One API key for hundreds of AI models from every major provider
Crazyrouter records 77,144 monthly visits with +1.8% month-over-month growth and Paid pricing. GuRouter records 1,084 monthly visits with -77.9% growth and Freemium pricing.

One API key for 40+ AI models with zero markup
| Dimension / Metric | ![]() | ![]() |
|---|---|---|
| Official Domain | crazyrouter.com | gurouter.com |
| Pricing Model | Paid | Freemium |
| Monthly Visits | 77.14K (77,144) | 1.08K (1,084) |
| MoM Traffic Delta | +1.34K (+1.8%) | -3.81K (-77.9%) |
| Primary Market & Share | 🇨🇳 China (22.9%) | 🇻🇳 Vietnam (100%) |
| Direct Visits / mo | 28.23K | 440 |
| User Rating | 3.9 | 4.3 |
| Supported Platforms | Website | Website |

One API key, hundreds of AI models behind a single endpoint
Create a single API key and call hundreds of text, image and video models without managing separate accounts at each provider.
Requests follow the common formats, so existing SDKs and CLI tools (including Claude Code and Codex CLI) work after changing only the base URL.
A pricing view lists popular models sorted by input cost and links straight to a filtered price page, making cost comparison straightforward.
Multiple nodes schedule requests dynamically to reduce wait time, with redundant links and failover to limit the impact of any single outage.

One API key for 40+ AI models with zero markup
Swap in a single base URL and API key to reach dozens of chat and reasoning models without rewriting SDK integration code.
GuRouter states that requests are passed through at underlying model token prices, with micro-cent billing granularity rather than bundled credit packages.
Access to 40+ models spanning OpenAI, Anthropic, Google, DeepSeek and Qwen families, including frontier and economical options.
Documented compatibility with agent tooling such as OpenCode, Claude Code, Cursor and Cline for CLI and IDE workflows.
One API key for hundreds of AI models from every major provider
One OpenAI-compatible gateway for adaptive LLM routing, guardrails, and spend control
One OpenAI-compatible gateway for adaptive LLM routing, guardrails, and spend control

One OpenAI-compatible API key for 500+ AI models
One OpenAI-compatible API key for 500+ AI models

Free / Open-sourceOne open-source AI gateway for 100+ LLM providers

Free / Open-sourceOne API for LLM, image, video, and audio models in production
Free / Open-sourceOne API for LLM, image, video, and audio models in production

One API key, 100+ LLMs, official pricing with no platform markup
One API key for hundreds of AI models

Free / Open-sourceOne universal API for 500+ AI models and 1,000+ agentic tools

One OpenAI-compatible key for discounted GPT, Claude and Gemini access

One API gateway and LLM router for around 1,000 AI models
Free / Open-sourceOne OpenAI-compatible API to route, monitor and control 250+ LLM models
Free / Open-sourceOne OpenAI-compatible API to route, monitor and control 250+ LLM models