Claude
An AI assistant known for long-document work and careful writing.
Cost
Free to start, paid to go further
Free tier with message limits that vary by demand.
Open source
No
The code is private. You depend on the company that makes it.
Your data
Goes to their servers
Your files and text are sent to the company running the service.
Use it for this
Working through long documents, structured writing, and tasks where you want the model to flag its own uncertainty.
Do not use it for this
Being your source of truth. Like every model, it can state wrong things fluently.
A moment where you would reach for it
Uploading a long report and asking which sections create obligations for you — then reading those sections yourself.
How hard is it to pick up?
Anyone can use this on day one.
Worth knowing before you use it
Check your organisation's policy before uploading work documents.
Other things that do this job
No tool is best at everything. These solve a similar problem, with different trade-offs.
About this entry
Checked on 1 Sept 2026. Prices and free limits change without warning, and often quietly. Treat everything above as a starting point and confirm on the official site before you rely on it.
Nothing here is sponsored. A tool appears because it solves a real problem, not because someone paid for it to be listed.