[sgd99]

Not self-hosted/local but Claude by Anthropic from what I've heard is really good but the API is not publicly available. It's apparently accessible via Poe (https://poe.com)

As for open models, HuggingFace has a nice leaderboard to see which ones are decent: https://huggingface.co/spaces/HuggingFaceH4/open_llm_leaderb...