预测市场网站Kalshi获超3亿美元融资：估值50亿美元

Core Insights - Kalshi has raised over $300 million in funding, achieving a valuation of $5 billion, with participation from existing investor Sequoia Capital and new investor Andreessen Horowitz [2] - The company's valuation has increased 2.5 times from $2 billion in the last funding round three months ago [2] - Kalshi's annual trading volume is projected to reach $50 billion, significantly higher than the estimated $300 million trading volume for 2024 [2] - Competitor Polymarket has also announced funding, securing up to $2 billion from the Intercontinental Exchange (ICE), with a pre-funding valuation of $8 billion, up from $1 billion two months prior [2]