CBOE provides access to the API website for Members, Member Organizations, and Software
Providers currently developing applications for Members or Member Organizations.
Your request for access will be reviewed promptly and CBOE will contact you via
email indicating the outcome.
If you are such a firm and do not yet have access, please click HERE to go the the registration page. Access to all requesting parties is not guaranteed.
If you are already registered, click HERE to go to the login page.
API specification Version 1.5.3 for the FIX 4.4 interface to Vector for CFE is online. (updated: 10/11/16)
Vector VSM packet log examples are available for download. (7/25/16)
Version 1.3.2 of the Vector Native Interface (VNI) API specification for CFE is online. (10/11/16)
Vector Streaming Markets (VSM) Version 1.2.2 for CFE is online. (10/11/16)
The VNI Simulator (compliant to VNI 1.3) is available for download. Click HERE to download the simulator. (7/22/16)
The following XML files are online: cboe_vector_api.xml, cboe_vector_common.xml, and cboe_vector_vsm.xml. Click HERE to access the documentation. (7/1/16)
The Vector General FAQ document is online. Click HERE to access the documentation. (5/9/16)
Vector FAQs for VFI, VNI, and VSM are online. Click HERE to access the documentation. (5/6/16)