April 14 (Reuters) - Anthropic has received multiple offers from venture capital firms in recent ‌weeks to invest in the Claude maker ‌at valuations as high as $800 billion, more than double its ​current value, Business Insider reported on Tuesday, citing sources. * Anthropic has so far resisted overtures from investorsfor a new round of funding, according to a ‌Bloomberg News reporton ⁠Tuesday, citing people familiar with the matter. * Anthropic did not immediately respond to ⁠Reuters'requests for commen ...