Capture a Transaction | RMO Developer Center

Capture a Transaction

Captures finalize a previously approved authorization. Money begins moving only after a successful capture.

Endpoint

POST /merchant/v1/transactions/capture

Use Cases

  • Completing a hotel stay

  • Charging after verifying funds

  • Adjusting the amount after shipping items

  • Partial or split captures

Request Fields

  • authorizationId — Required

  • amount — Capture amount; must be ≤ authorized amount

  • merchantReference — Optional

Response

  • transactionId

  • capturedAmount

  • remainingAuthorizedAmount

  • status (Captured/PendingSettlement)

Captures are eligible for settlement and may be refunded if needed.

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