<aside> 🤔 Three different approaches to the same problem. Which one fits your use case?

</aside>

Overview

All three are AI API gateways, but they serve different audiences:

• Crazyrouter — Managed gateway, cheapest pricing, broadest model coverage
• LiteLLM — Open-source proxy, self-hosted, maximum control
• Portkey — Enterprise gateway, observability-focused, highest price

Pricing Model

• Crazyrouter: Pay-per-token with built-in discounts (55-90% off). No subscription.
• LiteLLM: Free (open-source), but you pay full price to each provider + hosting costs
• Portkey: Free tier + paid plans starting $49/month + full provider pricing

Model Coverage

• Crazyrouter: 627+ models — largest selection including Chinese models (Qwen, GLM, Kimi, DeepSeek)
• LiteLLM: 100+ providers supported — you bring your own keys
• Portkey: Major providers (OpenAI, Anthropic, Google, etc.)

Setup Complexity

• Crazyrouter: Zero setup — sign up, get key, start calling. 30 seconds.
• LiteLLM: Self-hosted — Docker/pip install, configure YAML, manage infrastructure
• Portkey: SaaS — sign up, configure in dashboard, add SDK

Best For