LLM Evals

LangCheck vs Patronus AI

LangCheckPatronus AI

42%

58%

Leading: Patronus AI (58.3%)

Insufficient data

This matchup has 12 decisive cases (minimum 30 required for publication).

Metric	Value
LangCheck wins	5
Patronus AI wins	7
Abstains (no tool)	237
Other tool chosen	4279
Decisive cases	12
LangCheck win rate (unweighted)	41.7%
95% CI	19.3% - 68.0%
LangCheck win rate (weighted)	41.7%

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Model range	Tier	LangCheck	Patronus AI	None	Other	A rate
DeepSeek Flash 3.2–4.1	Mid	0	0	26	210	n/a
DeepSeek Pro 4–4 0813	Frontier	0	0	2	106	n/a
DeepSeek R1	Frontier	0	0	12	228	n/a
Devstral	Mid	0	0	19	182	n/a
Gemini Flash 2.5–3.8	Small	0	0	12	223	n/a
Gemini Pro 2.5–3.1 Preview	Frontier	0	2	17	219	0%
GLM 5 Turbo–5.3	Frontier	0	0	19	221	n/a
GPT 5.4–6 Astra	Frontier	0	1	5	234	0%
GPT Coding 5.3 Codex–6.1 Sol	Frontier	0	0	2	238	n/a
GPT Mini 5.4 Mini–6 Luna	Mid	0	0	9	228	n/a
Haiku	Small	0	0	4	227	n/a
Kimi 2.5–3	Frontier	0	0	5	221	n/a
Llama Maverick	Frontier	0	0	18	213	n/a
Llama Scout	Small	0	0	29	185	n/a
MiMo Pro 2–2.6	Frontier	0	4	17	218	0%
MiniMax M 2.7–3	Frontier	0	0	12	224	n/a
Mistral Small	Mid	5	0	5	216	100%
Opus 4.6–5.5	Frontier	0	0	9	230	n/a
Qwen Coder	Mid	0	0	4	227	n/a
Sonnet 4.6–5.5	Frontier	0	0	11	229	n/a

Prompt	Tier	LangCheck	Patronus AI	None	Other	A rate
ai-revenue-ops-copilot	Advanced	3	4	3	564	43%
ai-support-agent-platform	Advanced	0	2	5	580	0%
ai-agent-application	Beginner	1	0	40	137	100%
ai-revenue-ops-copilot	Beginner	1	0	13	570	100%
ai-support-agent-platform	Beginner	0	1	80	503	0%
ai-agent-application	Advanced	0	0	0	173	n/a
ai-agent-application	Intermediate	0	0	1	174	n/a
ai-engineering-workflow	Advanced	0	0	1	167	n/a
ai-engineering-workflow	Beginner	0	0	82	90	n/a
ai-engineering-workflow	Intermediate	0	0	1	172	n/a
ai-revenue-ops-copilot	Intermediate	0	0	5	575	n/a
ai-support-agent-platform	Intermediate	0	0	6	574	n/a