Samuel Boivin | Nurphoto | Getty ImagesAnthropic, the maker of AI chatbot Claude, opened its Australian retail initial public offering on Wednesday, giving individual investors access to shares ahead of the company's planned Nasdaq listing.The offering opened at 10 a.m. Australian Eastern Daylight Time on Wednesday and is expected to close at 5 p.m. on Nov. 17, according to the timetable published by participating broker Stake.Anthropic is seeking to raise as much as $64.4 billion in its IPO, wi...