CoinDesk
Harmony confirmed an exploit after an attacker minted roughly 4 billion ONE tokens via empty blocks, equal to about 26% of the token's circulating supply, and quickly moved around 2.8 billion of them to exchanges. The selling pressure pushed ONE down as much as 40% to a record low, while Bitcoin held near $64,000 with traders sidelined ahead of the July U.S. CPI print due at 12:30 UTC.
Why it matters
The Harmony exploit is a supply-side shock that most stablecoins would absorb in a single print, but ONE is a wide-open L1 token with no circuit breaker. Minting 26% of supply from thin air is a fatal blow to market trust. The rest of the market absorbed the news with a shrug, but the altcoin complex, already deep in a leverage unwind, is the cohort that took the next leg down.
Meanwhile, July U.S. CPI is the real macro hinge of the day. Brent crude is back near $90 a barrel after fresh Houthi attacks on Bab el-Mandeb shipping and a U.S. strike on a vessel in the Gulf of Oman overnight, which complicates the inflation picture at exactly the moment the Fed wants to declare it done.
Market impact
Crypto futures aggregate volume and open interest barely moved, but the taker long-short ratio has flipped to 51.36% shorts, a clean reversal from the bullish bias earlier in the week. AVAX is the cleanest expression of the bearish shift: open interest climbed 6% while price fell, and 24-hour volume delta is the most negative among majors, meaning the shorts are being placed via market orders, not passive bids. DOGE is the other setup worth watching: open interest pushed past 17.2 billion tokens, the highest since October, while price remains pinned near 7 cents. Compression this tight plus leverage this heavy prints a volatility event.
Bitcoin 30-day implied volatility (BVIV) sits at 37.5%, down from Monday's 38.66%, suggesting options desks are underpricing the CPI release. Deribit shows the $70,000 call as the most active contract for a second day, with rising interest in BTC strangles, a one-strike-wide bet that something sharp moves either way. The market is coiled.
Frequently asked questions
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What happened to the Harmony (ONE) token?
An attacker minted roughly 4 billion ONE tokens via empty blocks, equal to about 26% of circulating supply, and quickly moved around 2.8 billion to exchanges. The selling pressure pushed ONE down as much as 40% to a record low.
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When is the July U.S. CPI release and why does it matter?
The July U.S. CPI print is due at 12:30 UTC. It is the main macro event of the day and typically sets the tone for risk assets, with traders watching for whether inflation is cooling enough to justify Fed rate cuts.
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What does the AVAX derivatives signal tell us?
AVAX open interest climbed 6% while price fell, with 24-hour cumulative volume delta the most negative among major assets. That combination of rising OI, falling price, and aggressive market-order selling points to active shorting rather than passive limit orders.
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Why is Dogecoin's open interest worth watching?
Dogecoin futures open interest pushed past 17.2 billion tokens, the highest since October, while price stayed pinned near 7 cents. Heavy leverage with sideways price action typically resolves into a sharp volatility event.
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Is the crypto options market pricing in the CPI risk?
No. Bitcoin 30-day implied volatility (BVIV) sits at 37.5%, down from Monday's 38.66%, and short-dated one-week implieds remain low. Options desks look like they are underpricing the actual event risk of the CPI release.
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