Arthur AI Pricing 2026
Complete pricing guide with plans, and cost analysis
Arthur AI has a free plan. Paid plans start at $60/mo (Premium) and go up to $60/mo.
Are you Arthur AI? Claim this profile
All Arthur AI Plans & Pricing
| Plan | Monthly | Annual | Best For |
|---|---|---|---|
| Free | Free | Free | — |
| What's included at Free Feature details not yet documented for this tier. | |||
| Premium | $60 /mo | — | — |
| What's included at Premium Feature details not yet documented for this tier. | |||
| Enterprise | Contact Sales | Contact Sales | — |
| What's included at Enterprise Feature details not yet documented for this tier. | |||
View all features by plan (compare side-by-side)
Free
Premium
Enterprise
What does Arthur AI actually cost you?
Drag the slider. Pick a tier. Watch your projected spend update live.
List price by tier (annualized, per seat)
Per-seat list price across Arthur AI's plans, annualized. Custom-priced tiers show a hatched bar.
Arthur AI costs Free to $60 per mo as of June 2026, with 3 plans available including a free tier. Plans: Free (free), and Premium at $60/mo. Enterprise pricing is available on request. Pricing depends on your chosen tier, contract length, and negotiated discounts.
Use the interactive pricing calculator to estimate your exact cost based on team size and requirements.
- Free tier: Yes
Arthur AI offers 3 pricing tiers: Free, Premium, Enterprise. A free plan is available. Paid plans include Premium at $60/mo.
Compared to other ai evaluation & guardrails software, Arthur AI is positioned at the mid-market price point.
How much does Arthur AI cost?
Arthur AI Pricing Overview
Arthur AI has 3 pricing plans, including a free tier. Paid plans range from $0 to $60/mo. The Free plan is free. The Premium plan costs $60/mo. The Enterprise plan requires contacting sales for a custom quote.
This pricing was last verified in June 14, 2026 from 1 independent source.
Arthur AI offers a Free plan for users to get started. Paid plans include Premium and Enterprise options. Pricing is available on a monthly basis for some plans.
How Arthur AI Pricing Compares
| Software | Starting Price | Top Price |
|---|---|---|
| Arthur AI | Free | $60/mo |
| DeepEval (Confident AI) | Free | $49.99/month |
| Guardrails AI | Custom | Custom |
| Lakera | Custom | Custom |
| LangWatch | Free | $34/month |
| PromptLayer | Free | $500/month |
Arthur AI Pricing FAQ
01 Is there a free plan available?
Yes, Arthur AI has a Free plan.
02 What is the cheapest paid plan?
The Premium plan is the cheapest paid plan at $60.0 per month.
03 Do you offer custom pricing?
Yes, Arthur AI offers custom pricing for the Enterprise plan.
Is this pricing incorrect? — we'll verify and update it.