Anthropic’s new Claude Mythos AI model can find software vulnerabilities overlooked by human experts. (Photo by Suzu Takahashi) RYOTARO YAMADA and RYOHEI YASOSHIMA PALO ALTO, California/WASHINGTON — American artificial intelligence company Anthropic looks to give more companies and organizations access to its powerful new Claude Mythos model, including in Japan, but faces opposition from the U.S. government.