Poplar is an API-enabled programmatic platform that empowers brands to create fully dynamic, personalized direct mail campaigns. Optimized for tech and direct to consumer e-commerce clients with easy to use creative uploads, variable liquid templating, and opt out list management. No SAAS fees or long term contracts, just amazingly low per piece costs to mail postcards or letters that can arrive…

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4 endpoints
The in-depth APIMemo review for this API hasn't been published yet — the data below comes straight from the public marketplace listing.

Poplar Mail endpoints

MethodEndpointDescription
POST Mailing
/v1/mailing
This endpoint allows you to trigger a mailing for a given campaign. Mailings can only be triggered for active campaigns. The API will return an error if the campaign is not yet…
POST Orders
/v1/order
Orders endpoints may be used to report customer transactions as they happen. These are used within Poplar for attribution reporting and to enable existing customers to be easily…
POST Audience
/v1/audience/{id}
This endpoint can be used to programmatically add users to an audience.
POST Do Not Mail
/v1/do-not-mail
Managing your do not mail list is just as important for direct mail as it is for email. We offer two ways to suppress mailings, either via an API or manually via a .csv list…

Poplar Mail pricing

PlanPriceRate limitQuotas
BASIC Free
  • Requests: unlimited / monthly

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