OpenAI cuts prices on smaller models as businesses scrutinise AI spend

The ChatGPT maker lowered the cost of its smaller GPT-5.6 Luna model by 80% and its mid-tier Terra by 20%, while leaving the price of its biggest and ‌flagship Sol model ⁠unchanged.

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Zepto may defer IPO; Festive carts go premium

Happy Thursday! A roadblock in valuation negotiations may prompt Zepto to delay its listing. This and more in today’s ETtech Morning Dispatch.

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OpenAI's Sam Altman discusses rogue agent and new AI models with US senators

Altman met with Senators Raphael Warnock and Bernie Moreno on ​Wednesday, according to spokespeople for the senators. He is also expected ​to meet with Senator Mark Warner, the top Democrat on the chamber's Intelligence Committee, a spokesperson ​for Warner told Reuters.

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Elon Musk teases Grok 4.6 and 4.7 as AI race heats up

Musk said Grok 4.6 will arrive around August 7 as a 1.5-trillion-parameter model with substantially upgraded supervised fine-tuning and reinforcement learning. This will be followed just weeks later by Grok 4.7, a larger 2.1-trillion-parameter model.

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WhatsApp rolls out web calling and new call features across devices

WhatsApp now offers full calling functionality directly through web browsers through which users can make and receive audio and video calls without downloading any app. New features include call transfer and a waiting room for group calls. High-definition video and noise suppression will also improve the calling experience, the company said in a blog post.

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Layoffs at Krutrim; PhonePe vs Paytm

Happy Tuesday! Ola's AI startup Krutrim has laid off nearly half of its remaining workforce, sources told us. This and more in today's ETtech Morning Dispatch.

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Nvidia to invest $5 billion in Ilya Sutskever's AI startup

The two ⁠companies announced ‌the deal ​Monday ​morning without disclosing ⁠financial terms. The funding will boost ​SSI's available computing resources, ​the companies said. The deal also gives SSI access to Nvidia's cutting-edge Vera ‌Rubin hardware.

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New AI tools let readers talk to books

With these tools, users get access to an e-book or audiobook alongside an AI chatbot. Readers can dig into a character's psychology, historical context, or a philosophical concept, no separate research required. Mid-listen, you can tap a button, ask your question, hear the answer, and then pick up the story right where you left off.

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China memory chipmaker CXMT set for Shanghai debut after Asia's biggest IPO

At the IPO price, CXMT is valued at about 579 billion yuan ($85.5 billion) before the possible exercise of the over-allotment option, making it one of China's largest listed semiconductor companies. The company's IPO is the biggest mainland Chinese semiconductor offering on record, surpassing SMIC's $7.5 billion Shanghai share sale in 2020.

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Nvidia in talks with OpenAI to guarantee $250 billion financing for data centre: WSJ

The power for the ⁠project is ‌controlled by the US government ​and ​funded separately by Japan under ⁠a recent trade deal, with US Commerce ​Secretary Howard Lutnick involved in deciding ​who will receive access to it, the report added.

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India among top five growth markets, centre of global strategy for Red Hat

India is currently at the centre of the company's global strategy, both as a critical market and a hub for engineering excellence, Navtej Singh Bal, Vice President and General Manager, India and South Asia, Red Hat, noted.

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