chatgptis
8 leading AI models. Always free.

ChatGPT | Claude | Gemini

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8 models, one workspace

Choose Your AI Model

Switch between the world's top models in a single conversation — pick the right brain for every task.

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Getting Started

Five simple steps to get the most out of every conversation.

  1. 1

    Introduce yourself

    Tell the assistant a bit about who you are and what you're working on.

  2. 2

    Provide context

    Share any background, files, or details it needs to understand your task.

  3. 3

    Ask your question

    Type your question or request in plain language, just like a conversation.

  4. 4

    Wait for a response

    The model reads your prompt and generates an answer in a few seconds.

  5. 5

    Read the response

    Review the answer, ask follow-ups, or refine your question for better results.

Things You Can Do With AI

One prompt away from writing, coding, translating, and more — pick the model, get it done.

Generate Text
Draft blog posts, emails, ad copy, and social captions in any tone — from casual to boardroom-ready — in seconds.
Write Code
Ship features faster with working code, clear debugging help, and walkthroughs of codebases you've never seen before.
Solve Math
From algebra to statistics, get step-by-step solutions you can actually follow — not just the final answer.
Translate Languages
Translate messages, documents, and websites across dozens of languages while keeping the original tone intact.
Write a Resume
Turn a messy work history into a resume and cover letter that actually gets past the first screen.
Smart Assistant
Brainstorm ideas, plan your week, or think out loud with a second brain that's always on.

Frequently Asked Questions

Everything you need to know before you get started.

Compare AI Models

Not sure which model fits your task? Browse head-to-head comparisons across every model we support.

GPT vs ClaudeGPT vs GeminiGPT vs GrokGPT vs DeepSeekGPT vs QwenGPT vs KimiGPT vs PerplexityClaude vs GeminiClaude vs GrokClaude vs DeepSeekClaude vs QwenClaude vs KimiClaude vs PerplexityGemini vs GrokGemini vs DeepSeekGemini vs QwenGemini vs KimiGemini vs PerplexityGrok vs DeepSeekGrok vs QwenGrok vs KimiGrok vs PerplexityDeepSeek vs QwenDeepSeek vs KimiDeepSeek vs PerplexityQwen vs KimiQwen vs PerplexityKimi vs Perplexity