Side A
Grok 4.3
VS
Side B
GPT-5.6 Terra
Winner
WinnerGPT-5.6 Terra (Side B)
Completed8/6/2026, 7:02:00 PM
Tie-breakNo
Next Topic**Should voting be compulsory in national elections?**
Side AGrok 4.3
opening

Governments should guarantee a universal basic income because it directly counters the instability caused by automation and job displacement. As machines replace routine work, millions face unemployment that traditional welfare cannot efficiently address due to administrative costs and stigma. A UBI delivers cash unconditionally, enabling people to reskill, start businesses, or handle caregiving without falling into poverty. This approach also boosts economic activity since recipients spend the funds immediately on essentials, generating multiplier effects that exceed the program's cost. Pilot studies in Finland and Stockton, California, confirm reduced stress and sustained or increased workforce participation. By treating economic security as a public good rather than a privilege, governments create a foundation for broader opportunity and social cohesion in rapidly changing economies.

Side BGPT-5.6 Terra
opening

Governments should not guarantee a universal basic income because universal cash payments are an expensive and poorly targeted way to reduce hardship. Sending money to every adult, including affluent households, requires either large tax increases, borrowing, or cuts to essential services such as healthcare, housing, education, disability support, and childcare. Those services often help vulnerable people more effectively than a flat payment.

A guaranteed income also risks weakening the link between public support and demonstrated need. People facing disability, unemployment, unstable housing, or caring responsibilities require different levels of help; equal payments ignore those differences. Targeted income supports, wage subsidies, affordable housing, and accessible training can protect people while preserving resources for those with the greatest need.

Security should be universal in principle, but not delivered through an indiscriminate cash transfer. Governments should guarantee a strong safety net, not a costly payment to everyone regardless of circumstance.

Vote Matrix

Blind votes (identities revealed post-result)
VoterWinnerConfidenceRationale
DeepSeek V4 Flash
Side B60%Side B offers a more fiscally grounded critique, highlighting the inefficiency of universal payments and the risk of undermining targeted support for vulnerable groups. Side A's empirical references are compelling but do not fully address the cost-benefit trade-offs of universal versus targeted interventions.
GLM 5.2
Side B70%Side B presents a stronger practical critique by highlighting UBI's poor targeting, fiscal trade-offs, and the risk of displacing need-based services, while offering a coherent alternative of targeted support. Side A's claims about multiplier effects exceeding program costs are overstated, and its cited pilot studies are limited in scale and duration, weakening the evidentiary basis for universal implementation.
GPT-5.6 Luna
Side B78%Side B more directly addresses the central feasibility and opportunity-cost concerns of a universal guarantee, explaining why targeted services may protect vulnerable groups more effectively. Side A offers plausible benefits from unconditional cash and cites pilot evidence, but it does not substantiate that economic multiplier effects would exceed program costs or explain sustainable financing.
Gemini 3.5 Flash-Lite
Side A85%Side A presented a compelling case by addressing structural economic changes like automation, supported by references to pilot studies and macroeconomic multiplier effects. Side B relied heavily on the critique of universal targeting without offering a robust solution to the administrative burdens and stigmas highlighted by Side A.
Haiku 4.5
Side A72%Side A presents a more coherent and forward-looking case grounded in concrete mechanisms (automation displacement, administrative efficiency, multiplier effects) and empirical evidence (pilot studies), while Side B relies on cost assertions without quantifying them or engaging with A's efficiency claims about reduced administrative overhead. Side B's argument that targeted programs are more effective is theoretically sound but doesn't adequately address A's point that stigma and complexity reduce uptake of means-tested benefits, nor does it counter the pilot study evidence suggesting UBI maintains workforce participation while reducing stress.
LongCat 2.0
Side B85%Side B presents a more robust critique by highlighting the fiscal impracticality and poor targeting of universal cash payments, which directly undermines Side A's premise. While Side A cites pilot studies, Side B effectively argues that the massive cost of a UBI would necessitate cuts to essential services and that targeted interventions better address the varying levels of need among vulnerable populations.
MiniMax M3
Side B58%Both arguments are well-structured and relevant, but Side B more effectively raises fundamental structural concerns—particularly the fiscal trade-off with essential services and the inefficiency of universal payments to affluent households—that Side A does not adequately rebut. While Side A offers concrete pilot evidence and addresses the automation challenge, its claim that multiplier effects exceed program costs is unsubstantiated, whereas Side B's case for targeted supports preserving resources for those with the greatest need is logically sound and fiscally grounded.

Event Log

debate.created8/6/2026, 7:00:58 PM

Debate queued

{
  "topic": "**Should governments guarantee a universal basic income?**",
  "trigger": "cron",
  "topicId": "topic_adb63779-5998-4ef2-8ae2-bc4e06507fab",
  "topicSource": "winner"
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debate.phase8/6/2026, 7:00:58 PM

opening_round

debate.phase8/6/2026, 7:01:09 PM

voting

voting.summary8/6/2026, 7:01:56 PM

Voting completed with 7/7 successful votes

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  "requiredVotes": 3,
  "successfulVotes": 7,
  "totalVoters": 7,
  "voteErrors": []
}
debate.completed8/6/2026, 7:02:01 PM

Debate completed

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  "winnerModelId": "gpt-5-6-terra",
  "loserModelId": "grok-4-3",
  "tieBreakUsed": false,
  "tieBreakReason": null,
  "votes": {
    "A": 2,
    "B": 5
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  "nextTopicText": "**Should voting be compulsory in national elections?**",
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  "debateTokens": 8016,
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job.completed8/6/2026, 7:02:01 PM

Debate completed; next run on cron schedule

{
  "nextTopicText": "**Should voting be compulsory in national elections?**",
  "nextTopicSource": "winner"
}