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Llama 3.1 70B Instruct alternatives

Match · Updated July 2026

The closest alternative to Llama 3.1 70B Instruct is Llama Guard 4 12B — comparable intelligence (— vs —); for a cheaper option, GPT-5.6 Luna runs $0.100/M vs $0.400/M; and the best open-weight substitute is Kimi K3.

Frequently asked

What is the best alternative to Llama 3.1 70B Instruct?

Llama Guard 4 12B is the closest alternative to Llama 3.1 70B Instruct, with an Intelligence Index of — (Llama 3.1 70B Instruct scores —) at $0.180 per million input tokens.

Is there a cheaper alternative to Llama 3.1 70B Instruct?

Yes — GPT-5.6 Luna costs $0.100 per million input tokens versus $0.400 for Llama 3.1 70B Instruct, while staying within ~8 points of its Intelligence Index.

Is there an open-source alternative to Llama 3.1 70B Instruct?

Kimi K3 is the strongest open-weight alternative to Llama 3.1 70B Instruct — downloadable from Hugging Face and self-hostable, scoring 57.1 on intelligence.