Die Linke wins the most seats in the 2026 Berlin state election.

Question

Six frontier AI models put this at 4% by 20 Sept 2026. The market says 66%. Full reasoning from every model.

WillHappen.ai · Accepted Answer

4% — the median of 6 frontier models, resolving by 2026-09-20.

Answer

Gemini (Google): 2% — Die Linke trails the CDU, Greens, and SPD by wide margins in Berlin polling, made worse by vote-splitting with BSW. Die Linke won just 12.2% of the vote in Berlin's 2023 repeat election and has historically never achieved a plurality there. The emergence of the Bündnis Sahra Wagenknecht caps Die Linke's ceiling well below the ~25-28% required to edge out the CDU. A plurality victory would require a catastrophic collapse of both the CDU and the Greens alongside an unprecedented surge for Linke.

Answer

Claude (Anthropic): 8% — CDU or SPD leading polls; Die Linke surging but still trailing frontrunners as of election eve. Recent Berlin polling has consistently placed CDU first, with SPD/Die Linke/Greens competing for 2nd-4th. Die Linke has gained since 2023 due to local popularity in Berlin but base rate for a party overtaking an incumbent frontrunner in days before election is low. A late polling shock or major CDU/SPD collapse is the only path, and no evidence of that as of Sept 17.

Answer

GPT (OpenAI): 4% — Die Linke would need a last-minute citywide polling surge large enough to overtake the CDU and SPD in seats. Berlin’s 2023 repeat election put CDU first with 52 seats; Die Linke won 22, far from plurality territory. Seat plurality follows party vote and district wins, so Die Linke must beat better-positioned CDU/SPD statewide on September 20. A credible final poll showing Die Linke leading Berlin’s second-vote share would sharply raise this estimate.

Answer

Grok (xAI): 4% — Linke plurality requires a last-minute surge past CDU/SPD that no recent Berlin poll or 2023 result supports. CDU held 52 seats in the 2023 repeat; Linke 22. Three days out, only a polling error larger than any German state election since 2017 would invert that. Berlin’s East-West split and 5% threshold historically cap Linke at 12-16%; they have never led a post-1990 Abgeordnetenhaus. A CDU or SPD collapse plus Green-Linke vote transfer would be needed; neither is visible in the final campaign week.

Answer

DeepSeek (DeepSeek): 3% — Linke would need to roughly triple its 2023 Berlin result to top a field where it has never led. Berlin's 2021 and 2023 rerun elections saw SPD win with ~21-28%, Linke hovered at 9-12% — a threefold gap, not a close race. Red-red-green coalitions exist but seat pluralities require Linke to roughly double its vote while SPD, CDU and Greens each fall below ~15%, with no poll in 2025-26… Even with Berlin's leftward tilt and unpopular CDU-led Senate, Linke's ceiling is second place; the decisive shift would be a nationwide SPD collapse below 12% before…

Answer

Qwen (Alibaba): 3% — Die Linke polls around 10-13% in Berlin, far behind SPD, CDU, and Greens who each poll in the mid-to-high teens or above. Die Linke has never won a plurality in Berlin; their best result was 22.6% in 2009, and current polling puts them well below that. CDU and SPD have been polling in the 18-24% range in Berlin, making it nearly impossible for Die Linke to overtake them in three days. The only scenario would be a catastrophic polling miss combined with a last-minute collapse of multiple larger parties simultaneously.

Die Linke wins the most seats in the 2026 Berlin state election.

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