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Kimi K2: The DeepSeek moment for agentic coding

PLUS: Meta goes all in Superintelligence

Together with

Howdy! It’s Barsee again.

Happy Tuesday, AI family, and welcome back to AI Valley.

Today’s climb through the Valley reveals:

  • Kimi K2 outperforms GPT-4 in key benchmarks

  • Meta is building a 5GW AI data center called Hyperion

  • xAI launches Grok AI companions

  • Hugging Face just launched a $299 robot

  • Plus trending AI tools, posts, and resources

Let’s dive into the Valley of AI…

VOICES AI

Image: Voice AI

Voice AI is becoming the next big step in technology. To build Voice AI that can actually hold natural conversations, models need a huge amount of high-quality voice data. But finding voice data that’s collected ethically isn’t easy.

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📍 Where: Online

Here’s what you’ll see:

  • How voice data is gathered, organized, and put to use

  • A live demo of our Voice Data solution

  • Stories from the people who provide and use the data

  • A look at where voice technology is headed next

Register now to be part of the launch.

*This is sponsored

PEAK OF THE DAY

Kimi K2: The DeepSeek moment for agentic coding 🤖

Source: Moonshot AI

The DeepSeek R1 release earlier this year was more of a prequel than a one-off fluke in the trajectory of AI. Last week, a Chinese startup named Moonshot AI dropped Kimi K2, an open model that is permissively licensed and competitive with leading frontier models in the U.S.

Here's everything you need to know:

  • Kimi K2 is the largest major open weights model yet (1T total parameters with 32B active)

  • Outperforms Claude 3.5 Sonnet and GPT-4.1 on coding/math benchmarks

  • Trained on 15.5T tokens at a fraction of most model costs (~$5M like DeepSeek V3)

  • Very similar to DeepSeek architecture

  • Already surpassing Grok 4 in API usage on OpenRouter

How is China pulling ahead in open-source AI?

  • Third Chinese org (after DeepSeek/Qwen) to beat Meta's best open-source models

  • Uses revolutionary Muon optimizer for stable trillion-parameter training

  • Permissively licensed while Western labs delay releases (OpenAI's postponed open model)

  • Specializes in "non-thinking" agentic tasks, which execute rather than debate

Why should Silicon Valley worry?

  • Proves algorithmic gains > compute spending (matches $100M models with $5M training)

  • The cost is only 20% of Claude 3.5

  • Technical report expected to reveal more efficiency breakthroughs

What can it actually do better?

  • 97.4% on MATH-500 vs GPT-4.1's 92.4%

  • 53.7% on LiveCodeBench vs GPT-4.1's 44.7%

  • Handles 17+ tool calls for complex workflows

  • Already powering Kimi chatbot's 100M+ Chinese users

Why it matters:

Moonshot's Kimi K2 represents the first open-source model that truly challenges proprietary leaders in both capability and efficiency. By solving key technical hurdles like training stability while maintaining low costs, they've created a blueprint for how smaller players can compete with AI giants. The model's strong coding and agentic abilities address enterprise needs better than conversational chatbots, potentially reshaping how businesses adopt AI. This release accelerates the industry's inevitable shift toward open, affordable AI systems that anyone can customize and deploy.

THROUGH THE VALLEY

Visualization of Hyperion data center compared to Manhattan

Meta is building a massive new data center in Louisiana called Hyperion, designed to eventually use up to 5 gigawatts of power (more than some small countries consume). It’s part of Meta’s push to scale its AI systems and develop what it calls “superintelligence.” This comes right after announcing Prometheus, another AI facility launching in 2026 with 1 gigawatt capacity. Both centers are part of a plan to create several “supercluster” data hubs using Meta’s custom chips and networking tech. The company expects to spend hundreds of billions over the next decade on AI infrastructure, research, and talent.

SpaceX is reportedly planning to invest $2 billion in Elon Musk’s AI startup xAI, according to the Wall Street Journal. The deal would be part of a larger $5 billion equity raise alongside $5 billion in debt, led by Morgan Stanley. This marks SpaceX’s first investment in xAI and one of its largest bets on another company. SpaceX already uses xAI’s chatbot Grok for Starlink customer support and is exploring more collaborations. Musk has a history of linking his companies, recently merging xAI with X and planning to bring Grok into Tesla vehicles.

Google has made a major move in the AI talent wars by bringing in Varun Mohan, co-founder and CEO of coding startup Windsurf, along with key members of his R&D team. As part of the deal, Google will pay $2.4 billion for licensing fees and compensation, gaining a nonexclusive license to Windsurf’s technology while the startup remains free to work with others. This comes after Windsurf’s $3 billion acquisition talks with OpenAI fell through. The move strengthens Google DeepMind’s push into agentic coding, as Big Tech companies race to secure top AI talent and tools.

Cognition, the company behind the AI coding agent Devin, has acquired Windsurf’s core product, IP, brand, and team of 250 people. The deal follows a chaotic weekend where OpenAI nearly bought Windsurf for $3 billion, but talks collapsed. Google then stepped in and hired Windsurf’s CEO and co-founder in a separate $2.4 billion licensing deal. Windsurf brings in $82 million in yearly revenue and has built tools like Cascade and Tab, which help developers write and manage code. These tools will now be folded into Devin. Cognition says all Windsurf employees will keep their equity, with no vesting cliffs or delays.

Source: X

xAI has launched AI companions for SuperGrok subscribers, featuring animated 3D avatars powered by its Grok model that users can chat with in real-time using voice. The companions include characters like Ani, a flirty anime persona, and Bad Rudi, a playful red panda, with more avatars on the way. Users can unlock NSFW options and other features by leveling up their relationship, adding a gamified layer to interactions. The launch follows recent backlash over offensive Grok outputs, raising fresh concerns about emotional AI relationships and the risks of pushing explicit features so soon after safety issues.

Official image of Hugging Face’s $299 robot

Hugging Face has unveiled Reachy Mini, a $299 desktop robot aimed at making robotics accessible to millions of developers. The 11-inch humanoid device can sit on a desk and is fully programmable, integrating directly with Hugging Face’s AI model hub. Built after acquiring Pollen Robotics, it’s part of their push to democratize robotics and move away from the closed, high-cost systems dominating the industry. Developers can use Python to build apps or share creations on Hugging Face Spaces. By open-sourcing hardware designs and software, the company hopes to spark a wave of affordable, community-driven innovation.

TRENDING TOOLS

  • Kimi K2 - Built for code & agentic tasks

  • Reachy Mini - A new open-source robot for your desk

  • FLUX - Transform any image without writing a single prompt

  • Basic Memory - AI conversations that build lasting knowledge over time

  • BrowserOS - An open-source agentic web browser

  • Opencode - Your terminal's AI agent, with any model you want

  • LLM SEO Trends - Monitor 2200+ live trends with real search volumes

  • Ponder - Explore, connect, and evolve your thinking without switching tools

THINK PIECES / BRAIN BOOST

THE VALLEY GEMS

What’s trending on social today:

THAT’S ALL FOR TODAY

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