LLMTest Pricing 2026

Plans, hidden costs, and cheaper alternatives compared

Pricing verifiedJul 2026

1 plans tracked·Updated Jul 2026

Is LLMTest worth the price?

95/100

LLMTest's pricing is extremely generous, offering a fully-featured 'Open Source' tier for free.

This makes it an excellent option for individual developers, startups, and open-source projects looking for robust LLM testing without any financial commitment. It's best for anyone needing comprehensive LLM testing capabilities on a budget.

Pricing Plans

Open Source

Free

MIT licensed
Pytest for LLMs
OpenAI, Claude, Ollama, DeepSeek, Gemini, Mistral support
Basic JSON, Structured, Agent Tools, Reliability, Rerun
Zero LLM Calls for most assertions
Built on Pydantic
22+ Assertions (Text, performance, agent, composable)
Multi-Provider support

Calculate your cost View full pricing

Hidden Costs & Gotchas

No paid tiers, so no hidden costs

Self-hosting infrastructure costs

Potential future enterprise features

Which Plan Do You Need?

Individual developers and hobbyists

Startups and small teams

Open-source projects

How LLMTest Compares to Competitors

Compared to commercial LLM testing platforms like Vellum or Humanloop, which typically start at hundreds or thousands of dollars per month for similar features, LLMTest's free 'Open Source' tier is unparalleled. It offers enterprise-grade testing capabilities at no cost, making it a highly disruptive and value-driven alternative.

LLMTest Pricing FAQ

How much does LLMTest cost?

LLMTest is free to use. No subscription or one-time fee is required for the core product.

Does LLMTest have a free plan?

Yes. LLMTest offers a free plan called "Open Source". It includes: MIT licensed, Pytest for LLMs, OpenAI, Claude, Ollama, DeepSeek, Gemini, Mistral support.

Is there a cheaper alternative to LLMTest?

Yes. Popular alternatives to LLMTest include LangChain, LlamaIndex, TruLens. Free alternatives include LangChain, LlamaIndex, TruLens. Compare them side-by-side on Toolradar.