Claude is excellent, especially for long-form writing. If you want something more concise, more private by default, or built on open weights, here are the options.
Anthropic's Claude is one of the most thoughtful assistants available, with a strong privacy posture of its own. People look for alternatives when they want a different output style, open-weights infrastructure, or a tool for a specific job.
Here is a fair map of where each alternative fits.
OpenAI's assistant, the most widely used, with a large ecosystem of features.
A privacy-first chat on open-weights models, tuned for terse answers, with encryption at rest. Limited free tier, Pro at $19/month.
Google's assistant, strongest when integrated with Workspace and Android.
An answer engine with web search and citations on every reply.
It depends on the job. ChatGPT as a general default, Perplexity for cited research, and privacy-first, open-weights options like Berges AI if you want concise output and encryption at rest.
For everyday writing, it is close. For very long-form, nuanced work, Claude is still ahead. Berges AI is tuned the other way, toward direct and short.
Anthropic's stated policy is that it does not train on consumer chats by default. Berges AI does not train on yours at all, and encrypts them at rest.