Artificial intelligence-powered sales startup 11x has raised $50 million in a new funding round led by Andreessen Horowitz, the company plans to announce Monday, the latest significant financing for a young AI company. The deal, which also included Hubspot Ventures, values the startup at $320 million. It closely follows another financing led by Benchmark, announced in September, that brought in $24 million for 11x. The company’s total funding is now $76 million....