Cloudflare AI Gateway vs Langfuse

Detailed side-by-side comparison to help you choose the right tool

Cloudflare AI Gateway

🔴Developer

App Deployment

Observe and control AI applications with caching, rate limiting, and analytics for any LLM provider.

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Starting Price

Free
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Langfuse

🔴Developer

Business Analytics

Open-source LLM engineering platform for traces, prompts, and metrics.

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Starting Price

Free
Full ReviewVisit Site

Feature Comparison

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FeatureCloudflare AI GatewayLangfuse
CategoryApp DeploymentBusiness Analytics
Pricing Plans18 tiers19 tiers
Starting PriceFreeFree
Key Features
  • • LLM Request Routing
  • • Response Caching
  • • Rate Limiting
  • • Workflow Runtime
  • • Tool and API Connectivity
  • • State and Context Handling

Cloudflare AI Gateway - Pros & Cons

Pros

  • ✓Universal proxy supporting all major AI providers
  • ✓Powerful caching reduces costs and improves performance
  • ✓Comprehensive analytics and observability features
  • ✓Easy integration requiring only endpoint URL changes
  • ✓Free tier includes unlimited requests with basic features

Cons

  • ✗Introduces an additional infrastructure dependency
  • ✗Advanced features require paid plans for high-volume usage
  • ✗Configuration can become complex for sophisticated routing policies
  • ✗Limited to Cloudflare's global network infrastructure

Langfuse - Pros & Cons

Pros

  • ✓Fully open-source with self-hosting that has complete feature parity with the cloud version
  • ✓Hierarchical tracing captures the full execution tree of complex agent workflows, not just LLM calls
  • ✓Prompt management with versioning and production linking creates a tight iteration feedback loop
  • ✓Native integrations with LangChain, LlamaIndex, OpenAI SDK, and Vercel AI SDK require minimal code changes
  • ✓Evaluation system supports both automated LLM-as-judge scoring and human annotation queues

Cons

  • ✗Dashboard analytics are functional but less polished than commercial observability platforms for executive reporting
  • ✗UI performance degrades noticeably with very large trace volumes (millions of traces)
  • ✗ClickHouse dependency for self-hosting adds operational complexity compared to PostgreSQL-only setups
  • ✗Documentation can lag behind feature releases, especially for newer evaluation and dataset features

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🔒 Security & Compliance Comparison

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Security FeatureCloudflare AI GatewayLangfuse
SOC2✅ Yes✅ Yes
GDPR✅ Yes✅ Yes
HIPAA❌ No—
SSO✅ Yes✅ Yes
Self-Hosted—🔀 Hybrid
On-Prem❌ No✅ Yes
RBAC✅ Yes✅ Yes
Audit Log✅ Yes✅ Yes
Open Source❌ No✅ Yes
API Key Auth✅ Yes✅ Yes
Encryption at Rest✅ Yes✅ Yes
Encryption in Transit✅ Yes✅ Yes
Data ResidencyGLOBALUS, EU
Data Retentionconfigurableconfigurable
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Read the full reviews to make an informed decision

Review Cloudflare AI GatewayReview Langfuse