Llama 3.1 405B InstructDisabled since Aug 14, 2026
GitHub Models retired 2026-07-30 (HTTP 410; smoke 2026-08-14). Only platform backend was github. Do not re-enable unless a non-GitHub free/platform route appears.
Meta's Llama 3.1 405B Instruct is the flagship open-weight model of the Llama 3.1 family, with strong reasoning, coding, and multilingual performance and a 128k context window. Unpublished after GitHub Models retired (HTTP 410); no replacement platform backend.
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