lvector_set_embedding_api_key
Signature:
CREATE PROCEDURE lvector_set_embedding_api_key(api_key LVARCHAR);
Purpose: Stores or configures the embedding provider API key used by embedding generation routines. Example:
EXECUTE PROCEDURE lvector_set_embedding_api_key('YOUR_API_KEY');
Note: Run this before calling lvector_embed() or
lvector_generate_embedding() if the embedding provider requires an API key.