Elon Musk's social media presence on X (formerly Twitter) remains one of the most active among major public figures globally. This prediction market tracks his tweet volume during a specific eight-day window from April 14-21, 2026, asking whether he will post between 540-559 tweets during this period. That translates to approximately 67-70 tweets per day on average, which requires sustained engagement across multiple topics. Currently, market odds show 0% probability for this outcome, suggesting traders believe his weekly activity will fall outside this specific range. The market carries solid liquidity of $57,166 with recent trading activity of $24,695 in the past 24 hours, indicating meaningful participation from prediction market traders. Elon's historical tweet volume varies considerably depending on current events, product launches, and engagement patterns—some weeks he posts significantly more than this range, while other periods show considerably lower activity. The 0% odds imply the market expects either substantially more tweets, exceeding 560, or substantially fewer tweets, below 540, during this eight-day window. Tweet counts are verifiable through X's public API, making the market's resolution straightforward at the week's conclusion based on auditable data.