OpenAI’s new agent is a shot at Meta — but can it compete with free?30m ago Simplex vs Timaeus: Round One36m ago AI Makes The Build-Versus-Buy Decision Higher Stakes37m ago HoneyBench - A benchmark for reward hacking in frontier models37m ago Google figures out how to watermark AI-designed proteins41m ago MI5 says over 100 UK academics worked on projects funded by China’s spies54m ago Google stands by Gemini 4 performance as some claim it ‘struggles’ in real-world use57m ago "The Commons Problem" - an AI Governance Megagame1h ago Top BBC Director Says He’s Been Reviewing a Fully AI-Generated Episode of “Doctor Who” and It’s “Pretty Good”1h ago Nikon fights backlash to microscope video contest winner after AI claims1h ago How to Use Marimo for Interactive Data Analysis1h ago Photon held a funeral for mobile apps. Now it has $4.5M to help replace them with agents.1h ago The Dangerous Gap Between What AI Can Do And Should Do1h ago Anonymous 'suggestion boxes' with a committed reward pool and administrators: a proposal1h ago

OpenAI’s new agent is a shot at Meta — but can it compete with free?30m ago Simplex vs Timaeus: Round One36m ago AI Makes The Build-Versus-Buy Decision Higher Stakes37m ago HoneyBench - A benchmark for reward hacking in frontier models37m ago Google figures out how to watermark AI-designed proteins41m ago MI5 says over 100 UK academics worked on projects funded by China’s spies54m ago Google stands by Gemini 4 performance as some claim it ‘struggles’ in real-world use57m ago "The Commons Problem" - an AI Governance Megagame1h ago Top BBC Director Says He’s Been Reviewing a Fully AI-Generated Episode of “Doctor Who” and It’s “Pretty Good”1h ago Nikon fights backlash to microscope video contest winner after AI claims1h ago How to Use Marimo for Interactive Data Analysis1h ago Photon held a funeral for mobile apps. Now it has $4.5M to help replace them with agents.1h ago The Dangerous Gap Between What AI Can Do And Should Do1h ago Anonymous 'suggestion boxes' with a committed reward pool and administrators: a proposal1h ago

Checked for new stories 12m ago

Updates on Sparseup

Every AI story we track on Sparseup: 1 story so far, each summarized in our own words and linked to the publisher that reported it.

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This month

Machine Learning4 min read

Linkup Research Releases SPARSEUP: A 149M-Parameter Open-Source Sparse Embedding Model

MarkTechPost12d ago

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