Looks like I'm late, but you could try an old script from Max.

It passes the model created in MOI to a Cycles Standalone renderer. Here is the link to the forum post.

http://moi3d.com/forum/index.php?webtag=MOI&msg=7208.16

Here is the link to the script
http://moi.maxsm.net/?amount=0&blogid=1&query=cycles


-s