As Adam wrote - there are two types of certificates that you can get. Mine is the free one given by Harvard when you finish the course. You can also choose to pay to get an edX certificate.
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Is that the cert they give as part of the EDX course?
You can learn independently right from their Harvard website, but it's also available on EdX, if you want a paid certification as I know.
As Adam wrote - there are two types of certificates that you can get. Mine is the free one given by Harvard when you finish the course. You can also choose to pay to get an edX certificate.