Compare software

OpenRouter vs Mammouth: catalog facts
OpenRouter	Mammouth
Paid Pay-as-you-go pricing per model, with no subscriptions.	Paid Subscriptions start at 10 euros per month.
Web	Web
One API for over 500 models Automatic fallback between providers	Many text and image models in one subscription One-click reprompting with a different model
Adds a third party between you and the model provider Requires an account and prepaid usage	No free tier mentioned Hosted service that needs an account
Web application, Hosted service	Web application
Closed source	Closed source
License not stated	License not stated
Account needed	Account needed
Needs internet	Needs internet
Official website Full listing and sources Checked September 26, 2026	Official website Full listing and sources Checked September 26, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.