Will OPEC Collapse?
The UAE’s exit from OPEC on May 1 was not a tantrum. It was a strategic calculation years in the making. Abu Dhabi had invested $150 billion expanding production capacity to 4.85 million barrels per day while OPEC’s quota framework capped its output at 3.2 million. The gap between capacity and permission had become an opportunity cost no rational actor could tolerate indefinitely. The Iran war simply accelerated the timeline.
Crucially, the UAE could afford to make this move because it had already built the infrastructure to survive outside the cartel — even during a regional war. The Habshan-Fujairah pipeline, operated by ADCOP, connects Abu Dhabi’s inland fields directly to the port of Fujairah on the Gulf of Oman, bypassing the Strait of Hormuz entirely and transporting up to 1.8 million barrels per day. Since the effective closure of Hormuz on February 28, crude exports through Fujairah have surged 38 percent, averaging 1.62 million bpd in March compared to 1.17 million in February. The port’s 18 million cubic metres of storage capacity and its status as a top-three global bunkering hub make it a self-contained export ecosystem. Abu Dhabi has further insulated itself with the Al Mandous underground storage caverns, designed to hold 42 million barrels and withstand aerial strikes — a precaution vindicated on May 4 when Iranian drones and cruise missiles struck the Fujairah Oil Industry Zone, hitting the VTTI terminal and sending Brent crude above $114. Iran’s targeting of Fujairah is itself an admission of the port’s strategic significance: it is the physical infrastructure that makes UAE sovereignty over its own production credible. Most other Gulf producers have no equivalent bypass. That asymmetry is what separates the UAE’s exit from Qatar’s or Angola’s — and what makes it so destabilising for the cartel.
The question now is whether the UAE’s departure marks the beginning of OPEC’s terminal decline, or merely another defection that the cartel will absorb, as it absorbed Qatar’s exit in 2019 and Angola’s in 2024. The answer lies in the structure of the game OPEC’s members are playing — and that structure has changed fundamentally.
OPEC has always operated as a repeated prisoner’s dilemma. Each member faces a choice between cooperating (restricting output to support prices) and defecting (pumping freely to maximise revenue). In a stable, repeated game, cooperation can be sustained because the future benefits of coordination outweigh the short-term gains of cheating. The discount rate matters enormously. When members believe the cartel will persist and enforce discipline, they cooperate. When confidence in the cartel’s future erodes, the shadow of the future shortens, and defection becomes the dominant strategy.
The UAE’s departure has shortened that shadow for every remaining member. As Vandana Hari of Vanda Insights put it, in an increasingly fractured world where nationalistic imperatives override collective coordination, the logic of self-sacrifice for group benefit weakens. The political cost of exit has been visibly lowered. Kazakhstan, which has persistently overproduced and struggled with Western-operated fields that prioritise shareholder returns over quota compliance, was immediately flagged as a flight risk — though Astana has, for now, reaffirmed its commitment to OPEC+, likely under pressure from Moscow, which needs coordinated supply management to sustain the windfall revenues financing its war economy.
But staying in the game and playing by the rules are different things. Iraq and Kazakhstan have been chronic quota violators. Nigeria, whose Dangote refinery is pivoting the country’s strategy toward domestic refining and value-added fuel margins, has diminishing incentive to constrain crude volumes for the sake of export price stability. The incentive structure is fragmenting from within even without formal exits.
Consider the forces now converging. The Iran war has dramatically increased oil market volatility. The UAE’s exit has demonstrated that departure carries limited consequences. And for several members — Kazakhstan, Nigeria, even Iraq — the spread between production capacity and quota allocation is widening. Every incentive points toward defection.
What keeps the remaining members in? Saudi Arabia, which shoulders the heaviest voluntary cuts and acts as OPEC’s swing producer, has the most to lose from collapse. Without coordination, a price war becomes possible — and Riyadh, despite its vast reserves, learned from its 2014-2016 campaign against US shale that flooding the market destroys revenue faster than it eliminates competitors. Russia, too, needs the framework: Kremlin spokesman Dmitry Peskov’s immediate endorsement of OPEC+ after the UAE’s exit was less an expression of solidarity than an act of self-preservation, given that Moscow’s war economy depends on sustained energy windfalls.
Yet the cartel faces a Le Chatelier problem — the principle from physical chemistry I have applied elsewhere to automated trading systems and geopolitical equilibria. Le Chatelier’s principle states that when an external stress is applied to a system in equilibrium, the system adjusts to partially counteract the stress, but it does not fully restore the original state. Each departure, each quota violation, each demonstration that exit carries limited consequences, shifts the equilibrium to a new, weaker configuration. OPEC absorbs the shock, but it is diminished each time. It survived Qatar’s departure because Qatar was primarily a gas producer. It survived Angola’s because Angola’s output was modest. The UAE is categorically different — responsible for $77 billion of OPEC’s $455 billion in annual oil revenue, its third-largest crude producer, and one of only two members alongside Saudi Arabia with meaningful spare capacity. Worse, outside Saudi Arabia — which operates the East-West pipeline to Yanbu — the UAE is the only major Gulf producer with physical infrastructure to export independently of Hormuz. With the UAE gone, the cartel loses not just barrels but its buffer — the very mechanism that gives coordinated supply management its credibility.
There is a deeper force accelerating every one of these calculations: the energy transition. The IEA’s Oil 2025 report projects global oil demand reaching a plateau of around 105.5 million barrels per day by the end of this decade, with a small decline expected by 2030 under current policy settings. Even the agency’s more conservative scenarios, which assume slower regulatory progress, see demand growth decelerating to a trickle. For OPEC members sitting on vast reserves, this transforms the economics of cooperation entirely. Cooperative restraint today does not merely defer revenue — it risks stranding barrels permanently. Financial economists recognise this as a last mover disadvantage: the producer that holds back longest monetises least. The UAE, with extraction costs among the lowest in the world and 111 billion barrels of proven reserves, understood that its cheapest barrels were its most time-sensitive asset. Abu Dhabi’s $150 billion capacity expansion was not a bet on higher prices. It was a hedge against a future in which demand never returns to current levels.
The logic of membership is straightforward: each producer sacrifices sovereign flexibility over its own output in exchange for the collective benefit of higher, more stable prices. That bargain holds only as long as the benefits of coordination outweigh the costs of restraint. When compliance is uneven, when US shale has structurally capped OPEC’s pricing power, and when the energy transition is compressing the time horizon over which oil revenues can be captured, the cost of surrendering production freedom becomes intolerable. The UAE reached that tipping point. Others are approaching it.
Will OPEC collapse? Not immediately, and perhaps not formally. Institutions rarely die; they fade into irrelevance. OPEC will continue to hold meetings in Vienna. Saudi Arabia, which needs prices somewhere between $85 and $96 per barrel to balance its budget and fund Vision 2030 — and possibly above $110 when sovereign wealth fund spending is included — will continue to manage supply semi-unilaterally, as it increasingly does already. But the cartel’s ability to function as a genuine price-setting mechanism — its raison d’être — is eroding with each defection, each overproduction scandal, each member that concludes the costs of restraint now outweigh the benefits of coordination.
OPEC is not collapsing. It is repricing — and the market is marking down its franchise value in real time.