Promptfoo vs Superset

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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Superset

An open-source IDE and developer terminal designed to orchestrate and run multiple AI coding agents in parallel using Git worktrees.

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AttributePromptfooSuperset
Pricing typeFree + paid (from $20/mo)Free + paid (from $15/mo)
Korean supportPartialNo
PlatformsWeb, CLI, APImacOS, Linux
Open sourceYesNo
API availableAvailable-
SDKAvailable-
LLM-basedYes-
MultimodalYes-
AI model-Claude, GPT
GitHub Stars-13.8K
VendorPromptfooSuperset
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

Superset key features

  • Parallel agent orchestration
  • Git worktree isolation
  • Built-in diff viewer & chat
  • Local-first architecture
  • MCP (Model Context Protocol) tooling
  • In-app browser & port previews