Collections sequence

An overdue invoice → a ready-to-send collection sequence, escalating at the right pace and tone for how late it is.

POST/v1/dunning$0.08/sequence, 8 credits, charged only on success60 calls a minute per key

The example in the published schema

charged 0 credits

auth (bearer key)
per-key throttle
validate body
balance precheck
run the capability
charge credits ON SUCCESS ONLY
JSON

A successful call costs 8 credits, $0.08/sequence. A failed call costs nothing.

The request body/v1/dunning

{
  "invoice": {
    "number": "INV-10428",
    "amount": 1255.5,
    "dueDate": "2026-06-15",
    "daysOverdue": 23
  },
  "customer": {
    "name": "Northwind Coffee",
    "history": "Usually pays on time; second late invoice this year."
  },
  "steps": 3
}

The responsepublished example

// sending the call
// 0 credits charged so far

curl https://api.thecompound.tech/v1/dunning \
  -H "Authorization: Bearer $COMPOUND_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"invoice":{"number":"INV-10428","amount":1255.5,"dueDate":"2026-06-15","daysOverdue":23},"customer":{"name":"Northwind Coffee","history":"Usually pays on time; second late invoice this year."},"steps":3}'

Scored

11 of 11 field checks passed when the eval suite last ran against production, on 2026-07-08. Every endpoint's score

The Commerce & ops guide has this endpoint with its example response. The reference has every parameter.

More from Commerce & ops

Chargeback representment $0.15/disputeDispute details → a representment narrative, an evidence checklist, the right reason code, and a win-likelihood.3-way match $0.10/matchInvoice vs purchase order vs receipt → matched, partial, or mismatched, with every discrepancy flagged and sized.Quote builder $0.08/quoteA job description plus your rates → an itemized, professional quote with assumptions and scope notes spelled out.Fraud triage $0.06/checkAn order or transaction in context → a risk score, the signals driving it, and the checks worth running before you ship.

Get a key and buy credits