EMBEDDING_ENDPOINTThe full URL of the embeddings POST endpoint. For OpenAI:
https://api.openai.com/v1/embeddings. For an OpenAI-compatible
proxy, point at the proxy. For a self-hosted Ollama with the OpenAI
shim, e.g. http://localhost:11434/v1/embeddings.
EMBEDDING_MODELThe model identifier sent in the request body. For OpenAI:
text-embedding-3-small or text-embedding-3-large. For
other providers, the provider’s model name.
EMBEDDING_DIMENSIONSSee Required keys.