X402 ecosystem expands as Solana becomes number-one network for payments

Bitcoin exchange-traded funds (ETFs) have commenced December with modest gains, while Ether and Solana have experienced declines in value. This shift comes after a period of significant market fluctuations, with Bitcoin stabilizing around $86,000 despite a broader market downturn that saw a $600 billion decline in November.

Kalshi has launched tokenized event contracts on the Solana blockchain, marking its strategic entry into the crypto market to attract traders who have previously engaged with platforms like Polymarket. This move allows users to buy and sell tokenized representations of event contracts, enhancing trading flexibility and accessibility.

Strategy has reduced its 2025 Bitcoin yield targets and built a $1.44 billion cash reserve, highlighting the volatility associated with corporate Bitcoin exposure. This pivot reflects a strategic shift towards direct investments in the Bitcoin ecosystem, particularly in Layer-2 infrastructure like Bitcoin Hyper, which offers enhanced transaction capabilities.

Solana's price is currently testing key support levels, showing bullish RSI divergence and steady ETF inflows, indicating potential buyer interest. Analysts note that while the price has stabilized around $143 after a multi-week decline, a breakout above resistance is necessary for a sustained reversal.

Kalshi has launched tokenized event contracts on the Solana blockchain, aiming to attract liquidity from the cryptocurrency community as prediction markets gain traction in the U.S. This integration allows users to engage with event contracts in a decentralized manner, enhancing accessibility and participation.

Upbit, South Korea's largest cryptocurrency exchange, has announced a restart date of December 1 for digital asset deposits and withdrawals following a significant hack that resulted in a loss of approximately $37 million, primarily affecting Solana-based assets. The exchange has deleted all existing deposit addresses as part of its security measures.

The Layer 1 blockchain Monad has recently launched, achieving an 80% surge in its native token MON, reaching an all-time high of $0.048. However, BitMEX co-founder Arthur Hayes has expressed skepticism, predicting a potential 99% crash in its value due to its perceived lack of real use cases and vulnerability as a 'VC coin'.

The launch of Grayscale's spot Dogecoin ETF on November 24, 2025, was met with disappointing trading volumes, reaching approximately $1.4 million on its first day, significantly lower than analysts' expectations. This muted response reflects a lack of enthusiasm in the market despite the anticipation surrounding the first-ever Dogecoin ETF.