Prices in GBP. Verified monthly. Always check the provider's site for the latest.
Pros & cons
Relevance AI
Pros
+No-code builder for complex multi-agent workflows
+Trusted by large enterprises including Canva and Databricks
+2,000+ integrations including calling and meeting agents
+Built-in A/B testing and agent evaluations
Cons
−Enterprise-only pricing — no published self-serve tiers
−GDPR and SOC2 not confirmed from official sources
−Not suitable for individuals or small teams
Kling AI
Pros
+Wide creative tooling: text-to-video, image-to-video, AI avatars, lip-sync, and motion control
+Developer API available with per-second pricing for video generation (klingai.com/dev)
+Kling 3.0 supports up to 4K resolution and native audio generation
+International-facing platform with English-language interface
Cons
−Consumer subscription pricing not verifiable from official English-language pages
−GDPR, SOC2, and ISO 27001 compliance not confirmed from official sources
−Data residency and training practices not publicly documented in accessible pages
Our take— Relevance AI wins
Based on our comparison of published pricing, features, and compliance data, Relevance AI scores 7.5/10 to Kling AI's 7.0/10. Relevance AI pulls ahead with multi-factor authentication and enterprise-grade readiness. Kling AI stays close but doesn't lead on any single attribute here. Pick Relevance AI if multi-factor authentication matters; Kling AI is the pick if it doesn't.