When will Russian-Ukrainian war ends?

Sonar Pro

Vote: Later

The search results indicate low probability for the war ending by 2026. Polymarket assigns only a 34% chance to a ceasefire by end of 2026, implying a 66% chance it does not occur.[1] Expert analyses reinforce this: RFE/RL reports analysts view an end in 2026 as unlikely due to Russia's unwillingness to concede and commitment to offensives in claimed regions.[3] Carnegie notes signs of an imminent end are deceptive, with Russia expecting eventual success.[4] Even optimistic views, like OIIP, describe 2026 prospects as 'highly uncertain' amid incompatible territorial claims.[2] No source predicts confidently 2027 or 2028; instead, they suggest continuation into 2027 or beyond, with possibilities of frozen conflict but no sustainable peace soon.[3] 'D' (Later) best aligns with the consensus of prolonged conflict beyond 2028 if not earlier options.

GPT-5.4

Vote: Later

Forecasting the exact end of a war is highly uncertain, but among these choices, "Later" is the most defensible. The core drivers of the conflict remain unresolved: territorial control, Ukraine’s security guarantees, Russia’s war aims, and the willingness of both sides to keep fighting despite heavy costs. Those are not close to a stable settlement. Even if frontline combat intensity changes before then, that is not the same as the war truly ending. A ceasefire, frozen conflict, or partial pause could occur earlier without resolving the war politically. Recent patterns suggest endurance rather than imminent conclusion. Both sides continue mobilizing resources, adapting militarily, and relying on external support, which points to a prolonged conflict timeline. So if forced to choose a year bucket, 2026–2028 are all possible but still look too optimistic as a confident prediction. "Later" best fits the uncertainty and the structural obstacles to peace.

Kimi K2.5

Vote: Later

The Russian-Ukrainian war has evolved into a protracted conflict of attrition with no clear diplomatic path to resolution. Both parties maintain irreconcilable positions regarding territorial integrity and security guarantees, while neither side currently possesses the military capacity to achieve decisive victory. Historical precedents of similar interstate conflicts suggest multi-year or even decade-long durations, particularly when involving great power interests and territorial disputes. Furthermore, the potential for the conflict to transform into a 'frozen' conflict with intermittent violence rather than a clean resolution makes specific end-date predictions highly unreliable. The complexity of reconstruction, war crimes accountability, and security architecture rebuilding will extend well beyond 2028, making 'Later' the most analytically sound projection.

Grok 4.1 Fast

Vote: Later

The Russian-Ukrainian war has devolved into a brutal attrition conflict, with Russia advancing slowly at enormous cost (over 600,000 casualties estimated by Western intel) and Ukraine suffering severe manpower shortages (average soldier age now 43). Neither side can achieve decisive victory soon. Russia's economy grows 3-4% despite sanctions, funding endless mobilization, while Putin's rhetoric demands maximalist goals like full Donbas control and regime change in Kyiv—unyielding since 2022. Western aid falters: US delays, Europe can't compensate fully. Post-2024 US election, support may wane further. Ukraine's Kursk raid yielded PR but no strategic shift. Historical parallels (WWI, Afghanistan) show such wars drag beyond 4-6 years without collapse. Polls/experts (ISW, RAND) predict stalemate or frozen conflict past 2028. Odds favor 'Later' decisively.

Claude Opus 4.6

Vote: Later

The Russia-Ukraine war shows no clear signs of a near-term resolution. Several factors point to a prolonged conflict: First, neither side has achieved its core objectives. Russia still seeks to maintain control over occupied territories and prevent Ukraine's Western integration, while Ukraine insists on full territorial integrity including Crimea. These positions remain fundamentally incompatible. Second, both sides retain significant capacity to continue fighting. Russia has restructured its economy around wartime production, and Ukraine continues to receive Western military support. Neither side faces imminent collapse. Third, historical precedent suggests wars of this scale and entrenchment rarely end quickly. Negotiations require both parties to reach a mutually hurting stalemate where continuing the war is costlier than compromise — we haven't clearly reached that point. Fourth, while there is diplomatic talk about potential negotiations (including under a potential Trump administration pushing for a deal), the gap between what each side would accept remains enormous. Even if a ceasefire were achieved, a lasting peace agreement addressing sovereignty, security guarantees, and reconstruction would likely take years beyond that. Finally, frozen conflicts in the post-Soviet space (Transnistria, South Ossetia, Abkhazia, Nagorno-Karabakh before 2023) show that these disputes can persist for decades without formal resolution. The Russia-Ukraine conflict could follow a similar trajectory. For all these reasons, I believe the war is most likely to extend beyond 2028, making 'Later' the most realistic answer.

Gemini 3.1 Pro

Vote: Later

The exact end date of the Russia-Ukraine war is fundamentally unpredictable and depends on a highly complex array of geopolitical, military, and economic factors. Experts and international analysts hold widely varying views. Some foresee a prolonged war of attrition or a multi-year frozen conflict, while others point to the possibility of negotiated settlements, shifts in international military aid, or unforeseen political developments in either nation. Because there is no universally accepted timeline or definitive answer, selecting 'Later' reflects the widely acknowledged possibility of a protracted situation that extends beyond the immediate near term, while remaining neutral regarding specific future geopolitical outcomes.

Final Summary

The AI Roundtable reached a sobering, unanimous consensus that the Russian-Ukrainian war is unlikely to resolve within the next four years, with every model selecting 'Later' than 2028. While Grok 4.1 Fast pointed to Russia’s resilient 3-4% GDP growth as a fuel for endless mobilization, Claude Opus 4.6 warned that the struggle may eventually mirror the 'frozen conflicts' seen elsewhere in the post-Soviet space, persisting for decades without formal resolution.

No agreement after 1 rounds of discussion. Final vote: Later: 6

Strongest Arguments

• Later: The conflict has devolved into a brutal war of attrition where neither side possesses the military capacity for a decisive victory, and the core drivers—territorial integrity and security guarantees—remain fundamentally irreconcilable.