Prices in GBP. Verified monthly. Always check the provider's site for the latest.
Pros & cons
Lindy
Pros
+Explicitly commits to never training models on user data
+SOC 2 and GDPR certified — strong compliance for UK businesses
+HIPAA compliant on Enterprise — suitable for health and finance
+MCP support for broad integrations
Cons
−No free tier — trial only via Slack invite
−Pro and Max tiers expensive for solo users
−Credit-based model makes cost hard to predict
Leonardo.ai
Pros
+GDPR compliant — UK GDPR and EU GDPR explicitly listed in ToS
+Free tier confirmed in ToS — usable without payment
+API available with separate billing for developer integration
+Wide range of fine-tuned models for games, concept art, and illustration
Cons
−Pricing not verified — official site inaccessible to automated tools; check leonardo.ai for current plans
−Free user content used to train AI models — paid private content exempt
−SOC2 and ISO 27001 not confirmed from official sources
Our take— Lindy wins
Based on our comparison of published pricing, features, and compliance data, Lindy pulls ahead with multi-factor authentication and a no-training-on-your-data policy. Leonardo.ai counters with a free tier. Lindy scores 7.9/10 to Leonardo.ai's 7.6/10. Pick Lindy if multi-factor authentication matters; pick Leonardo.ai if you need a free tier.