[Feature Request]: Introduce cohere command r embedding model as an alternative

[yingfeng]

Is there an existing issue for the same feature request?

• [X] I have checked the existing issues.

Is your feature request related to a problem?

No response

Describe the feature you'd like

cohere command r is a good text embedding model to be configured as an alternative

Describe implementation you've considered

No response

Documentation, adoption, use case

No response

Additional information

No response