Compare All AI Evaluation & Guardrails Software 2026
Side-by-side comparison of 11 ai evaluation & guardrails tools. Find the right fit for your team and budget.
Quick Answer
AI Evaluation & Guardrails software pricing ranges from Free to $100 per user per month in 2026. The category average is $30/user/month. 11 of 11 tools offer free tiers.
Quick Picks
Full Comparison Matrix
| Product | Starting Price | Popular Tier | Enterprise | Free Tier | Best For |
|---|---|---|---|---|---|
| Guardrails AI | Free /month | Free /month | Free /month | Yes | Teams that can self-host and manage their own validation infrastructure |
| Lakera | Free /month | Free /month | Free /month | Yes | Evaluation + small hobby projects |
| Giskard | Free /month | Free /month | Free /month | Yes | - |
| Evals (OpenAI) | Free /month | $4 /month | $4 /month | Yes | - |
| LangWatch | Free /month | $17 /month | $34 /month | Yes | Free tier for getting started |
| Confident AI | Free /month | $19.99 /month | $49.99 /month | Yes | - |
| DeepEval (Confident AI) | Free /month | $25.00 /month | $49.99 /month | Yes | Developer CI/CD |
| PromptLayer | Free /month | $49 /month | $500 /month | Yes | Hackers and individual developers |
| Phoenix (Arize) | Free /month | $50 /month | $50 /month | Yes | - |
| Arthur AI | Free /mo | $60 /mo | $60 /mo | Yes | - |
| Galileo LLM Studio | Free /month | $100 /month | $100 /month | Yes | - |
Category Summary
11
Products
Free
Avg Starting
$30
Avg Popular
11
Free Tiers