Startups

Today’s best in startups, explore the ventures and innovations making waves now.

Jeff Bezos Returns as Co-CEO of $6.2B AI Startup Project Prometheus

Thinking Machines Lab Seeks $50-60 Billion Valuation in New Funding Round

Sakana AI Raises $135M Series B at $2.65B Valuation, Targeting Japan-Specific AI Solutions

Former Twitter CEO Parag Agrawal's AI Startup Parallel Raises $100 Million for Web Search Infrastructure

Jeff Bezos Returns as Co-CEO of $6.2B AI Startup Project Prometheus

Amazon founder Jeff Bezos takes on his first operational role since 2021, co-leading a heavily funded AI startup focused on physical world applications in manufacturing and engineering.

37 Sources

Thinking Machines Lab Seeks $50-60 Billion Valuation in New Funding Round

Former OpenAI CTO Mira Murati's AI startup Thinking Machines Lab is in early talks for a funding round that could quadruple its valuation to $50-60 billion, less than a year after launch. The company has already released its first product, Tinker, an API for model training and fine-tuning.

2 Sources

Sakana AI Raises $135M Series B at $2.65B Valuation, Targeting Japan-Specific AI Solutions

Former Twitter CEO Parag Agrawal's AI Startup Parallel Raises $100 Million for Web Search Infrastructure

World Labs Launches Marble: Fei-Fei Li's Commercial 3D World Generation Model Enters the Market

Cloudflare Acquires AI Deployment Startup Replicate to Expand Workers AI Platform

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Follow fresh ideas and insights sorted by the date they surfaced.

Today

Lambda Raises $1.5B in Series E to Build AI Data Centers After Major Microsoft Deal

AI infrastructure provider Lambda secured $1.5 billion in Series E funding led by TWG Global to expand its data center operations. The funding comes after Lambda signed a multi-billion dollar deal with Microsoft to supply AI infrastructure using tens of thousands of Nvidia GPUs.

2 Sources

Bitcoin Mining Giant Bitfury Pivots to Launch $1 Billion Ethical Tech Investment Fund

After 14 years in Bitcoin mining, Bitfury announces a major pivot to become a tech investment firm, launching a $1 billion fund focused on ethical AI, quantum computing, and decentralized systems. The move reflects broader industry trends as mining profitability declines.

2 Sources

Yesterday

Writer Launches AI Agent Platform to Automate Enterprise Workflows Beyond Simple Chatbots

Writer, a San Francisco AI startup, has launched Writer Agent, a unified platform that enables employees to automate complex business workflows using natural language instructions, moving beyond traditional chatbot functionality to autonomous task execution.

2 Sources

Cloudflare Acquires AI Deployment Startup Replicate to Expand Workers AI Platform

Cloudflare has acquired Replicate, an AI deployment startup with a catalog of over 50,000 containerized AI models, to enhance its Workers AI platform and provide developers with easier access to AI model deployment and management capabilities.

2 Sources

17 Nov 2025

Jeff Bezos Returns as Co-CEO of $6.2B AI Startup Project Prometheus

Amazon founder Jeff Bezos takes on his first operational role since 2021, co-leading a heavily funded AI startup focused on physical world applications in manufacturing and engineering.

37 Sources

Sakana AI Raises $135M Series B at $2.65B Valuation, Targeting Japan-Specific AI Solutions

Tokyo-based Sakana AI secured $135 million in Series B funding at a $2.65 billion valuation to develop AI models optimized for Japanese language and culture. The startup plans to expand into defense, manufacturing, and government sectors while building sovereign AI solutions.

6 Sources

15 Nov 2025

Leaked Documents Reveal OpenAI's Massive Compute Costs May Exceed Revenue

Leaked financial documents show OpenAI paid Microsoft $866 million in the first three quarters of 2025, while inference costs soared to $8.65 billion, raising questions about the company's profitability and the broader AI industry's financial sustainability.

2 Sources

14 Nov 2025

Divine Resurrects Vine: Jack Dorsey-Backed Platform Champions Human-Made Content Against AI Takeover

Former Twitter employee launches Divine, a Vine reboot backed by Jack Dorsey's nonprofit, featuring 170,000 archived videos and strong anti-AI stance. The platform uses decentralized protocols and verification technology to ensure authentic, human-created content.

3 Sources

Thinking Machines Lab Seeks $50-60 Billion Valuation in New Funding Round

Former OpenAI CTO Mira Murati's AI startup Thinking Machines Lab is in early talks for a funding round that could quadruple its valuation to $50-60 billion, less than a year after launch. The company has already released its first product, Tinker, an API for model training and fine-tuning.

2 Sources

Chinese AI Startup Accesses 2,300 Banned Nvidia Blackwell GPUs Through Indonesian Cloud Loophole

A Shanghai-based AI startup successfully obtained access to restricted Nvidia Blackwell GPUs by renting compute power from an Indonesian telecommunications company, exploiting a legal loophole in U.S. export controls.

2 Sources

Exowatt Raises $50M to Power AI Data Centers with Solar-Heated Rock Technology

Sam Altman-backed Exowatt secured $50 million in Series A extension funding to scale its solar-thermal energy technology that uses heated rocks to provide 24/7 power to AI data centers at potentially one cent per kilowatt-hour.

2 Sources

Alembic Technologies Raises $145M to Build World's Fastest Private Supercomputer for Causal AI

San Francisco-based Alembic Technologies secured $145 million in Series B funding at a 13x valuation increase, investing heavily in an Nvidia NVL72 superPOD to power enterprise causal AI models that identify cause-and-effect relationships rather than correlations.

2 Sources

13 Nov 2025

Cisco Acquires AI Startup NeuralFabric to Strengthen Enterprise Generative AI Capabilities

Cisco plans to acquire Seattle-based AI startup NeuralFabric, founded by Microsoft veterans, to enhance its AI Canvas platform and expand enterprise generative AI offerings. The deal focuses on domain-specific small language models and data sovereignty solutions.

3 Sources

xAI Funding Confusion: Conflicting Reports Emerge Over Musk's $15 Billion AI Raise

Elon Musk's xAI faces conflicting reports about a massive $15 billion funding round, with valuations ranging from $200-230 billion. Musk has denied some reports while sources claim the funding is advancing, highlighting the intense investor interest in AI infrastructure.

9 Sources

Cursor Secures $2.3B Series D at $29.3B Valuation as AI Coding Tools Market Heats Up

AI coding assistant Cursor raises massive $2.3 billion funding round at $29.3 billion valuation, tripling its value in just five months. The company reports over $1 billion in annualized revenue as competition intensifies in the AI development tools market.

11 Sources

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