New Delhi, March 11 -- Physics Wallah is building small language models (SLMs) to solve questions in physics, chemistry, mathematics and biology, as the edtech major seeks to leverage artificial intelligence (AI) for scale and efficiency.

"Our chief technology officer Devesh Mishra has dropped all his other responsibilities to focus on building SLMs for Physics Wallah," company founder and chief executive Alakh Pandey told Mint in an interview.

The Noida-based company aims to have these SLMs ready by the end of 2026.

"The investment is huge and I'm investing blindly. I'm not thinking too hard about it because I don't want to miss this [AI], because timing here will make a lot of difference," Pandey said. The company is able to make sub...