Crazyrouter

Crazyrouter is a usage-based AI API gateway for developers and teams. It provides access to models from multiple providers through one API key and an OpenAI-compatible API. Developers can connect applications and coding tools such as Claude Code and Codex CLI, switch between supported models, and manage API usage in one place. Crazyrouter is a paid service with no free plan or free credits. Pricing varies by model and usage; see the official website for current rates.