Open-weight Qwen3.5-397B plus continual learning reportedly reaches Opus 4.8-level performance for $450k
WeijiaShi2 · x · 2026-07-28
- A thread claims that applying π-shaped continual learning to an open-weight model like Qwen3.5-397B can produce a “genuine frontier model” competitive with Opus 4.8 for about $450k in compute.
- The post also says a newly curated dataset behind Thomson-1-Large focuses on legal capabilities and reportedly matches Opus-4.8 on general benchmarks.
- The author says a full technical report and open-source models are coming soon.
Related event: SovereignAI Boosts Qwen to Near-Opus Levels for $450K(3 posts)→
More from Companies & People
- Thinking Machines appears as a 2025 seed-backed private startup led by Mira Murati — suchenzang · 2026-07-28
- LangChain says open source is in its blood as it partners with NVIDIA — Hacubu · 2026-07-28
- Mistral opens registration for its Brooklyn cat café coworking event — sophiamyang · 2026-07-28
- A Fields Medalist joins OpenAI as $250B data-center financing and Kimi K3 land — Dapper-Tale-4021 · 2026-07-28
- Google DeepMind AI-pause fight turns into a public culture clash — teortaxesTex · 2026-07-28
- Parallax pitches a personal-agent operating system built on LLMs — avlok · 2026-07-28