Fees, explained.

No markup on API usage. No commission on OSTR delivery. Trading fees waived during launch.

This page covers Mercatus platform fees. For model rates, browse the model directory or view OSTR contract prices on the Forward Market.

Forward Market · OSTR

Inference delivery
Mercatus charges no commission when you use OSTR for inference. Delivery remains commission-free after launch.

No commission

Trading
Maker and taker fees are waived during launch. Any new fee schedule will be published here before it takes effect.

Free during launch

AI Gateway

API usage
Pay the model rates listed in the directory, with no additional Mercatus markup.

No markup

Enterprise

Invoiced billing, credit lines, block pricing
Contact us to arrange billing and pricing for your team. The fees above apply unless your written agreement specifies otherwise.

By agreement

With OSTR, your balance converts into inference at the rates in your series’ model menu. How OSTR works.