Respan
Unified LLM API with 200+ models
The top alternatives to Apigee AI Gateway in the LLM Gateways space, compared on features, pricing, and what they're best at.
Updated March 10, 2026
AI platform providing comprehensive solutions for enterprise applications. The platform provides essential capabilities for modern AI applications with focus on scalability and reliability.
Respan
Unified LLM API with 200+ models
OpenRouter
300+ models across 60+ providers via one OpenAI-compatible API
Cloudflare AI Gateway
Edge-deployed AI gateway
Vercel AI Gateway
Portkey
AI gateway with 200+ models
Bifrost
High throughput
LiteLLM
Open-source LLM proxy
Helicone
LLM observability and monitoring
Stainless
SDK generation
Unify
Martian
Intelligent model routing based on prompt type
Kong AI Gateway
AI traffic management
Requesty
400+ model access
The Token Company
Token compression
One platform for routing, observability, tracing, and evals across every LLM provider.