People usually look for a ChatGPT alternative for one of four reasons: they want better writing, better research with sources, access to models from more than one company, or a lower price for the same work. The right alternative depends on which of those matters to you.
Every tool below has a free way to try it. Prices were checked on the official pricing pages on the date shown and can change, so confirm on the provider's site before you pay.
AimiChat is our product. We include it where it fits and say plainly where other tools are the better choice. Competitor details come from their own websites, checked on September 24, 2026.
ChatGPT alternatives at a glance
| Tool | Best for | Free plan | Paid plans |
|---|---|---|---|
| Claude | Writing, long documents and coding | Yes | Pro $20/month ($17/month billed yearly); Max from $100/month |
| Google Gemini | People who live in Google apps | Yes | Google AI Plus, Pro and Ultra plans; prices vary by country |
| Perplexity | Quick research with sources | Yes | Pro $17/month billed yearly; Max $167/month billed yearly |
| Microsoft Copilot | Windows and Microsoft 365 users | Yes | Included with some Microsoft 365 plans |
| Poe | Trying many models and community bots | Yes, with daily limits | Subscription with a monthly points allowance |
| AimiChat | Using OpenAI and Anthropic models in one workspace | Yes (GPT-6 Luna) | Aimi+ $15/month, Ultra $50/month, Genius $100/month |
Claude
Anthropic's assistant. Its models are widely used for writing that reads naturally, careful instruction following and coding, and it can work with very long documents.
Where it is better than ChatGPT: Strong writing and editing, Projects for organizing work, Claude Code for developers, and a free plan that includes web search, file creation and memory.
Watch out for: Only Anthropic's own models. The Research feature and Opus models require a paid plan.
Pricing: Pro $20/month ($17/month billed yearly); Max from $100/month. Official site.
Google Gemini
Google's assistant, connected to Search and to Gmail, Docs and Drive.
Where it is better than ChatGPT: Deep Research and Gemini Live on the free plan, and paid plans that bundle extra Google storage and Gemini inside Google's own apps.
Watch out for: Only Google's models, and the best features are tied to Google accounts and apps.
Pricing: Google AI Plus, Pro and Ultra plans; prices vary by country. Official site.
Perplexity
An AI answer engine that searches the web and shows inline citations for its answers.
Where it is better than ChatGPT: Fast sourced answers, deep research, and a choice of models from several companies on paid plans.
Watch out for: Built around search, so it is less suited to long creative or conversational work.
Pricing: Pro $17/month billed yearly; Max $167/month billed yearly. Official site.
Microsoft Copilot
Microsoft's assistant, built into Windows, Edge and Microsoft 365 apps.
Where it is better than ChatGPT: Convenient if you already work in Word, Excel, Outlook and Teams.
Watch out for: Features and limits depend on which Microsoft account and plan you have.
Pricing: Included with some Microsoft 365 plans. Official site.
Poe
Quora's multi-model chat app with models from OpenAI, Anthropic, Google, xAI and others, plus thousands of user-made bots.
Where it is better than ChatGPT: Very wide model selection, including GPT-6 Sol and Claude Opus 5.5, and group chats with several bots.
Watch out for: Usage is measured in points, and heavy models use them quickly.
Pricing: Subscription with a monthly points allowance. Official site.
AimiChat
A multi-model workspace (our product) with GPT-6 Luna, Claude Sonnet 5, GPT-6 Sol and Claude Opus 5.5, plus dedicated modes for deep research, claim verification, presentations, images, voice chat and browser agents.
Where it is better than ChatGPT: Switch models in the middle of one conversation, check claims with AimiVerify, and export presentations to PowerPoint without leaving the chat.
Watch out for: A smaller model list than Poe, and no equivalent of ChatGPT's custom GPT store.
Pricing: Aimi+ $15/month, Ultra $50/month, Genius $100/month. See AimiChat plans.
How to choose
You mostly write or edit
Try Claude first, or Claude Sonnet 5 inside a multi-model app.
You need answers with sources
Perplexity for quick lookups; a deep research mode in Perplexity, Gemini or AimiChat for longer reports.
You want models from several companies
Poe for the widest selection, AimiChat for a smaller lineup with research, verification and presentation tools built in.
You work inside Google or Microsoft apps
Gemini or Copilot, because the integration matters more than the model.
Looking at specific models rather than apps? See every model in AimiChat or the Claude Opus 5.5 vs GPT-6 Sol comparison.
Frequently asked questions
What is the best free ChatGPT alternative?
It depends on the job. Claude's free plan is strong for writing, Gemini's for Google users, Perplexity's for sourced answers, and AimiChat's free plan gives you GPT-6 Luna with web search.
Is there a ChatGPT alternative that uses GPT models?
Yes. Multi-model apps such as AimiChat and Poe offer OpenAI's GPT-6 models alongside models from other companies.
Which ChatGPT alternative is best for research?
Perplexity is built around sourced answers. For longer reports, deep research modes in Perplexity, Gemini and AimiChat gather many sources before writing; always open the key sources yourself.
Can I use Claude and GPT in the same app?
Yes. AimiChat and Poe both let you use Anthropic and OpenAI models in one account.
Sources
Plans and prices change often. Confirm on each provider's own page before you pay.