18 Best AI Tools For UPSC Preparation [2026]
AI tools for UPSC preparation have moved from novelty to necessity for the lakhs of aspirants who sit for the Civil Services Examination…
Author: OfficeChai Team
Dotting the i's, crossing the t's.
How India And Developing Countries Can Navigate The AI Revolution
AI isn’t just upending businesses, but it is also poised to structurally change how entire nations operate. Compared to companies, countries are larger,…
Anthropic Researcher Calls Out NVIDIA, Microsoft For Signing Open AI Letter, Asks Them To Open-Source CUDA And Microsoft Office
Several tech firms have publicly stated that they want open source AI to flourish, but Anthropic — the chief non-signatory of the letter…
In Game Theory Twist, OpenAI Also Signs Open Source AI Letter Leaving Anthropic As Most Prominent Non-Signatory
The entire AI sector in the US appears to have now come together and taken a stand that’s contrary to that of its…
Claude Opus 5 Becomes Top Model In The World On Artificial Analysis Intelligence Index, Beats Fable 5
Anthropic has just bested its previous best publicly-available model — and is offering it at half the price. Claude Opus 5 has debuted…
Claude Opus Scores 30% On ARC-AGI 3, Triples Previous Best Score By Any Model
ARC-AGI 3 had been notoriously slow to move since it was introduced, but Claude Opus 5 has now created a 3x jump on…
Anthropic Releases Claude Opus 5, Beats Fable On Many Benchmarks At Half The Price
Anthropic has released Claude Opus 5, and the pitch this time is unusually direct: a model that gets close to the company’s own…
Anthropic, OpenAI Not In List Of 20 US Companies That Have Backed Open Models In Joint Letter
Even as 20 major US companies have backed open-source AI, some companies are more conspicuous by their absence. The letter, titled “Open Weights…
NVIDIA CEO Jensen Huang Backs Open Models In First Post On X As Part Of Letter Signed By 20 Companies
NVIDIA CEO Jensen Huang has just joined X — and he’s jumped right into one of the hottest debates in the AI space….