This week in COSS: The recent flurry of COSS M&A activity continues as VoidZero was acquired by Cloudflare and Ona was acquired by OpenAI. Meanwhile, on the funding front, PhoenixAI raised an $80M Series B to power its agentic AI database, Mistral is rumored to be raising €3B at a €20B valuation, Mindverse raised ~$50M in a Series A, and Databricks is reportedly in talks to raise a fresh round at a valuation of over $165B. In other announcements, JFrog and NanoClaw launched an AI agent security integration, Bluesky announced a new communities feature, Nous Research joined Nvidia’s Nemotron Coalition, and Chai Discovery signed a licensing deal with Pfizer. Databricks announced its new storage ecosystem, Red Hat and IBM committed $5B to securing open source in the AI era, Firecrawl was profiled for its rapid growth, and OpenRouter data has revealed that American AI startups are quietly shifting traffic to Chinese LLMs.

We also feature the following companies in Cossmology: Anyscale, Formbricks, LiveKit, Multica, Ona, OpenSEO, PhoenixAI, Redpanda, Styra, and Ycode.