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AI Search Startups Surge: Exa Labs Hits $2.2B Valuation as Rivals Race to Dethrone Google and ChatGPT

AI Search Startups Surge: Exa Labs Hits $2.2B Valuation as Rivals Race to Dethrone Google and ChatGPT

May 20, 2026
TechCrunch

AI search startup Exa Labs surges to a $2.2 billion valuation after raising $250 million backed by Andreessen Horowitz, as a fierce wave of well-funded rivals — including Parag Agrawal's Parallel Web Systems — race to exploit cracks in Google's and ChatGPT's dominance of the rapidly evolving search market.

New 1B Parameter AI Model Slashes Pretraining Costs to Just $1000 With Hierarchical Recurrent Architecture

New 1B Parameter AI Model Slashes Pretraining Costs to Just $1000 With Hierarchical Recurrent Architecture

May 19, 2026
GitHub

A new 1B parameter AI model called HRM-Text is making foundation model pretraining accessible to nearly anyone, requiring up to 900x less data and 600x less compute than traditional methods, bringing full pretraining costs down to roughly $1000 using a hierarchical recurrent architecture with strong benchmark performance across GSM8k, MATH, …

NVlabs Launches SANA: Open-Source AI Framework Generates 4K Images and Video Up to 100x Faster Than Competitors

NVlabs Launches SANA: Open-Source AI Framework Generates 4K Images and Video Up to 100x Faster Than Competitors

May 18, 2026
GitHub

NVlabs launches SANA, a groundbreaking open-source AI framework capable of generating stunning 4K images and video up to 100 times faster than competitors like Flux-12B, with multiple model variants, flexible deployment options including low-VRAM laptop support, and a fully open-sourced codebase under the Apache 2.0 license.

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