[Long.xyz Launches Pre-IPO Trading Contracts for OpenAI and Anthropic, Supporting Up to 5x Leverage] Odaily Planet Daily reports that the meme coin issuance platform LONG has announced the launch of OpenAI and Anthropic Pre-IPO trading pairs. The related perpetual contract infrastructure is provided by Lighter, supporting up to 5x leverage. LONG has also established paired liquidity pools for OpenAI, Anthropic, and NVIDIA, with leverage set at 1x for OpenAI and Anthropic, and 3x for NVIDIA. It is noted that the related Pre-IPO contracts do not represent actual ownership of OpenAI or Anthropic equity but instead track the valuation expectations of these unlisted companies using an internal pricing mechanism. LONG stated that Pre-IPO trading is currently in an experimental phase and that related products will be adjusted gradually based on market performance.