Pricing | Arthur

Pricing that scales with your AI.

Start free and grow into Premium as you ship more agents. When you need dedicated infrastructure, governance, and support, Enterprise is ready.

Free

$0/mo

Perfect for small teams getting started with AI.

Premium

$60/mo

For AI-native start-ups and growing orgs.

Enterprise

Custom

For teams with advanced needs or global scale.

Arthur Evals Engine

PII, sensitive data, custom LLM, and regex rules built in, with self-serve deployment. For builders and hackers that want to move fast.

Built for venture-backed startups

Venture-backed AI agent startups get Arthur's platform plus hands-on support to ship trustworthy AI faster.

Compare every plan

Free Premium Enterprise
Governance
Data security
Data locality
SOC 2
Deployment
Multi-tenant SaaS
Single-tenant SaaS
Self-managed VPC / BYOCloud / On-prem
Security & controls
Organizations 1 1 Unlimited
Workspaces 1 1 Unlimited
Projects 2 10 Unlimited
Users Unlimited Unlimited Unlimited
RBAC
API & UI access
SSO
Data
Features Unlimited Unlimited Unlimited
Data retention 7 days 30 days Unlimited
Cloud data connectors
Custom data connectors
Monitor
Dashboards
Data drift
Performance metrics
Pipeline metrics
Segmentation
Customizable dashboards & metrics
Iterate
Chat playground
Prompt management
Experiment runs
RAG optimization
Evaluate
Datasets
Continuous evals
Custom evals
Tracing
User feedback
Human annotation
Observe
Jobs 5k 20k Custom
Spans 300k 1.2M Custom
Inferences 12k 100k Custom
Evals 3k 75k Custom
Token & cost tracking
OpenTelemetry
Alerting
Custom alerts 3 per model Unlimited Unlimited
Alert checks 6 per hour Unlimited Unlimited
Webhooks
Explainability
Explainability methods
"What-If" analysis
Global explanations
Support
Community & email support
Dedicated customer success manager
Dedicated channel
Uptime SLA
Professional services Add-on Included

Ready to see Arthur in action?