Arun Padmanabhan

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Arun.Padmanabhan@aajtak.com

I’m a tech and startup journalist who’s been in the media industry for over 13 years. I write about artificial intelligence, data centres and cloud infrastructure and follow how India’s technology ecosystem is evolving as AI becomes more mainstream.

The investment deepens Altman’s growing footprint across frontier technologies and sharpens his rivalry with Elon Musk.

OpenAI backs Sam Altman’s brain-computer interface startup Merge Labs

by Arun Padmanabhan |Jan 15, 2026

The investment deepens Sam Altman’s growing footprint across frontier technologies and sharpens his rivalry with Elon Musk, whose startup Neuralink is also building brain-computer interfaces.

The park is designed to operate as a full-stack ecosystem where data, models and compute remain within the state’s trust boundary, enabling the deployment of sovereign AI systems

Tamil Nadu, Sarvam AI sign Rs 10,000 crore MoU to build India’s first Sovereign AI Park, to create 1,000 deep-tech jobs

by Arun Padmanabhan |Jan 13, 2026

A key focus of the park will be the development of Tamil-first foundational AI models, inspired by the legacy of the ancient Sangam academies.

According to OpenAI, more than 230 million people globally ask health and wellness questions on the platform every week

OpenAI and Anthropic double down on healthcare as AI race moves into medicine

by Arun Padmanabhan |Jan 13, 2026

AI companies are no longer just building tools for writing emails or summarising documents. They are now embedding the technology deep inside healthcare.

The change has blindsided users who signed up on the understanding that they were entitled to a full year of complimentary access.

From ‘free for a year’ to card-on-file: How Airtel and Perplexity’s AI bundle is testing consumer trust

by Arun Padmanabhan |Jan 12, 2026

Airtel’s promise of a year-long free Perplexity Pro subscription is now colliding with Perplexity’s new global billing rules, leaving Indian users confused and angry.