APP_NAME`   | The app name for OpenRouter's services. | [OpenRouter Account Page](https://openrouter.ai/keys) |
+| `OR_SITE_URL`      | An optional app URL for tracking usage, such as `https://github.com/openinterpreter/open-interpreter/`. | Your choice |
+| `OR_APP_NAME`   | An optional app name for tracking usage, such as `"Open Interpreter"`. | Your choice |