Promptfoo vs AirLLM

A side-by-side comparison of features, pricing, and characteristics.

Promptfoo

Promptfoo is an open-source CLI tool and library for testing and evaluating LLM prompt quality.

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AirLLM

Open-source Python library that runs very large language models on low-memory GPUs by streaming model layers one at a time.

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AttributePromptfooAirLLM
Pricing typeFree + paid (from $20/mo)Free
Korean supportPartialNo
PlatformsWeb, CLI, APILinux, macOS, CUDA-enabled NVIDIA GPUs, Apple Silicon
Open sourceYesYes
API availableAvailable-
SDKAvailable-
LLM-basedYes-
MultimodalYes-
AI model-Llama, Qwen, DeepSeek, Mistral, Mixtral, Phi, Gemma
GitHub Stars-33.8K
VendorPromptfooAnima AI LLC
CategoryDeveloper ToolsDeveloper Tools
DetailsView View

Promptfoo key features

  • Prompt matrix testing
  • Side-by-side comparison view
  • AI-based automated grading
  • Red-teaming security tests
  • CI/CD pipeline integration
  • Local data processing

AirLLM key features

  • Reducing GPU memory usage through layer-wise model streaming
  • Supporting inference of 70B-class models on a single 4GB GPU
  • AutoModel interface based on Hugging Face model IDs
  • 4-bit and 8-bit block-wise model compression
  • Supporting CPU inference and Apple Silicon macOS
  • Supporting various model families including Llama, Qwen, DeepSeek, and Mistral