I was told they only charge it if you have bigger than a /29 from them.

On Wed, Oct 17, 2018 at 04:12:01PM +0000, David Hubbard wrote:
> They charge it even if you’re using your own address space.  It’s a fee simply for establishing BGP with them on a given circuit.  I believe if you used static routes and their space, you would not have to pay it.
>
> From: NANOG <nanog-bounces@nanog.org> on behalf of Josh Luthman <josh@imaginenetworksllc.com>
> Date: Wednesday, October 17, 2018 at 12:10 PM
> To: Brielle Bruns <bruns@2mbit.com>
> Cc: NANOG list <nanog@nanog.org>
> Subject: Re: Cogent charging 50/mo for BGP (not IPs, the service)
>
> I view Cogent IP space as a way to lock customers to their service, ie make them sticky.
> Josh Luthman
> Office: 937-552-2340
> Direct: 937-552-2343
> 1100 Wayne St
> Suite 1337
> Troy, OH 45373
>
> On Wed, Oct 17, 2018, 12:03 PM Brielle Bruns <bruns@2mbit.com<mailto:bruns@2mbit.com>> wrote:
> On 10/17/2018 9:47 AM, Josh Luthman wrote:
> > Has anyone else dealt with this mess?  Even my Cogent rep admits it's
> > unique to their business.
>
> That sounds like the BS the first company I worked for tried to pull.
>
> One would think they'd welcome customers bringing their own IP space
> since it saves them money by not using up precious Cogent IPv4 address
> space.
>
> Hell, I even have BGP for v4 and v6 over my CenturyLink biz fiber, and
> its available as part of the enhanced package they offer with no extra fees.