This week in COSS: Palo Alto Networks moves to secure AI agent ecosystems by acquiring Portkey, while Cohere merges with Aleph Alpha to bolster AI capabilities. Two companies go opposite ways on COSS—Warp embraces full open-sourcing, whereas MinIO completes its shift away from open source, prompting users to look for OSS replacements. Meanwhile, ComfyUI raises significant capital to improve AI-generated media and DeepSeek introduces a new model that 'closes the gap' with competing LLMs while preserving its famous advantages in efficiency. The growing use of AI-written software raises new security concerns and sparks competition with emerging agent platforms like OpenClaw and Microsoft's new efforts. We also feature the following companies in Cossmology: NestJS, NocoBase, Pretzel AI, ReactiveSearch, Refact.ai, Rio, SeaweedFS, Shuttle, Warp, and Zed Industries.…