The delicate balance of global energy markets shifted again on Tuesday as Brent crude, the international benchmark, surged toward the psychological threshold of $100. The catalyst was a visible fracturing in diplomatic talks between the United States and Iran, where a long-sought truce now appears increasingly fragile, threatening to keep significant supply off the global market.

Brent futures rose 3% to settle at $98.48 a barrel, while West Texas Intermediate (WTI), the American standard, climbed nearly 3% to finish at $92.13. The price action reflects a growing consensus among traders that a breakthrough in negotiations—which would have likely eased sanctions and released more Iranian crude into the system—is no longer imminent.

This latest spike underscores the continued volatility of a global economy still heavily tethered to fossil fuels. As geopolitical friction remains a primary driver of market fluctuations, the stalemate serves as a reminder of the persistent fragility of energy security in an era of heightened international tension.

With reporting from Exame Inovação.

Source · Exame Inovação