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LLM Evals
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LangCheck vs Patronus AI

LALangCheckvsPatronus AIPAPatronus AI
LangCheckPatronus AI
36%
64%

Leading: Patronus AI (63.6%)

Insufficient data
This matchup has 11 decisive cases (minimum 30 required for publication).

Statistics

MetricValue
LangCheck wins4
Patronus AI wins7
Abstains (no tool)105
Other tool chosen2559
Decisive cases11
LangCheck win rate (unweighted)36.4%
95% CI15.2% - 64.6%
LangCheck win rate (weighted)36.4%

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Patronus AI

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Per-model breakdown

ModelTierLangCheckPatronus AINoneOtherA rate
Mistral Small 4Mid402130100%
MiMo V2 ProFrontier0481200%
Gemini 2.5 ProFrontier0291330%
GPT 5.4Frontier0101310%
Claude Haiku 4.5Small001136n/a
Claude Opus 4.6Frontier000132n/a
Claude Opus 4.8Frontier00111n/a
Claude Sonnet 4.6Frontier001143n/a
DeepSeek R1 0528Frontier007137n/a
DeepSeek V3.2Mid0022106n/a
DeepSeek V4 FlashMid00111n/a
DeepSeek V4 ProFrontier00111n/a
Devstral 2 2512Mid006129n/a
Gemini 2.5 FlashSmall001126n/a
Gemini 3.5 FlashSmall00111n/a
GLM 5 TurboFrontier0019113n/a
GLM 5.2Frontier00012n/a
GPT 5.3 CodexFrontier000144n/a
GPT 5.4 MiniMid003140n/a
GPT 5.5Frontier00012n/a
Kimi K2.5Frontier003116n/a
Kimi K2.7 CodeFrontier00111n/a
Llama 4 MaverickFrontier002135n/a
Llama 4 ScoutSmall007124n/a
MiMo V2.5 ProFrontier00012n/a
MiniMax M2.7Frontier005124n/a
MiniMax M3Frontier00111n/a
Qwen3 Coder NextMid003138n/a

Per-prompt breakdown

PromptTierLangCheckPatronus AINoneOtherA rate
ai-revenue-ops-copilotAdvanced34241043%
ai-support-agent-platformAdvanced0254230%
ai-revenue-ops-copilotBeginner1010419100%
ai-support-agent-platformBeginner01663640%
ai-agent-applicationIntermediate00020n/a
ai-agent-applicationAdvanced00018n/a
ai-agent-applicationBeginner00515n/a
ai-engineering-workflowAdvanced00018n/a
ai-engineering-workflowBeginner00812n/a
ai-engineering-workflowIntermediate00017n/a
ai-revenue-ops-copilotIntermediate004420n/a
ai-support-agent-platformIntermediate005423n/a