Yes, algo trading has started in India and permitted by SEBI. However, individual investors are not allowed for to automate strategies. To start algo trading in India one needs to register as an Authorized Person on the exchanges. The one-time cost of registering is Rs 3000 per segment / exchange. So if someone wants to register for NSE – Equity, F&O, and Currency, that will be a one-time cost of Rs 9000 (Rs 3000 each).