Hello,
Thank you for your question regarding the use of the Trueway Directions API. Please note that caching is not allowed under the free plan, however, there are no restrictions on caching and storing API results for paid plans. Therefore, if you have subscribed to a paid plan, you are allowed to cache and store the data. However, if you are using the free plan, caching is not permitted. Please let us know if you have any further questions or concerns.