Promptfoo vs Lindy

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
Free tier with limited tasks. Pro starts around $49/month with thousands of monthly tasks and full integrations. Business and Enterprise tiers add team seats, priority support, and custom workflows.
Free plan
Yes
Best for
founders and operators offloading inbox and calendar work, sales teams automating prospect research and outreach, small businesses building customer-facing AI agents without engineers, consultants who want a 24/7 phone and SMS assistant
Platforms
web
API
Yes
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 Lindy if:

  • You are founders and operators offloading inbox and calendar work
  • You are sales teams automating prospect research and outreach
  • You are small businesses building customer-facing AI agents without engineers
  • You want to start free
Read Lindy review →

FAQ

What is the difference between Promptfoo and Lindy?
Promptfoo is an open-source testing and evaluation framework for prompts and models, designed to fit into ci/cd and comparison workflows. Lindy is a no-code ai assistant platform that lets you build personal agents which handle email, calendar, meetings, and outreach over text, voice, and integrations with hundreds of apps.
Which is cheaper, Promptfoo or Lindy?
Promptfoo: Open-source core; free to run in your own workflows.. Lindy: Free tier with limited tasks. Pro starts around $49/month with thousands of monthly tasks and full integrations. Business and Enterprise tiers add team seats, priority support, and custom workflows.. Promptfoo has a free plan. Lindy 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 Lindy best for?
Lindy is best for founders and operators offloading inbox and calendar work, sales teams automating prospect research and outreach, small businesses building customer-facing AI agents without engineers, consultants who want a 24/7 phone and SMS assistant.