Promptfoo vs Crawlee

A side-by-side comparison to help you choose the right tool.

Promptfoo scores higher overall (88/100)

But the best choice depends on your specific needs. Compare below.

Pricing
Open-source core; free to run in your own workflows.
Free plan
Yes
Best for
Teams serious about AI testing discipline, Developers comparing prompts and providers, Organizations building evals into release workflows
Platforms
mac, windows, linux, api
API
Yes
Languages
en
Pricing
Completely free and open source (MIT license). Self-hosted on your own infrastructure. Optional paid hosting available through Apify platform.
Free plan
Yes
Best for
developers who want full control over their crawling infrastructure, teams building custom scraping pipelines that need maximum flexibility, open-source enthusiasts who prefer self-hosted solutions, engineers integrating web crawling into existing Node.js applications
Platforms
api
API
No
Languages
en

Choose Promptfoo if:

  • You are Teams serious about AI testing discipline
  • You are Developers comparing prompts and providers
  • You are Organizations building evals into release workflows
  • You want to start free
Read Promptfoo review →

Choose Crawlee if:

  • You are developers who want full control over their crawling infrastructure
  • You are teams building custom scraping pipelines that need maximum flexibility
  • You are open-source enthusiasts who prefer self-hosted solutions
  • You want to start free
Read Crawlee review →

FAQ

What is the difference between Promptfoo and Crawlee?
Promptfoo is an open-source testing and evaluation framework for prompts and models, designed to fit into ci/cd and comparison workflows. Crawlee is an open-source node.js web crawling and scraping framework built by the team behind apify. provides a batteries-included toolkit for building reliable crawlers with automatic retries, proxy rotation, and headless browser support, all running on your own infrastructure.
Which is cheaper, Promptfoo or Crawlee?
Promptfoo: Open-source core; free to run in your own workflows.. Crawlee: Completely free and open source (MIT license). Self-hosted on your own infrastructure. Optional paid hosting available through Apify platform.. Promptfoo has a free plan. Crawlee has a free plan.
Who is Promptfoo best for?
Promptfoo is best for Teams serious about AI testing discipline, Developers comparing prompts and providers, Organizations building evals into release workflows.
Who is Crawlee best for?
Crawlee is best for developers who want full control over their crawling infrastructure, teams building custom scraping pipelines that need maximum flexibility, open-source enthusiasts who prefer self-hosted solutions, engineers integrating web crawling into existing Node.js applications.