Respan
One API for 1,000+ 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
One API for 1,000+ models
OpenRouter
One OpenAI-compatible API for 500+ models from 80+ providers
Cloudflare AI Gateway
Edge-deployed AI gateway
Vercel AI Gateway
One API key for hundreds of models
LiteLLM
OpenAI-compatible proxy for 140+ providers
Bifrost
OpenAI-compatible API for 1,000+ models from 20+ providers
Portkey
Unified API across major providers
Stainless
SDK generation
Helicone
LLM observability and monitoring
Unify
Martian
Intelligent model routing based on prompt type
Kong AI Gateway
AI traffic management
Requesty
400+ model access
The Token Company
Token compression
Orq.ai
AI gateway for 500+ models with fallbacks, retries, and load balancing
TrueFoundry
AI Gateway with routing, fallbacks, rate limits, and budgets
OrcaRouter
orcarouter/auto adaptive routing per request
InWorld AI
Conditional routing with CEL expressions on request metadata
One platform for routing, observability, tracing, and evals across every LLM provider.
Respan lets you trace LLM and agent calls across any model or framework, A/B test prompts on production traffic, and route requests across 1,000+ models through one gateway.
Try Respan free