The best AI chatbots you can use in a browser

Best for: A bit of everything

OpenAI's assistant answers questions, drafts text, writes code and reads files you upload. The free plan covers a lot, and paid plans add newer models and higher limits.

Best for: Long documents and careful writing

Anthropic's assistant handles long documents, careful writing and multi-step coding work. Free to start, with paid plans for heavier use.

Best for: People who live in Google apps

Google's assistant can pull context from Gmail, Docs and Drive when you allow it, and it's connected to Search.

Installable

Best for: Answers with sources, plus images

Copilot answers questions with sources, drafts text and makes images. Copilot Pro raises the limits.

Best for: A capable free tier from Europe

Mistral's assistant covers everyday questions, writing and code, with search, documents and image generation, and a free tier.

Best for: Free step-by-step reasoning

A free chat that shows its reasoning on harder problems, so you can follow how it got there.

Best for: Quick answers and images, free

Meta's free assistant explains things, drafts messages, and makes or edits images in the browser.

Best for: Questions about what's happening now

xAI's assistant searches the web, writes, codes and makes images. Free to start, with a paid plan for higher limits.

Installable

Best for: Trying a strong model without an account

Alibaba's models in a free chat you can use without signing up, including code and understanding images.

Best for: Thinking out loud

Built for back-and-forth conversation, when you want to talk a decision through more than get a quick answer.

Best for: Search that answers in sentences

Asks the web for you and answers in plain sentences, with each claim linked to where it came from.

Best for: Studying your own documents

Google's research notebook only answers from the sources you add, and can turn them into study guides or a podcast-style overview.

Installable

Best for: What the research says

Searches peer-reviewed papers and summarizes what the studies found, with the papers attached.

Installable

Best for: Literature reviews

Finds academic papers and pulls their findings into a table, so a review starts from the evidence.

Best for: Search and chat in one

A search engine mixed with assistants that research, write and write code.

Best for: Switching between models

Chat models from several labs behind one login, plus bots other people have built and published.

Best for: One interface for every provider

A polished chat workspace that works with different model providers, with an agent library and plugins.

Best for: Very fast answers from open models

Runs open models on its own chips, so replies come back unusually fast. The playground is for trying them.

Installable