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Thank you for supporting open-source software! You're almost ready to start using Sigmund, but you still need a subscription!

What do you get?

Unlimited access to a general-purpose chatbot built on the most powerful AI technologies currently available (similar to ChatGPT+). Unlike other chatbots, Sigmund is also an expert in OpenSesame!

How does it work?

A subscription to Sigmund AI is only €9 per month. Payment is handled securely through Stripe. You can (easily) cancel your subscription on a monthly basis.

Subscribe now!

If you need a custom subscription, such as an invoiced subscription for multiple individuals or a longer period, contact professional@cogsci.nl.

Read more about Sigmund

Read our terms and conditions

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