Self-serve, done-for-you, or build it yourself
Three legitimate ways to get a PunchOut catalogue live. This page compares the approaches rather than naming rivals, because the decision most suppliers are actually making is how to solve this, not whom to buy from.
| Self-serve tooling | Done-for-you provider | Build in-house | |
|---|---|---|---|
| Typical cost | Lower monthly licence | Higher monthly, no internal cost | No licence, significant engineering time |
| Time to live | Fast to configure, then the buyer's queue | Weeks of build, then the buyer's queue | Longest — the protocol is new to your team |
| Who talks to the buyer | You | The provider | You |
| Who fixes a broken endpoint | You, using their tool | The provider | You |
| Needs a developer | Sometimes | No | Yes, ongoing |
| Best when | You have technical capacity and one simple buyer | You have neither the capacity nor the protocol knowledge | Integration is core to your product |
Self-serve tooling
You license a platform, configure the endpoint yourself, and manage the buyer relationship. It is the cheapest option on paper and a genuinely good fit if you have someone technical with capacity and a buyer whose requirements are straightforward.
What it does not remove is the coordination work. Somebody on your side still exchanges credentials with the buyer's IT team, still interprets a rejected cart return, and still owns the endpoint at eleven at night when a test fails. The licence fee is the visible cost; that time is the invisible one.
A done-for-you provider
Someone else builds the endpoint, maps your data, coordinates with the buyer and maintains the connection. You provide product data and a commercial contact. This is what we do, so treat this section as interested — but the honest description of the trade-off is that you pay more per month and give up direct control of the implementation.
It makes sense when the integration is a customer requirement rather than something your business wants to be good at, and when the cost of missing the buyer's deadline exceeds the difference in monthly fees.
Building it in-house
cXML is a documented, stable protocol and a competent engineering team can implement it. Suppliers underestimate this less often than vendors suggest.
The question is not whether you can build it but whether you want to own it. A PunchOut endpoint is not a project that finishes — buyers revise catalogue rules, add validation, and onboard you to new environments. That is a small permanent maintenance obligation on a team whose actual job is something else. If integration is core to what you sell, build it. If it is a condition one customer imposed, the maintenance tail is usually the deciding factor.
The questions that actually decide it
Common questions
Which approach is cheapest?
Over one year with one buyer, self-serve tooling usually is. Over three years with several buyers, the gap narrows sharply, and the deciding cost is rarely the licence — it is the internal time spent on buyer coordination and on maintaining the connection when a buyer changes their requirements.
Can we start self-serve and move to done-for-you later?
Yes, and it is a reasonable sequence if you have someone technical who wants to try. What tends to trigger the move is the second buyer, or the first time a live endpoint fails while the person who set it up is on holiday.
What should we ask any provider before signing?
Who talks to the buyer’s technical team. What happens when the buyer changes their catalogue rules after go-live. Whether you are billed per buyer or per tier. Where your catalogue data is hosted. And what happens to the endpoint if you leave.
Want a straight answer on which approach fits?
Tell us how many buyers are asking and whether you have technical capacity. If the answer is that you should build it yourself, we will say so.
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