After you purchase Watsonx Orchestrate, you can start using the watsonx/* LLMs by configuring the proxy with the following variables in your .env file:

[.env]
WO_API_KEY=<your API key for Watson Orchestrate on SaaS>
WO_INSTANCE=<your service instance URL>
AUTHORIZATION_URL=<your IAM URL>
USE_SAAS_ML_TOOLS_RUNTIME

WO_USERNAME=<your username for CPD (used instead of an API key)>
WO_PASSWORD=<your password for CPD (used instead of an API key)>