Together.ai needs stop sequence

[vontainment]

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1. Is this request related to a challenge you're experiencing?

Yes many together.ai models are not usable.

2. Describe the feature you'd like to see

Together.ai needs stop sequence option as many of their models use it.

3. How will this feature improve your workflow or experience?

It will make many of together.ai's models usable

4. Additional context or comments

No response

5. Can you help us with this feature?

• I am interested in contributing to this feature.