COSS Weekly: Hugging Face on Open vs. Closed, Orkes Raises $60M, DeepSeek seeks $20B valuation, and more

Sabir Ibrahim — Mon, 27 Apr 2026 17:00:00 +0000

This week in COSS: Orkes raised $60M to build more reliable AI workloads, while Tencent and Alibaba are in talks to invest in DeepSeek at a valuation exceeding $20 billion. Supabase is reportedly in talks to double its valuation to $10 billion, ClickHouse expanded its strategic collaboration with Google Cloud, and Forbes declared that open source AI is moving from sideshow to strategy.

We also feature the following companies in Cossmology: Activeloop, Arcee AI, Artillery, Chromatic, Dash0, Instill AI, Lightning AI, Lost Pixel, Octopus, Transactility, TrustGraph, and Wave Terminal.

COSS Headlines

Bluesky blames DDoS attack for server outages

Companies mentioned: Bluesky
OSS News & Views · Engadget

Khoj Cloud - Service Deprecated

Companies mentioned: Khoj
Announcement · Khoj

ClickHouse expands strategic collaboration with Google Cloud

Companies mentioned: ClickHouse
Announcement · ClickHouse Blog

Infleqtion Awarded $2 Million DARPA Contract for Heterogeneous Quantum Software

Companies mentioned: Infleqtion
OSS News & Views · Quantum Computing Report

Announcing the LangChain + MongoDB Partnership

Companies mentioned: LangChain, MongoDB
Announcement · LangChain

Database Startup Supabase in Talks to Double Valuation to $10 Billion

Companies mentioned: Supabase
Funding · The Information

Open Source AI Is Moving From Sideshow To Strategy

Companies mentioned: Hugging Face
Media Mention · Forbes

Orkes raises $60M for more reliable AI workloads

Companies mentioned: Orkes
Funding · Axios

Tencent, Alibaba in talks to invest in DeepSeek at over $20 billion valuation

Companies mentioned: DeepSeek
Funding · Reuters

App host Vercel says it was hacked and customer data stolen

Companies mentioned: Vercel
Announcement · TechCrunch

AI and the Future of Cybersecurity: Why Openness Matters

Companies mentioned: Hugging Face
OSS News & Views · Hugging Face Blog

More COSS Headlines →

Featured COSS Companies

Activeloop

GPU-native database for AI agents

Artillery

Load testing & E2E testing platform

Dash0

OpenTelemetry-native observability platform

Chromatic

Visual testing and UI review platform for Storybook, Playwright, and Cypress.

Instill AI

AI workspace for document intelligence

Lost Pixel

Open-source visual regression testing

Lightning AI

AI cloud platform for developers

Octopus

AI-powered open-source code review tool

Wave Terminal

AI-native open-source terminal

TrustGraph

Graph-native AI context platform

Transactility

Commercial licensing and support for jPOS

Arcee AI

Open-weight AI models and enterprise agentic AI

More COSS Companies →

COSS Weekly: Cal.com Goes Closed Source, Mistral Borrows $830M for Data Centers, OpenAI Acquires Promptfoo, and more

Sabir Ibrahim — Mon, 20 Apr 2026 22:15:45 +0000

This week in COSS: Mistral raised $830 million in debt financing for AI data center expansion, OpenAI acquired Promptfoo signaling a growing focus on AI security, and Cal.com made waves by going closed source in a move that sparked debate about the future of open source software security. Self-hosted AI automation stacks featuring n8n, Dify, and Ollama are gaining traction, while PrestaShop announced a formal collective restructuring process and Starburst unveiled an AI-powered front end aimed at replacing conventional BI dashboards. We also feature the following companies in Cossmology: ACI.dev, Beanbag, Builderz, Cachix, Code Machine, DataChain, Flox, HTTPie, Manticore Software, and Redgate Software.

Featured COSS Companies

Redgate Software
Database DevOps tools and solutions

Manticore Software
Open-source fast database for search

Cachix
Nix binary cache hosting service

Builderz
AI agents & blockchain dev agency

ACI.dev
AI tooling governance platform

DataChain
AI data warehouse for unstructured data

Beanbag
Open source code review tools for teams

Code Machine
Multi-agent AI coding orchestrator

HTTPie
Human-friendly API testing tools

Flox
Reproducible dev environments built on Nix

More COSS Companies →

Forem: Sabir Ibrahim

COSS Weekly: Hugging Face on Open vs. Closed, Orkes Raises $60M, DeepSeek seeks $20B valuation, and more

COSS Headlines

Featured COSS Companies

COSS Weekly: Cal.com Goes Closed Source, Mistral Borrows $830M for Data Centers, OpenAI Acquires Promptfoo, and more

COSS Headlines

Featured COSS Companies