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LLM Evals
Methodology

Promptfoo vs LlamaIndex

PromptfooPRPromptfoovsLLLlamaIndex
PromptfooLlamaIndex
42%
58%

Leading: LlamaIndex (57.7%)

Statistics

MetricValue
Promptfoo wins22
LlamaIndex wins30
Abstains (no tool)90
Other tool chosen2302
Decisive cases52
Promptfoo win rate (unweighted)42.3%
95% CI29.9% - 55.8%
Promptfoo win rate (weighted)42.3%

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LlamaIndex

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Per-model breakdown

ModelTierPromptfooLlamaIndexNoneOtherA rate
Llama 4 ScoutSmall0304870%
Mistral Small 4Mid701116100%
MiMo V2 ProFrontier608118100%
GLM 5 TurboFrontier5019108100%
GPT 5.4 MiniMid203127100%
Kimi K2.5Frontier203114100%
Claude Haiku 4.5Small001124n/a
Claude Opus 4.6Frontier000132n/a
Claude Sonnet 4.6Frontier000132n/a
DeepSeek R1 0528Frontier007125n/a
DeepSeek V3.2Mid0022106n/a
Devstral 2 2512Mid004121n/a
Gemini 2.5 FlashSmall001126n/a
Gemini 2.5 ProFrontier009123n/a
GPT 5.3 CodexFrontier000132n/a
GPT 5.4Frontier000132n/a
Llama 4 MaverickFrontier000127n/a
MiniMax M2.7Frontier005124n/a
Qwen3 Coder NextMid003128n/a

Per-prompt breakdown

PromptTierPromptfooLlamaIndexNoneOtherA rate
ai-revenue-ops-copilotIntermediate66438850%
ai-support-agent-platformIntermediate57539242%
ai-revenue-ops-copilotAdvanced63238967%
ai-revenue-ops-copilotBeginner441039250%
ai-support-agent-platformBeginner06643410%
ai-support-agent-platformAdvanced14540020%