Open-source Ornith-1.5 matches Claude Opus with self-improving MoE models
Aiden_Tech_Ai · x · 2026-08-20
Ornith-1.5 introduces open-source LLMs (9B Dense, 35B MoE, 397B MoE) trained via end-to-end self-improvement. It achieves SOTA among comparable open-source models and claims performance comparable to Claude Opus 4.8 on Terminal-Bench 2.1 (86.1), SWE-Bench, and other reasoning/coding benchmarks.
Related event: Ornith-1.5 Release: 397B MoE Self-Improvement Targets Claude Opus(24 posts)→
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