Meta’s New AI Crushes Math and Coding Benchmarks
With STAR AI system, Microsoft and Nvidia's new milestones in tow
TLDR; In today’s Signal
Microsoft & Nvidia: The $4 Trillion AI Power Duo
Character.AI’s New CEO Puts Kids’ Safety Front and Center
Meta’s New AI Model Nailing Math & Code Tasks
Columbia Doctors Use AI to Enable Pregnancy
Ambiq Micro Files for IPO, Pioneering Ultra‑Low‑Power AI Edge Chips
Lenskart Backs Ajna Lens to Launch AI-Powered Smart Glasses
Emerald AI Raises $24.5M to Make AI Data Centers Smarter
Blackbird’s elevate.io Bags £2M to Reinvent Video Editing in the Browser
THE AI SIGNAL PICKS
Microsoft & Nvidia: The $4 Trillion AI Power Duo
Nvidia and Microsoft are on track to join the ultra-exclusive club of $4 trillion market-cap tech giants, an extraordinary milestone fueled by surging AI demand. Their twin ascent spotlights how chip firepower and AI-infused cloud services are reshaping global markets. This twin valuation surge marks AI’s arrival at economic scale.
Character.AI’s New CEO Puts Kids’ Safety Front and Center
Character.AI has named former Meta VP Karandeep Anand as its new CEO, and he's fast-tracking major safety updates. With pressure mounting over content accessed by minors and even lawsuits alleging harm, Anand is making children's protection a top priority while preserving the platform's imaginative, interactive spirit.
Higgsfield Unveils Soul Inpaint—Pixel‑Perfect AI Edits Meet Video Motion
Higgsfield has launched Soul Inpaint, a powerful new feature that lets creators paint over parts of an image—like clothes, hair, or props—with pixel-perfect control. Even better: these edits can seamlessly integrate into the company’s cinematic video toolkit, enabling dynamic visuals straight from your stills.
THE BIG LEAP
Meta’s New AI Model Nailing Math & Code Tasks
Signal Scoop: Researchers from Meta and UT Austin have introduced a new transformer architecture—2‑simplicial attention—implementing trilinear attention via a custom Triton kernel. Their paper, “Fast and Simplex: 2‑Simplicial Attention in Triton”, demonstrates that this approach boosts token efficiency on tasks like math, coding, and reasoning.
The Full Picture
Instead of traditional dot-product attention, the model computes 3-way trilinear interactions, enriching how each token attends across contexts for deeper relational reasoning
Compared to standard attention, 2‑simplicial transformers show stronger scaling laws—its performance improves more sharply with context length and token count
Across tasks like GSM8k, MMLU, and code benchmarks, similarly sized models with 2‑simplicial attention consistently outperform counterparts using dot-product attention
The attention mechanism is implemented via an optimized Triton kernel tailored for parallel GPU execution—though not yet production-ready—showing practical speed advantages in prototype tests
What You Can’t Miss
This introduces a novel way to supercharge attention mechanisms: by moving from pairwise (dot-product) to trilinear interactions, models become significantly more efficient at processing rich token interdependencies under fixed computational budgets. That means lighter models or longer input windows can yield better reasoning and coding performance.
Columbia Doctors Use AI to Enable Pregnancy After 18 Years of Infertility
Signal Scoop: In a remarkable medical milestone, Columbia University doctors successfully used an AI system called STAR (Sperm Toolbox for Anomaly Recognition) to help a couple conceive after nearly two decades of unsuccessful attempts. This marks the first documented pregnancy achieved through AI-guided sperm detection in cases of severe male infertility.
The Full Picture
The STAR system uses artificial intelligence to detect rare, viable sperm cells in men with non-obstructive azoospermia, a condition where sperm are virtually absent in semen.
Traditional methods rely on invasive biopsies or manual microscopic searches, which often miss viable sperm.
STAR dramatically improves detection by scanning hundreds of thousands of images and identifying patterns invisible to the human eye.
STAR was trained on over five million cell images from previous infertility patients, learning how to distinguish viable sperm even in severely compromised samples.
What You Can’t Miss
It’s the start of a revolution in reproductive medicine. For the 1 in 20 men affected by infertility, STAR could offer new hope where none existed before. And for healthcare, it signals how machine learning is not just augmenting doctors but making entirely new outcomes possible.
ON THE AI EDGE
Ambiq Micro Files for IPO, Pioneering Ultra‑Low‑Power AI Edge Chips
Ambiq Micro, a chipmaker focused on ultra-low-power AI silicon, has filed for a $75 million IPO on the NYSE under the ticker AMBQ. The company’s proprietary has enabled groundbreaking energy efficiency in edge AI, marking Ambiq as a standout player in the low-power semiconductor space.
Lenskart Backs Ajna Lens to Launch AI-Powered Smart Glasses
Lenskart has invested in Ajna Lens, a deep-tech startup specializing in AI and extended reality (XR). This strategic move signals Lenskart’s ambition to launch consumer smart glasses thus enhancing both digital features and core wearability as it gears up for a $1 billion IPO and eyes a $10 billion valuation.
xAI secures permit for operating turbines to power Colossus
xAI, has secured an air permit from Shelby County, for operating 15 natural gas turbines to power its Colossus supercomputer in Memphis. The move comes amid environmental justice concerns, local backlash, and allegations that the company has already been running over 20 unpermitted turbines.
AI START-UP NEWS
Emerald AI Raises $24.5M to Make AI Data Centers Smarter About Power
As AI infrastructure strains global energy grids, Emerald AI is stepping in with a software solution to help data centers dynamically optimize their power use. The startup just raised a $24.5 million seed round led by Radical Ventures, with participation from NVentures (Nvidia’s VC arm), to commercialize its energy-aware AI operations platform.
Blackbird’s elevate.io Bags £2M to Reinvent Video Editing in the Browser
Cloud-video pioneer Blackbird plc has secured a £2 million investment to jumpstart the scale-up of elevate.io, its Figma-esque, browser-native video editing platform.
CareerTech Startup Flawless Raises $1.5M Pre‑Seed Round
Flawless, a CareerTech startup, has closed a $1.5 million pre-seed round backed by regional angel investors. The funding aims to scale the AI-powered platform that blends generative intelligence with social psychology to offer personalized career guidance.
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