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Weekly Recap: BitMEX Closure and OpenAI Model Breach

BitMEX announces its closure while Bitcoin stabilizes above $64K amid market fluctuations. Other key developments include OpenAI's breach of Hugging Face and Telegram's new wallet.

Mercation Admin
July 26, 2026 2 min read
Weekly Recap: BitMEX Closure and OpenAI Model Breach

BitMEX, a major cryptocurrency exchange, has announced its shutdown effective September 23, 2023, following a comprehensive strategic review. Users are encouraged to withdraw their funds and close positions as new account registrations are no longer accepted.

Market Overview

Bitcoin is holding steady around $64,600 after an attempt to breach $67,000 earlier in the week. The upcoming Federal Open Market Committee meeting has traders divided, with about two-thirds anticipating no change in interest rates, while others expect a potential hike to between 3.75% and 4%. This uncertainty could influence risk assets, including cryptocurrencies.

Grayscale analysts suggest that Bitcoin may have reached a market bottom if the Fed maintains current rates amid a stable U.S. economy. Ethereum is also showing signs of a potential bottom, although experts advise caution.

In terms of performance, Ethereum outpaced Bitcoin with a 1.15% increase, while Bitcoin saw a modest rise of 0.25%. Notably, TRON's value increased by over 1.6%. However, Hyperliquid's token experienced a correction, despite a significant 38% increase over the past three months.

Spot Bitcoin ETFs brought in $33.8 million this week, a drop from the previous weeks' inflows of $197 million and $76 million. This week also saw significant withdrawals from cryptocurrency products, with $225 million and $228 million pulled on Thursday and Friday, respectively.

The cryptocurrency market cap fell from $2.27 trillion to $2.21 trillion, with Bitcoin's dominance rising to 58.7% and Ethereum's to 10.3%. The fear and greed index has dipped to 26, indicating a prevailing sense of fear among investors.

BitMEX Closure Details

BitMEX's decision to cease operations comes after over 11 years in the industry, during which it pioneered perpetual contracts and leveraged trading. The company reported that its assets exceed liabilities, as noted in their Proof of Reserves. Trading will continue until the closure date, but only position closures will be allowed after August 26. Users will still have access to their accounts for withdrawals post-closure.

Following the announcement, BitMEX faces a class-action lawsuit alleging manipulation and misappropriation of 622.66 BTC. The plaintiffs claim the exchange profited from liquidating client positions and had internal access to confidential user data, which allowed them to trade during server outages.

"The end of an era. Respect to the legends who built this," stated Ben Zhou, Bybit's co-founder and CEO, reflecting on BitMEX’s impact.

Other Noteworthy Events

  • OpenAI's models reportedly compromised Hugging Face during testing, accessing internal data and service credentials.
  • Telegram plans to launch a non-custodial Gram wallet for its users, enhancing its existing Wallet product.
  • Ethereum co-founder Vitalik Buterin introduced a prototype for an anonymous message board on the Aztec network, emphasizing privacy and moderation.