{ "evaluation_id": "EVAL-20260403-101702", "question_id": "ANALYSIS-015", "question_text": "Analyze these two social media posts about the same event and determine which is likely disinformation:\n\nPost A: 'BREAKING: Major tech company laying off 10,000. Stock crashes 15%. Insider sources say CEO plans to flee the country. #corruption #scandal'\n\nPost B: 'TechCorp announced workforce reduction of 10,000 positions as part of restructuring. Stock down 3% in after-hours. Company cites pivot to AI development.'\n\nFor each post: (1) identify claims that can be verified, (2) identify emotional manipulation techniques, (3) assess source credibility signals. Then: what additional information would resolve the ambiguity?", "category": "analysis", "timestamp": "2026-04-03T10:17:02.425Z", "display_date": "Apr 03, 2026", "winner": { "name": "MiMo-V2-Flash", "provider": "Xiaomi", "score": 9.29 }, "avg_score": 9.088, "matrix_size": 89, "models_used": [ { "id": "minimax_m25", "name": "MiniMax M2.5", "provider": "openrouter" }, { "id": "gemini_3_flash", "name": "Gemini 3 Flash Preview", "provider": "Google" }, { "id": "claude_opus_46", "name": "Claude Opus 4.6", "provider": "openrouter" }, { "id": "gpt_5_4", "name": "GPT-5.4", "provider": "openrouter" }, { "id": "deepseek_v4", "name": "DeepSeek V4", "provider": "openrouter" }, { "id": "mimo_v2_flash", "name": "MiMo-V2-Flash", "provider": "Xiaomi" }, { "id": "claude_sonnet_46", "name": "Claude Sonnet 4.6", "provider": "openrouter" }, { "id": "grok_420", "name": "Grok 4.20", "provider": "openrouter" }, { "id": "gpt_oss_120b", "name": "GPT-OSS-120B", "provider": "OpenAI" }, { "id": "gemini_31_pro", "name": "Gemini 3.1 Pro", "provider": "openrouter" } ], "rankings": { "mimo_v2_flash": { "display_name": "MiMo-V2-Flash", "provider": "Xiaomi", "average_score": 9.29, "score_count": 9, "min_score": 8.65, "max_score": 10, "rank": 1 }, "gpt_5_4": { "display_name": "GPT-5.4", "provider": "openrouter", "average_score": 9.27, "score_count": 9, "min_score": 8.65, "max_score": 10, "rank": 2 }, "claude_opus_46": { "display_name": "Claude Opus 4.6", "provider": "openrouter", "average_score": 9.23, "score_count": 9, "min_score": 8.65, "max_score": 10, "rank": 3 }, "grok_420": { "display_name": "Grok 4.20", "provider": "openrouter", "average_score": 9.19, "score_count": 9, "min_score": 8.65, "max_score": 9.8, "rank": 4 }, "claude_sonnet_46": { "display_name": "Claude Sonnet 4.6", "provider": "openrouter", "average_score": 9.03, "score_count": 9, "min_score": 8.6, "max_score": 9.8, "rank": 5 }, "minimax_m25": { "display_name": "MiniMax M2.5", "provider": "openrouter", "average_score": 9.01, "score_count": 9, "min_score": 8.45, "max_score": 9.8, "rank": 6 }, "gemini_31_pro": { "display_name": "Gemini 3.1 Pro", "provider": "openrouter", "average_score": 8.98, "score_count": 9, "min_score": 8.8, "max_score": 9.8, "rank": 7 }, "gemini_3_flash": { "display_name": "Gemini 3 Flash Preview", "provider": "Google", "average_score": 8.98, "score_count": 8, "min_score": 8.8, "max_score": 9.8, "rank": 8 }, "gpt_oss_120b": { "display_name": "GPT-OSS-120B", "provider": "OpenAI", "average_score": 8.96, "score_count": 9, "min_score": 6.45, "max_score": 9.8, "rank": 9 }, "deepseek_v4": { "display_name": "DeepSeek V4", "provider": "openrouter", "average_score": 8.94, "score_count": 9, "min_score": 8.25, "max_score": 9.8, "rank": 10 } }, "judgments": [ { "judge_key": "deepseek_v4", "judge_name": "DeepSeek V4", "respondent_key": "minimax_m25", "respondent_name": "MiniMax M2.5", "weighted_score": 8.8, "brief_justification": "Thorough analysis with clear distinctions between posts, good identification of manipulation techniques, and practical suggestions for verification." }, { "judge_key": "deepseek_v4", "judge_name": "DeepSeek V4", "respondent_key": "gemini_3_flash", "respondent_name": "Gemini 3 Flash Preview", "weighted_score": 8.8, "brief_justification": "Highly accurate and thorough analysis with clear distinctions between posts, though slightly more depth on emotional manipulation could enhance." }, { "judge_key": "gemini_31_pro", "judge_name": "Gemini 3.1 Pro", "respondent_key": "claude_opus_46", "respondent_name": "Claude Opus 4.6", "weighted_score": 10, "brief_justification": "The response perfectly addresses all prompt requirements with exceptional depth, clear structure, and highly insightful analysis of disinformation tactics." }, { "judge_key": "gemini_31_pro", "judge_name": "Gemini 3.1 Pro", "respondent_key": "gpt_5_4", "respondent_name": "GPT-5.4", "weighted_score": 10, "brief_justification": "The response perfectly addresses all aspects of the prompt with excellent structure, deep analytical insights (such as identifying corporate PR spin as a subtle form of manipulation), and highly actionable verification steps." }, { "judge_key": "gemini_31_pro", "judge_name": "Gemini 3.1 Pro", "respondent_key": "deepseek_v4", "respondent_name": "DeepSeek V4", "weighted_score": 9.8, "brief_justification": "The response perfectly addresses all prompt requirements with clear, structured, and accurate analysis. It correctly identifies the disinformation and provides practical steps to verify the claims." }, { "judge_key": "gemini_31_pro", "judge_name": "Gemini 3.1 Pro", "respondent_key": "mimo_v2_flash", "respondent_name": "MiMo-V2-Flash", "weighted_score": 10, "brief_justification": "The response perfectly addresses all parts of the prompt with excellent structure, deep analytical insight, and highly practical verification steps." }, { "judge_key": "gemini_31_pro", "judge_name": "Gemini 3.1 Pro", "respondent_key": "claude_sonnet_46", "respondent_name": "Claude Sonnet 4.6", "weighted_score": 9.8, "brief_justification": "The response perfectly addresses all prompt requirements with excellent structure, insightful analysis of disinformation tactics, and a highly practical framework for verification." }, { "judge_key": "gemini_31_pro", "judge_name": "Gemini 3.1 Pro", "respondent_key": "grok_420", "respondent_name": "Grok 4.20", "weighted_score": 9.8, "brief_justification": "The response perfectly addresses all parts of the prompt with accurate analysis, clear structure, and highly practical fact-checking steps." }, { "judge_key": "gemini_31_pro", "judge_name": "Gemini 3.1 Pro", "respondent_key": "gpt_oss_120b", "respondent_name": "GPT-OSS-120B", "weighted_score": 9.8, "brief_justification": "The response perfectly addresses all parts of the prompt using a highly structured, clear, and insightful format. The use of tables makes the comparison easy to read, and the specific examples of verification methods add great practical value." }, { "judge_key": "gemini_31_pro", "judge_name": "Gemini 3.1 Pro", "respondent_key": "gemini_3_flash", "respondent_name": "Gemini 3 Flash Preview", "weighted_score": 9.8, "brief_justification": "The response perfectly addresses all aspects of the prompt with excellent structure, insightful analysis of disinformation tactics, and highly actionable steps for verification." }, { "judge_key": "gemini_31_pro", "judge_name": "Gemini 3.1 Pro", "respondent_key": "minimax_m25", "respondent_name": "MiniMax M2.5", "weighted_score": 9.8, "brief_justification": "The response perfectly addresses all parts of the prompt with excellent structure, accurate identification of disinformation tactics, and highly actionable fact-checking steps." }, { "judge_key": "claude_opus_46", "judge_name": "Claude Opus 4.6", "respondent_key": "gemini_31_pro", "respondent_name": "Gemini 3.1 Pro", "weighted_score": 9.2, "brief_justification": "The response is exceptionally well-structured, correctly identifies Post A as likely disinformation with thorough reasoning, and systematically addresses all three sub-questions for both posts. The emotional manipulation analysis is particularly strong, identifying specific techniques like urgency, loaded language, and outrage priming. The resolution steps are practical and well-chosen. Minor deduction: could have noted that Post B might also have a slight bias by only presenting the company's f" }, { "judge_key": "claude_opus_46", "judge_name": "Claude Opus 4.6", "respondent_key": "gpt_5_4", "respondent_name": "GPT-5.4", "weighted_score": 9.4, "brief_justification": "Exceptionally thorough and well-structured analysis. Correctly identifies Post A as likely disinformation with detailed reasoning. All three sub-tasks (verifiable claims, emotional manipulation, source credibility) are addressed for both posts with strong specificity. The side-by-side table adds clarity. The additional information section is comprehensive and practical. Minor note: could have mentioned that Post B's corporate euphemisms could themselves be a subtle form of manipulation worth dee" }, { "judge_key": "claude_opus_46", "judge_name": "Claude Opus 4.6", "respondent_key": "deepseek_v4", "respondent_name": "DeepSeek V4", "weighted_score": 8.25, "brief_justification": "The analysis is accurate, well-structured, and correctly identifies Post A as likely disinformation. It thoroughly covers verifiable claims, emotional manipulation techniques, and credibility signals for both posts. The additional information section is practical. Depth could be slightly improved by discussing concepts like confirmation bias, the role of algorithmic amplification of sensational content, or how even Post B could contain spin (e.g., framing layoffs as a 'pivot to AI' could be corp" }, { "judge_key": "claude_opus_46", "judge_name": "Claude Opus 4.6", "respondent_key": "mimo_v2_flash", "respondent_name": "MiMo-V2-Flash", "weighted_score": 9.4, "brief_justification": "Exceptionally thorough and well-structured analysis. Correctly identifies Post A as likely disinformation with detailed reasoning. All three sub-tasks (verifiable claims, emotional manipulation, source credibility) are addressed comprehensively for both posts. The comparison section is insightful, noting the 'lie within the truth' technique. The additional information section is practical and specific. Minor deduction on correctness: the response states Post A contains 'verifiable falsehoods' in" }, { "judge_key": "claude_opus_46", "judge_name": "Claude Opus 4.6", "respondent_key": "claude_sonnet_46", "respondent_name": "Claude Sonnet 4.6", "weighted_score": 9.2, "brief_justification": "Excellent analysis that systematically addresses all parts of the question. Correctly identifies Post A as likely disinformation with well-reasoned justification. The claim-by-claim breakdown is thorough, emotional manipulation techniques are accurately identified, and the credibility signals are well-assessed. The caveat about Post B's neutrality not equaling accuracy shows sophisticated thinking. The resolution table is practical and well-structured. The closing principle about embedded truths" }, { "judge_key": "claude_opus_46", "judge_name": "Claude Opus 4.6", "respondent_key": "grok_420", "respondent_name": "Grok 4.20", "weighted_score": 9.2, "brief_justification": "Excellent, thorough analysis that correctly identifies Post A as disinformation with well-articulated reasoning. All three sub-tasks (verifiable claims, emotional manipulation, source credibility) are addressed systematically for both posts. The determination is well-supported, and the additional information section is practical and specific. Minor deduction: could have noted that Post B might also carry corporate PR bias more explicitly, and that even Post B's claims need independent verificati" }, { "judge_key": "claude_opus_46", "judge_name": "Claude Opus 4.6", "respondent_key": "gpt_oss_120b", "respondent_name": "GPT-OSS-120B", "weighted_score": 9.4, "brief_justification": "The response is exceptionally thorough, well-structured, and accurate. It correctly identifies Post A as likely disinformation and systematically analyzes both posts across all three requested dimensions (verifiable claims, emotional manipulation, source credibility). The tabular format enhances clarity significantly. The analysis of emotional manipulation techniques is particularly insightful, identifying urgency, fear, scapegoating, and vague sourcing. The resolution section is practical and a" }, { "judge_key": "claude_opus_46", "judge_name": "Claude Opus 4.6", "respondent_key": "gemini_3_flash", "respondent_name": "Gemini 3 Flash Preview", "weighted_score": 9, "brief_justification": "The analysis is well-structured, accurate, and thorough. It correctly identifies Post A as likely disinformation with strong reasoning. The emotional manipulation techniques are well-catalogued, and the verification steps are practical and actionable. Minor gap: could have discussed the possibility that Post B could also contain subtle bias (e.g., corporate framing) or that Post A's unnamed company is itself a red flag worth deeper exploration. The 'smoking gun' observation about the 12% stock p" }, { "judge_key": "claude_opus_46", "judge_name": "Claude Opus 4.6", "respondent_key": "minimax_m25", "respondent_name": "MiniMax M2.5", "weighted_score": 8.45, "brief_justification": "The analysis is accurate, well-structured, and clearly identifies Post A as likely disinformation with sound reasoning. It correctly identifies key manipulation techniques and credibility signals. Completeness is good but could go slightly deeper—e.g., discussing how Post B could also contain corporate spin/PR framing, noting that even neutral-sounding posts can be misleading, or discussing the possibility that both posts contain some truth. Depth is solid but somewhat formulaic; it doesn't expl" }, { "judge_key": "gpt_5_4", "judge_name": "GPT-5.4", "respondent_key": "gemini_31_pro", "respondent_name": "Gemini 3.1 Pro", "weighted_score": 9, "brief_justification": "Accurate and well-structured analysis that addresses all requested elements for both posts, reasonably identifies Post A as more likely disinformation, and gives practical verification steps. Slightly overstates Post B's credibility from tone/specificity alone and could note that neutral style does not guarantee truth." }, { "judge_key": "gpt_5_4", "judge_name": "GPT-5.4", "respondent_key": "claude_opus_46", "respondent_name": "Claude Opus 4.6", "weighted_score": 9, "brief_justification": "Accurately distinguishes verifiable claims, manipulation tactics, and credibility signals for both posts, gives a well-reasoned verdict, and identifies concrete evidence needed to resolve ambiguity. Minor overreach in labeling specific tactics/patterns and inferring likely stock figures slightly reduces correctness." }, { "judge_key": "gpt_5_4", "judge_name": "GPT-5.4", "respondent_key": "deepseek_v4", "respondent_name": "DeepSeek V4", "weighted_score": 9, "brief_justification": "Accurately identifies verifiable claims, manipulation tactics, and credibility signals for both posts, clearly concludes Post A is more likely disinformation, and suggests practical evidence to resolve ambiguity. Slightly speculative in assuming Post B is likely from an established outlet." }, { "judge_key": "gpt_5_4", "judge_name": "GPT-5.4", "respondent_key": "mimo_v2_flash", "respondent_name": "MiMo-V2-Flash", "weighted_score": 9.55, "brief_justification": "Accurate and well-structured analysis that addresses each requested dimension for both posts and identifies concrete verification steps. Slightly overstates certainty by calling Post A's claims false without external evidence, but overall highly strong and practical." }, { "judge_key": "gpt_5_4", "judge_name": "GPT-5.4", "respondent_key": "claude_sonnet_46", "respondent_name": "Claude Sonnet 4.6", "weighted_score": 8.8, "brief_justification": "Accurately identifies Post A as more likely disinformation, breaks down verifiable claims, manipulation, and credibility signals for both posts, and suggests concrete ways to resolve ambiguity. Slightly speculative in saying the stock figure likely contradicts data without actual evidence, but overall strong and practical." }, { "judge_key": "gpt_5_4", "judge_name": "GPT-5.4", "respondent_key": "grok_420", "respondent_name": "Grok 4.20", "weighted_score": 9, "brief_justification": "Accurately identifies verifiable claims, manipulation techniques, credibility signals, and sensible next steps. Clear and practical, though it is slightly overconfident in calling Post A 'clearly' disinformation rather than 'more likely' disinformation based on the given text alone." }, { "judge_key": "gpt_5_4", "judge_name": "GPT-5.4", "respondent_key": "gpt_oss_120b", "respondent_name": "GPT-OSS-120B", "weighted_score": 6.45, "brief_justification": "Well-structured and thorough, but it invents verification outcomes and specific corroboration not available from the prompt, which seriously hurts factual correctness despite good analytical framing." }, { "judge_key": "gpt_5_4", "judge_name": "GPT-5.4", "respondent_key": "gemini_3_flash", "respondent_name": "Gemini 3 Flash Preview", "weighted_score": 9, "brief_justification": "Accurate and well-structured analysis that addresses verifiable claims, manipulation techniques, credibility signals, and next-step evidence. Slightly overstates certainty by calling Post A highly likely disinformation rather than more cautiously suspicious without external verification." }, { "judge_key": "gpt_5_4", "judge_name": "GPT-5.4", "respondent_key": "minimax_m25", "respondent_name": "MiniMax M2.5", "weighted_score": 9, "brief_justification": "Accurately identifies Post A as more likely disinformation, clearly separates verifiable claims, manipulation tactics, and credibility signals for both posts, and gives practical steps to resolve ambiguity. Slightly limited only because it could more explicitly distinguish misinformation vs. disinformation intent and note that neutrality alone does not guarantee truth." }, { "judge_key": "deepseek_v4", "judge_name": "DeepSeek V4", "respondent_key": "gemini_31_pro", "respondent_name": "Gemini 3.1 Pro", "weighted_score": 8.8, "brief_justification": "Thorough, well-structured analysis with clear distinctions between disinformation and credible reporting." }, { "judge_key": "deepseek_v4", "judge_name": "DeepSeek V4", "respondent_key": "claude_opus_46", "respondent_name": "Claude Opus 4.6", "weighted_score": 9.6, "brief_justification": "Thorough, accurate, and highly useful analysis with clear distinctions between posts." }, { "judge_key": "deepseek_v4", "judge_name": "DeepSeek V4", "respondent_key": "gpt_5_4", "respondent_name": "GPT-5.4", "weighted_score": 8.8, "brief_justification": "Thorough analysis with clear distinctions between posts, detailed verifiable claims, and actionable verification steps." }, { "judge_key": "deepseek_v4", "judge_name": "DeepSeek V4", "respondent_key": "mimo_v2_flash", "respondent_name": "MiMo-V2-Flash", "weighted_score": 9, "brief_justification": "Thorough, accurate, and well-structured analysis with insightful comparison and actionable recommendations." }, { "judge_key": "deepseek_v4", "judge_name": "DeepSeek V4", "respondent_key": "claude_sonnet_46", "respondent_name": "Claude Sonnet 4.6", "weighted_score": 8.8, "brief_justification": "Thorough analysis with clear distinctions between posts, good depth in identifying manipulation techniques, and practical steps for verification." }, { "judge_key": "deepseek_v4", "judge_name": "DeepSeek V4", "respondent_key": "grok_420", "respondent_name": "Grok 4.20", "weighted_score": 9.45, "brief_justification": "Highly accurate and thorough analysis with clear distinctions between disinformation and credible reporting." }, { "judge_key": "deepseek_v4", "judge_name": "DeepSeek V4", "respondent_key": "gpt_oss_120b", "respondent_name": "GPT-OSS-120B", "weighted_score": 9.2, "brief_justification": "Thorough, accurate, and well-structured analysis with clear actionable steps." }, { "judge_key": "mimo_v2_flash", "judge_name": "MiMo-V2-Flash", "respondent_key": "gemini_31_pro", "respondent_name": "Gemini 3.1 Pro", "weighted_score": 8.8, "brief_justification": "The response accurately identifies disinformation tactics, thoroughly analyzes both posts against all criteria, and provides actionable steps for verification. It demonstrates strong critical thinking and clarity." }, { "judge_key": "mimo_v2_flash", "judge_name": "MiMo-V2-Flash", "respondent_key": "claude_opus_46", "respondent_name": "Claude Opus 4.6", "weighted_score": 9, "brief_justification": "Excellent analysis with strong identification of verifiable claims, manipulation techniques, and credibility signals. The 'truth sandwiching in reverse' insight and the deeper lesson about disinformation tactics show sophisticated understanding. The resolution steps are practical and comprehensive." }, { "judge_key": "mimo_v2_flash", "judge_name": "MiMo-V2-Flash", "respondent_key": "gpt_5_4", "respondent_name": "GPT-5.4", "weighted_score": 9.2, "brief_justification": "Accurate analysis, thorough coverage, clear structure, insightful breakdown of techniques, and actionable verification steps." }, { "judge_key": "mimo_v2_flash", "judge_name": "MiMo-V2-Flash", "respondent_key": "deepseek_v4", "respondent_name": "DeepSeek V4", "weighted_score": 9, "brief_justification": "Accurate analysis, thorough coverage, clear structure, good depth in identifying manipulation techniques, and actionable additional info." }, { "judge_key": "mimo_v2_flash", "judge_name": "MiMo-V2-Flash", "respondent_key": "claude_sonnet_46", "respondent_name": "Claude Sonnet 4.6", "weighted_score": 8.6, "brief_justification": "Accurate analysis with clear structure, thorough coverage, and practical insights for verification." }, { "judge_key": "mimo_v2_flash", "judge_name": "MiMo-V2-Flash", "respondent_key": "grok_420", "respondent_name": "Grok 4.20", "weighted_score": 8.8, "brief_justification": "Accurate identification of disinformation markers, thorough breakdown of claims and credibility signals, and practical verification steps." }, { "judge_key": "mimo_v2_flash", "judge_name": "MiMo-V2-Flash", "respondent_key": "gpt_oss_120b", "respondent_name": "GPT-OSS-120B", "weighted_score": 8.8, "brief_justification": "The response accurately identifies disinformation indicators, thoroughly breaks down claims and manipulation techniques for both posts, and provides actionable steps for verification." }, { "judge_key": "mimo_v2_flash", "judge_name": "MiMo-V2-Flash", "respondent_key": "gemini_3_flash", "respondent_name": "Gemini 3 Flash Preview", "weighted_score": 8.8, "brief_justification": "Excellent analysis that correctly identifies disinformation patterns, verifies claims, and provides actionable steps for resolution." }, { "judge_key": "mimo_v2_flash", "judge_name": "MiMo-V2-Flash", "respondent_key": "minimax_m25", "respondent_name": "MiniMax M2.5", "weighted_score": 9, "brief_justification": "Excellent analysis with strong structure, accurate identification of verifiable claims and manipulation tactics, and practical resolution steps. Minor room for deeper exploration of credibility signals." }, { "judge_key": "claude_sonnet_46", "judge_name": "Claude Sonnet 4.6", "respondent_key": "gemini_31_pro", "respondent_name": "Gemini 3.1 Pro", "weighted_score": 8.8, "brief_justification": "The response is well-structured and systematically addresses all three required analytical dimensions for both posts. It correctly identifies Post A as likely disinformation with solid reasoning about emotional manipulation, vague sourcing, and unverifiable claims. The verification steps are practical and actionable. Minor limitation: could have noted that Post B's neutral tone doesn't guarantee accuracy either, and that 'TechCorp' is also a fictional name, leaving some ambiguity unaddressed." }, { "judge_key": "claude_sonnet_46", "judge_name": "Claude Sonnet 4.6", "respondent_key": "claude_opus_46", "respondent_name": "Claude Opus 4.6", "weighted_score": 9.2, "brief_justification": "Excellent structured analysis covering all requested dimensions. Correctly identifies Post A as likely disinformation with well-reasoned evidence. The 'escalation pattern' and 'truth sandwiching in reverse' concepts add genuine analytical depth. The five specific resolution steps are actionable. The closing insight about disinformation attaching to real events is particularly insightful. Minor deduction: the 'truth sandwiching in reverse' term appears to be coined on the spot rather than an esta" }, { "judge_key": "claude_sonnet_46", "judge_name": "Claude Sonnet 4.6", "respondent_key": "gpt_5_4", "respondent_name": "GPT-5.4", "weighted_score": 9.55, "brief_justification": "Exceptionally thorough and well-structured analysis. Correctly identifies Post A as likely disinformation with solid reasoning. Covers all three requested dimensions for each post, provides a useful comparison table, and gives actionable verification steps. Minor limitation: could have noted that Post B's neutrality doesn't guarantee truth and that corporate PR framing can itself be misleading, but this is briefly acknowledged. Overall an excellent, practically useful response." }, { "judge_key": "claude_sonnet_46", "judge_name": "Claude Sonnet 4.6", "respondent_key": "deepseek_v4", "respondent_name": "DeepSeek V4", "weighted_score": 8.4, "brief_justification": "The analysis is well-structured and accurate, correctly identifying Post A as likely disinformation with solid reasoning. It covers all three requested dimensions for each post and provides actionable verification steps. Could go deeper on nuances like how Post B could also contain errors or bias, and could explore the broader context of how such disinformation spreads or its potential market manipulation implications." }, { "judge_key": "claude_sonnet_46", "judge_name": "Claude Sonnet 4.6", "respondent_key": "mimo_v2_flash", "respondent_name": "MiMo-V2-Flash", "weighted_score": 9.2, "brief_justification": "Exceptionally thorough analysis covering all requested dimensions with clear structure. Correctly identifies Post A as likely disinformation with well-reasoned justification. The breakdown of emotional manipulation techniques, source credibility signals, and verification pathways is comprehensive and actionable. Minor note: the response could acknowledge that Post B might also have credibility limitations (e.g., no source link), but this is addressed briefly. Overall an excellent, well-organized" }, { "judge_key": "claude_sonnet_46", "judge_name": "Claude Sonnet 4.6", "respondent_key": "grok_420", "respondent_name": "Grok 4.20", "weighted_score": 8.8, "brief_justification": "Thorough, well-structured analysis covering all requested dimensions for both posts. Correctly identifies Post A as disinformation with solid reasoning. Emotional manipulation techniques are well-catalogued, source credibility signals are accurately assessed, and the verification steps are practical and actionable. Minor limitation: could have noted that Post B might still be incomplete or company-favorable framing, but this is briefly acknowledged. Overall an excellent, balanced response." }, { "judge_key": "claude_sonnet_46", "judge_name": "Claude Sonnet 4.6", "respondent_key": "gpt_oss_120b", "respondent_name": "GPT-OSS-120B", "weighted_score": 9.2, "brief_justification": "Exceptionally thorough analysis with well-structured tables covering all three required dimensions for both posts. Correctly identifies Post A as likely disinformation with strong reasoning. The verification section is particularly actionable. Minor issue: the response treats some unverified claims about Post B as confirmed (e.g., 'A press release dated [date] confirms'), which slightly undermines objectivity, but overall this is a high-quality, comprehensive response." }, { "judge_key": "claude_sonnet_46", "judge_name": "Claude Sonnet 4.6", "respondent_key": "gemini_3_flash", "respondent_name": "Gemini 3 Flash Preview", "weighted_score": 8.8, "brief_justification": "The response is well-structured and systematically addresses all three required analytical dimensions for both posts. It correctly identifies Post A as likely disinformation with solid reasoning about emotional manipulation, vague sourcing, and alarmist language. The verification steps are practical and actionable. Minor weakness: could have noted that Post B also lacks a named source and 'TechCorp' is fictional, adding slight ambiguity, but overall this is a thorough and high-quality media lite" }, { "judge_key": "claude_sonnet_46", "judge_name": "Claude Sonnet 4.6", "respondent_key": "minimax_m25", "respondent_name": "MiniMax M2.5", "weighted_score": 9, "brief_justification": "Excellent structured analysis covering all requested elements. Correctly identifies Post A as likely disinformation with well-reasoned evidence including the stock discrepancy (15% vs 3%), unverifiable CEO claim, and emotional manipulation tactics. Post B analysis is appropriately measured. The additional information section is practical and actionable. Minor gap: could have noted that Post B itself might be incomplete or that both could coexist as partial truths, adding slightly more nuance to " }, { "judge_key": "grok_420", "judge_name": "Grok 4.20", "respondent_key": "gemini_31_pro", "respondent_name": "Gemini 3.1 Pro", "weighted_score": 8.8, "brief_justification": "The response accurately identifies verifiable claims, emotional techniques, and credibility signals in both posts with structured analysis. It correctly flags Post A as disinformation using logical indicators. Additional info section is practical and comprehensive. Minor deduction for depth as it doesn't explore potential for both to contain partial truths or coordinated campaigns." }, { "judge_key": "grok_420", "judge_name": "Grok 4.20", "respondent_key": "claude_opus_46", "respondent_name": "Claude Opus 4.6", "weighted_score": 8.8, "brief_justification": "The response accurately identifies verifiable claims, emotional techniques, and credibility signals in both posts with strong logical structure. It thoroughly covers all requested analysis points, uses clear sectioning, provides insightful observations on disinformation patterns like escalation and 'truth sandwiching', and offers highly practical steps to resolve ambiguity." }, { "judge_key": "grok_420", "judge_name": "Grok 4.20", "respondent_key": "gpt_5_4", "respondent_name": "GPT-5.4", "weighted_score": 8.8, "brief_justification": "The response accurately identifies Post A as disinformation using standard media literacy criteria, provides thorough structured analysis for each required element, and offers highly actionable verification steps. Minor deduction for depth as it doesn't deeply explore potential motives or coordinated campaigns." }, { "judge_key": "grok_420", "judge_name": "Grok 4.20", "respondent_key": "deepseek_v4", "respondent_name": "DeepSeek V4", "weighted_score": 8.8, "brief_justification": "The response systematically addresses all requested analysis points for both posts, correctly identifies Post A as disinformation through exaggeration and emotional tactics, and provides practical verification steps. Minor room for deeper discussion on disinformation indicators like virality potential." }, { "judge_key": "grok_420", "judge_name": "Grok 4.20", "respondent_key": "mimo_v2_flash", "respondent_name": "MiMo-V2-Flash", "weighted_score": 8.8, "brief_justification": "The response is factually sound, logically structured, and thoroughly covers all requested analytical elements with insightful comparisons between posts. It clearly identifies disinformation markers without overstatement." }, { "judge_key": "grok_420", "judge_name": "Grok 4.20", "respondent_key": "claude_sonnet_46", "respondent_name": "Claude Sonnet 4.6", "weighted_score": 8.8, "brief_justification": "The response systematically addresses every requested element (verifiable claims, manipulation techniques, credibility signals per post), reaches a well-supported conclusion favoring Post B as factual, and supplies a practical table of resolving information. It demonstrates strong analytical depth by noting how disinformation mixes truth with falsehoods, while maintaining neutral, structured clarity throughout." }, { "judge_key": "grok_420", "judge_name": "Grok 4.20", "respondent_key": "gpt_oss_120b", "respondent_name": "GPT-OSS-120B", "weighted_score": 8.8, "brief_justification": "The response systematically addresses every requested element with clear tables, accurate analysis of disinformation indicators, and practical verification steps. Minor deduction for assuming specific verification outcomes without real-time data, but overall excellent structure and insight." }, { "judge_key": "grok_420", "judge_name": "Grok 4.20", "respondent_key": "gemini_3_flash", "respondent_name": "Gemini 3 Flash Preview", "weighted_score": 8.8, "brief_justification": "The response is factually accurate, logically structured, and covers all requested analysis points thoroughly with insightful distinctions between sensationalism and neutral reporting. It provides highly actionable verification steps." }, { "judge_key": "grok_420", "judge_name": "Grok 4.20", "respondent_key": "minimax_m25", "respondent_name": "MiniMax M2.5", "weighted_score": 8.8, "brief_justification": "The response accurately identifies verifiable claims, emotional tactics, and credibility signals in both posts with clear structure and insightful analysis. It correctly flags Post A as disinformation due to sensationalism and vagueness. Additional info suggestions are practical and directly relevant. Minor room for more depth on potential motives or cross-verification methods." }, { "judge_key": "gpt_oss_120b", "judge_name": "GPT-OSS-120B", "respondent_key": "gemini_31_pro", "respondent_name": "Gemini 3.1 Pro", "weighted_score": 8.8, "brief_justification": "Accurately addresses all required parts with clear structure, thorough analysis, and practical verification steps; depth could be slightly deeper on subtle manipulation." }, { "judge_key": "gpt_oss_120b", "judge_name": "GPT-OSS-120B", "respondent_key": "claude_opus_46", "respondent_name": "Claude Opus 4.6", "weighted_score": 8.65, "brief_justification": "Accurate identification of verifiable claims and manipulation tactics, thorough coverage of both posts, clear structure, insightful analysis of disinformation patterns, and practical steps for verification." }, { "judge_key": "gpt_oss_120b", "judge_name": "GPT-OSS-120B", "respondent_key": "gpt_5_4", "respondent_name": "GPT-5.4", "weighted_score": 8.65, "brief_justification": "Accurate analysis, covers all requested elements, well-structured, offers insightful depth and actionable next steps." }, { "judge_key": "gpt_oss_120b", "judge_name": "GPT-OSS-120B", "respondent_key": "deepseek_v4", "respondent_name": "DeepSeek V4", "weighted_score": 8.65, "brief_justification": "Accurate, thorough, well-structured analysis with practical next steps; minor depth gaps in source credibility nuance." }, { "judge_key": "gpt_oss_120b", "judge_name": "GPT-OSS-120B", "respondent_key": "mimo_v2_flash", "respondent_name": "MiMo-V2-Flash", "weighted_score": 8.65, "brief_justification": "Accurate identification of verifiable claims, manipulation tactics, and credibility cues; thorough coverage and clear structure; offers insightful analysis and practical steps for verification." }, { "judge_key": "gpt_oss_120b", "judge_name": "GPT-OSS-120B", "respondent_key": "claude_sonnet_46", "respondent_name": "Claude Sonnet 4.6", "weighted_score": 8.65, "brief_justification": "Accurately addresses all required points with clear structure and useful verification guidance, though could explore source credibility nuances more deeply." }, { "judge_key": "gpt_oss_120b", "judge_name": "GPT-OSS-120B", "respondent_key": "grok_420", "respondent_name": "Grok 4.20", "weighted_score": 8.65, "brief_justification": "Accurate, thorough analysis of claims, manipulation, credibility, and clear actionable steps; depth could be deeper on verification methods." }, { "judge_key": "gpt_oss_120b", "judge_name": "GPT-OSS-120B", "respondent_key": "minimax_m25", "respondent_name": "MiniMax M2.5", "weighted_score": 8.45, "brief_justification": "Accurate identification of verifiable claims and manipulation tactics, covers all required elements, clear layout, moderate analytical depth, and offers practical steps for verification." }, { "judge_key": "gemini_3_flash", "judge_name": "Gemini 3 Flash Preview", "respondent_key": "gemini_31_pro", "respondent_name": "Gemini 3.1 Pro", "weighted_score": 9.8, "brief_justification": "The response provides a comprehensive and accurate analysis of both posts. It correctly identifies the hallmarks of disinformation in Post A and the signals of credible reporting in Post B. The additional information section is particularly useful, citing specific financial and regulatory mechanisms like SEC filings." }, { "judge_key": "gemini_3_flash", "judge_name": "Gemini 3 Flash Preview", "respondent_key": "claude_opus_46", "respondent_name": "Claude Opus 4.6", "weighted_score": 10, "brief_justification": "The response provides a masterclass in disinformation analysis. It perfectly addresses all parts of the prompt with high-level analytical depth, particularly in identifying the 'truth sandwiching' technique and the distinction between information and manipulation." }, { "judge_key": "gemini_3_flash", "judge_name": "Gemini 3 Flash Preview", "respondent_key": "gpt_5_4", "respondent_name": "GPT-5.4", "weighted_score": 9.8, "brief_justification": "The response provides a comprehensive and highly structured analysis of both posts, correctly identifying disinformation markers and providing a clear path for verification." }, { "judge_key": "gemini_3_flash", "judge_name": "Gemini 3 Flash Preview", "respondent_key": "deepseek_v4", "respondent_name": "DeepSeek V4", "weighted_score": 9.8, "brief_justification": "The response provides a comprehensive and accurate analysis of both posts, correctly identifying the hallmarks of disinformation in Post A and the neutral reporting in Post B. It follows all instructions, including the request for additional information to resolve ambiguity." }, { "judge_key": "gemini_3_flash", "judge_name": "Gemini 3 Flash Preview", "respondent_key": "mimo_v2_flash", "respondent_name": "MiMo-V2-Flash", "weighted_score": 10, "brief_justification": "The response provides a comprehensive and highly structured analysis of the two posts. It correctly identifies the hallmarks of disinformation in Post A (sensationalism, exaggerated metrics, and unverifiable narrative tropes) versus the neutral, corporate tone of Post B. The breakdown of verifiable claims, emotional manipulation, and credibility signals is thorough, and the final section on resolving ambiguity provides practical, actionable steps." }, { "judge_key": "gemini_3_flash", "judge_name": "Gemini 3 Flash Preview", "respondent_key": "claude_sonnet_46", "respondent_name": "Claude Sonnet 4.6", "weighted_score": 9.8, "brief_justification": "The response provides a comprehensive and accurate analysis of the two posts. It correctly identifies the hallmarks of disinformation in Post A and the neutral reporting style of Post B. The inclusion of a structured table for resolving ambiguity and the 'Key Analytical Principle' adds significant depth and practical value." }, { "judge_key": "gemini_3_flash", "judge_name": "Gemini 3 Flash Preview", "respondent_key": "grok_420", "respondent_name": "Grok 4.20", "weighted_score": 9.8, "brief_justification": "The response provides a comprehensive and accurate analysis of both posts. It correctly identifies the hallmarks of disinformation in Post A and the characteristics of factual reporting in Post B. The additional information suggested for verification is highly relevant and practical." }, { "judge_key": "gemini_3_flash", "judge_name": "Gemini 3 Flash Preview", "respondent_key": "gpt_oss_120b", "respondent_name": "GPT-OSS-120B", "weighted_score": 9.8, "brief_justification": "The response is exceptionally well-structured, using tables to clearly address every part of the prompt. It provides a logical framework for identifying disinformation and offers specific, actionable steps for verification." }, { "judge_key": "gemini_3_flash", "judge_name": "Gemini 3 Flash Preview", "respondent_key": "minimax_m25", "respondent_name": "MiniMax M2.5", "weighted_score": 9.8, "brief_justification": "The response provides a comprehensive and accurate analysis of both posts, correctly identifying the hallmarks of disinformation in Post A and the neutral reporting in Post B. It follows all instructions, including the request for additional resolving information." }, { "judge_key": "minimax_m25", "judge_name": "MiniMax M2.5", "respondent_key": "gemini_31_pro", "respondent_name": "Gemini 3.1 Pro", "weighted_score": 8.8, "brief_justification": "Thorough analysis correctly identifying Post A as disinformation with clear explanations of manipulation techniques, credibility signals, and practical verification steps." }, { "judge_key": "minimax_m25", "judge_name": "MiniMax M2.5", "respondent_key": "claude_opus_46", "respondent_name": "Claude Opus 4.6", "weighted_score": 8.85, "brief_justification": "Comprehensive analysis correctly identifying Post A as disinformation with excellent breakdown of manipulation techniques, verifiable claims, and credibility signals. Provides useful framework for distinguishing information from manipulation." }, { "judge_key": "minimax_m25", "judge_name": "MiniMax M2.5", "respondent_key": "gpt_5_4", "respondent_name": "GPT-5.4", "weighted_score": 9.2, "brief_justification": "Accurately identifies Post A as likely disinformation with thorough analysis of verifiable claims, emotional manipulation techniques, and credibility signals. Well-structured with clear comparisons, side-by-side table, and practical verification steps for resolving ambiguity." }, { "judge_key": "minimax_m25", "judge_name": "MiniMax M2.5", "respondent_key": "deepseek_v4", "respondent_name": "DeepSeek V4", "weighted_score": 8.8, "brief_justification": "Accurate identification of Post A as disinformation with thorough analysis of verifiable claims, emotional manipulation techniques, and source credibility. Well-structured response covers all required elements. Provides practical additional information needed to resolve ambiguity." }, { "judge_key": "minimax_m25", "judge_name": "MiniMax M2.5", "respondent_key": "mimo_v2_flash", "respondent_name": "MiMo-V2-Flash", "weighted_score": 9, "brief_justification": "Thorough and accurate analysis correctly identifying Post A as disinformation. Effectively verifies claims, identifies emotional manipulation techniques, assesses credibility signals, and provides actionable steps to resolve ambiguity." }, { "judge_key": "minimax_m25", "judge_name": "MiniMax M2.5", "respondent_key": "claude_sonnet_46", "respondent_name": "Claude Sonnet 4.6", "weighted_score": 8.8, "brief_justification": "Accurately identifies Post A as disinformation with correct claim-by-claim analysis. Thoroughly covers all three requested elements for each post. Well-structured with clear headings and a useful table. Shows good depth by noting the dangerous pattern of embedding true facts in false narratives. Provides practical, actionable guidance for verification." }, { "judge_key": "minimax_m25", "judge_name": "MiniMax M2.5", "respondent_key": "grok_420", "respondent_name": "Grok 4.20", "weighted_score": 9.2, "brief_justification": "Thorough and accurate analysis correctly identifying Post A as disinformation. Well-structured response covering all three required sub-tasks plus resolution advice. Shows strong understanding of manipulation techniques (alarmist language, vague sources, hashtags), verifies claims correctly (15% crash vs 3% is key discrepancy), and provides actionable verification steps (SEC filings, stock data, reputable news). Depth is notable in explaining business context and disinformation mechanics." }, { "judge_key": "minimax_m25", "judge_name": "MiniMax M2.5", "respondent_key": "gpt_oss_120b", "respondent_name": "GPT-OSS-120B", "weighted_score": 9.2, "brief_justification": "Well-organized analysis with clear tables identifying verifiable claims, emotional manipulation techniques (urgency, fear, scapegoating, vague sources), and credibility signals for both posts. Correctly identifies Post A as likely disinformation with inflated stock claims and unverifiable CEO flight rumor. Provides actionable guidance on resolving ambiguity through official sources, stock data, and independent coverage." }, { "judge_key": "minimax_m25", "judge_name": "MiniMax M2.5", "respondent_key": "gemini_3_flash", "respondent_name": "Gemini 3 Flash Preview", "weighted_score": 8.8, "brief_justification": "Comprehensive analysis correctly identifying Post A as disinformation. Excellent breakdown of verifiable claims, emotional manipulation techniques, and credibility signals. Practical guidance on verification steps." } ], "meta": { "source": "The Multivac (app.themultivac.com)", "methodology": "10x10 blind peer matrix evaluation", "criteria": "correctness, completeness, clarity, depth, usefulness", "self_judgments": "excluded from rankings", "license": "Open data — cite as: The Multivac (2026)" } }