Developers

Events your operations team can actually use

Eligibility in. Contributions in. Transaction events out. Built for TPAs, PEOs, and payroll platforms that already have a system of record.

Eligibility and roster

Sync members, dependents, and program eligibility from your system of record. Employer and worksite scoping for PEOs.

Member · Dependent · EligibilityPeriod · ProgramAssignment

Contributions and funding

Post payroll contributions and employer funding into supported benefits. Distinct balance rules per program type.

ContributionBatch · WalletCredit · FundingSource

Transaction events

Receive what happened after a swipe: authorized amount, sources used, uncovered amount, substantiation status.

Authorization · PaymentLeg · TransactionStatus

Reporting and audit

Export settlement, reconciliation, and statutory packets for examiners and finance.

SettlementReport · AuditPacket · ReconciliationFile

Auth model

Partner credentials

  • API keys for server to server batch jobs (roster, contributions).
  • Signed webhooks for transaction and substantiation events. Verify signatures before processing.
  • Scoped environments: sandbox and production; no shared keys across clients.

Example transaction event (shape)

{
  "authorizationId": "auth_…",
  "status": "completed",
  "merchant": { "name": "…" },
  "amount": 1050.00,
  "authorizedAmount": 1050.00,
  "uncoveredAmount": 0,
  "legs": [
    { "source": "health_fsa", "amount": 857.82 },
    { "source": "wage_parity", "amount": 192.18 }
  ],
  "substantiation": "receipt_on_file"
}

Integrate the card layer

Full OpenAPI ships with partner onboarding. Start with a conversation about your system of record.