Cloudflare AI Gateway vs Portkey
Updated March 10, 2026
Overview
Cloudflare AI Gateway is a proxy for AI API traffic that provides caching, rate limiting, analytics, and logging for LLM requests. Running on Cloudflare's global edge network, it reduces latency and costs by caching repeated requests. Free to use on all Cloudflare plans.
Portkey is an AI gateway that provides a unified API for 200+ LLMs with built-in reliability features including automatic retries, fallbacks, load balancing, and caching. The platform includes observability with detailed request logs, cost tracking, and performance analytics. Portkey also offers guardrails, access controls, and virtual keys for managing LLM usage across teams.
Key features
Core capabilities each platform advertises.
- Edge-deployed AI gateway
- Caching and rate limiting
- Usage analytics
- Provider failover
- Cloudflare network integration
- AI gateway with 200+ models
- Automatic retries and fallbacks
- Semantic caching
- Guardrails and content filtering
- Detailed cost and latency analytics
Strengths and tradeoffs
What each tool does well, and the limitations to keep in mind.
Pros
- Core features free with Cloudflare plans—no per-call gateway fees
- Tightly integrated with Cloudflare global network for low-latency routing
- One-line integration for major LLM providers
- Built-in caching, rate limiting, and fallbacks improve reliability
Cons
- Adds 10-50ms proxy latency to every request
- Lacks token-level tracing and prompt analysis
- Strict log retention caps require manual management at scale
- No enterprise governance features like RBAC or audit trails
Pros
- Massive scale—10B requests monthly with 99.9999% uptime
- Comprehensive observability and analytics
- Dedicated support even during POC phase
- Strong security certifications (SOC2, ISO27001)
Cons
- Real-world latency (20-40ms) higher than claimed
- Benchmarks show competitors 228% faster
- Complex feature set overwhelming for new users
- High pricing for smaller teams
Cloudflare AI or Portkey — which should you choose?
Choose Cloudflare AI if you wantChoose if you want
- Edge caching for AI API calls
- Rate limiting AI usage per user
- Cost management for AI APIs
- Global AI traffic management
- Cloudflare ecosystem AI integration
Choose Portkey if you wantChoose if you want
- Enterprise LLM deployment with reliability
- Multi-provider failover and load balancing
- Cost reduction through semantic caching
- Implementing safety guardrails in production
- Centralized LLM access management
Compare Cloudflare AI Gateway and Portkey on your own traffic
Respan lets you trace LLM and agent calls across any model or framework, A/B test prompts on production traffic, and route requests across 500+ models through one gateway.