Tweak langue and add warning to openhands llm entry

Author: DevinVinson

openhands/usage/llms/openhands-llms.mdx

@@ -35,7 +35,9 @@ When you use OpenHands as an LLM provider in the CLI, we may collect minimal usa
 
 ## Using OpenHands LLM Provider with the SDK
 
-You can use your OpenHands API key with the [OpenHands SDK](https://docs.openhands.dev/sdk) to build custom agents and automation pipelines.
+You can use your OpenHands LLM API key with the [OpenHands SDK](https://docs.openhands.dev/sdk) to build custom agents and automation pipelines.
+
+
 
 ### Configuration
 
@@ -46,6 +48,16 @@ export LLM_API_KEY="your-openhands-api-key"
 export LLM_MODEL="openhands/claude-sonnet-4-20250514"
 ```
 
+<Warning>
+  **The SDK uses the OpenHands LLM Key not the OpenHands Cloud API Keys** : If you see the following error ensure you are using the [OpenHands LLM Key](https://app.all-hands.dev/settings/api-keys).
+
+  ```bash
+ Unable to find token in cache or `LiteLLM_VerificationTokenTable`
+  ```
+
+  You can create multiple OpenHands API Keys to work with the [Cloud API](https://docs.openhands.dev/openhands/usage/cloud/cloud-api) but there is only one OpenHands LLM API Key for your account.
+</Warning>
+
 ### Example
 
 ```python