# Mykey AI Chat > Multi-model AI chat platform. Use GPT, Claude, Gemini, and Grok with your own API keys. $4/month platform fee, zero markup on AI usage. ## Key Pages - [Home](https://www.mykey.chat/) - [Features](https://www.mykey.chat/features) - [Pricing](https://www.mykey.chat/pricing) ($4/month) - [How It Works](https://www.mykey.chat/how-it-works) - [FAQ](https://www.mykey.chat/faq) - [Privacy Policy](https://www.mykey.chat/privacy) - [Terms of Service](https://www.mykey.chat/terms) ## Setup Guides - [All Setup Guides](https://www.mykey.chat/setup) - [OpenAI API Key](https://www.mykey.chat/setup/openai) - [Anthropic API Key](https://www.mykey.chat/setup/anthropic) - [xAI / Grok API Key](https://www.mykey.chat/setup/xai) - [Google / Gemini API Key](https://www.mykey.chat/setup/google) - [OpenRouter API Key](https://www.mykey.chat/setup/openrouter) - [Custom OpenAI-Compatible Provider](https://www.mykey.chat/setup/custom) ## Blog - [Blog Home](https://www.mykey.chat/blog) - [Welcome to Mykey — BYOK AI Chat at Cost, Zero Markup](https://www.mykey.chat/blog/welcome-to-mykey) - [ChatGPT Plus vs BYOK: Which Is Actually Cheaper in 2026?](https://www.mykey.chat/blog/chatgpt-plus-vs-byok) - [GPT-5 vs Claude vs Grok: Which AI Model Should You Use?](https://www.mykey.chat/blog/gpt-5-vs-claude-vs-grok) - [Is Your AI Chat Safe? What AES-256 Encryption Actually Means](https://www.mykey.chat/blog/is-ai-chat-platform-safe) ## Changelog - [Changelog](https://www.mykey.chat/changelog) ## About Mykey AI Chat lets you access every major AI model from one workspace. Bring your own API keys from OpenAI, Anthropic, xAI, Google, or OpenRouter. Your keys are encrypted with AES-256. No subscription lock-in — pay providers directly at their rates.