Live web search with sources
Ask about today. Tourmaline looks it up and numbers every source.
Intelligence, cut like a gem
DeepThink reasoning
Switch on thinking for harder questions and read how it got there.
Remembers you
Save the things you want it to know. See them, edit them, delete them.
Passkey security
Sign in with your fingerprint, face or device PIN instead of a password.
Syncs everywhere
Start on your phone, pick it up on your laptop. Same account, same chats.
What’s new
Try TourmalineAnswers with sources you can check
DeepThink shows its work
Turn on thinking and open the reasoning block to see how an answer came together.
Sign in with a passkey
Create a passkey in settings and skip the password next time.
Memories you control
Tourmaline only remembers what you ask it to, and you can clear it any time.
Fair limits keep it free to try
A daily allowance per account and a visible usage meter, so there are no surprises.
Models
One model, several ways to use it
Default
Tourmaline Flash
Fast everyday model, powered by DeepSeek V4.1 Flash.
Try it in
Flash with DeepThink
The same model with its reasoning mode switched on.
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Flash with search
Looks things up on the web and cites what it found.
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Flash with memory
Uses the notes you chose to save, and nothing else.
Try it in
Safety and privacy
Plain answers to the things people ask
What happens to my chats?
- Chats and memories are stored against your account and are only readable by you through the app.
- To write a reply, your conversation is sent to the model provider (DeepSeek). Please do not paste secrets.
- Deleting a chat removes it from your account.