LiteLLM doesn't expose mxbai-embed-large; text-embedding-3-small with the `dimensions` param produces 1024-dim vectors that fit translation_memory.embedding. Refs: CF-3125
LiteLLM doesn't expose mxbai-embed-large; text-embedding-3-small with the `dimensions` param produces 1024-dim vectors that fit translation_memory.embedding. Refs: CF-3125