Overview
Cortex AI is the universal interface for modern artificial intelligence. Chat with GPT-4, Claude, Gemini, DeepSeek, Grok and Qwen — all in one place. Compare answers side-by-side and find the best response every time. No accounts, no API keys, no setup — just download and go.
Features
Multi-Model Chat
Chat with GPT-4, Claude, Gemini, DeepSeek, Grok and Qwen. Switch models mid-conversation with a single tap and route every prompt to the model best suited for the task.
Side-by-Side Compare
Send the same prompt to two models at once and watch both stream in real time. Pick the winner — Cortex remembers your preference and tunes future routing automatically.
Web Search
Get real-time answers grounded in live web data. Powered natively by OpenAI, Gemini, and Qwen search integrations with citation-aware responses.
Smart Memory
Cortex remembers your preferences, projects, and context across conversations. Your AI gets sharper the more you chat — without ever leaving your device unencrypted.
Voice Input
Speak your prompts with built-in speech-to-text. Continuous dictation, multilingual recognition, and natural punctuation handling.
Prompt Library
100+ ready-to-use templates for coding, writing, translation, analysis, marketing, and more. Fill in the blanks and ship faster.
Why Cortex AI?
- 6 leading AI providers unified behind one fast, native interface
- Side-by-side model comparison with real-time streaming
- 100+ prompt templates across coding, writing, and analysis
- 20+ languages supported with localized voice input
- Available on iOS, Android, and the web
- No API keys, no accounts — privacy-first by design
Ready to try every AI?
Download Cortex and start chatting with the world's best AI models today. Free to get started.