After a number of comments on PM Modi by AI platform Gemini caused a major controversy, Google has said sorry to the Indian Prime Minister and called its platform ‘unreliable’, ToI reported on February 4 quoting minister of state for IT & Electronics Rajeev Chandrasekhar.Chandrasekhar told the newspaper that the govt had sent Google a notice seeking an explanation on ‘unsubstantiated’ results returned by Gemini in response to a particular query on PM Modi.