The API for SpamVerify.com is free of charge however has daily limits and other minior limitations based on your User Tier.
If you are new to using SpamVerify.com and our API, we recommend you view https://spamverify.com/credits to understand how our Credits system works.
Once ready, you will need your API Key. You can find how to setup your API Key and Authentication on the Authentication section.
If you have any questions or would like to talk about higher limits, features or access please contact us via the Support area of our website.