Latent Space covers AI news on model releases and weight space programming
Original title: [AINews] Behind Latent Space: Kill My SaaS, Jev & AI in 2026 | AIEi Shanghai
Latent Space reports on frontier model capabilities for direct weight editing and multiple new AI model releases.
The publication features AI Engineer Shanghai and an interview on Latent Space history. It discusses replications of weight-space programming where frontier LLMs generate or edit small networks' weights. It also covers model releases including Tencent Hy4, Sarvam Prism, Kimi K3.1 Pro, and open-weight models like P-H3-Image and LongCat-2.5. Benchmarks, pricing, and agent capabilities are compared across models.
- Frontier models can edit weights without gradient training
- Multiple independent replications reported
- Tencent Hy4 scores 75.2 on APEX-Agents
- Open-weight releases include Kimi K3.1 Pro and LongCat-2.5
- Products
- P-H3-Image
- AI models
- Hy4QwenKimi K3.1 ProLongCat-2.5
From the original article
14 min read at latent.space
November 3, 2026 — A quiet day lets us share some behind the senes.
By swyx .ai · latent.space
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