SummaryCompaniesAnthropic projects roughly $190 billion to $200 billion 2028 revenue, sources sayBankers and investors use enterprise value-to-revenue multiples based on forecasts, sources sayCloudflare, Palantir and SpaceX are reference points ahead of Anthropic analyst day, sources sayAug 14 (Reuters) - As Anthropic prepares for what could be one of the biggest IPOs on record, Wall Street is looking further into the future than it commonly does to put a price on ​the AI company, valuing it bas...