---
title: "Validate OTP"
method: POST
path: "/api/b2b/fiat/deposit/{transactionId}/validate-otp"
---

# Validate OTP

`POST /api/b2b/fiat/deposit/{transactionId}/validate-otp`

This endpoint validates a deposit transaction that requires OTP confirmation after charge initiation. Use it only when Honeycoin returns or sends stepRequired: "otp". For provider-required OTPs that must be collected before creating the charge, follow the operator-specific customer instructions and pass the generated code as otpCode in the Mobile Money Charge request.

## Path parameters

- `transactionId` string, required

## Request body

- object
  - `otp` string, required — The otp sent to the user

## Response `200`

200

- object
  - `success` boolean
  - `message` string
  - `transactionId` string

## Other responses

- `400` — 400

---

[API](https://skmtc.net/honeycoin/apis/honeycoin-v3-api-official.md) · [All operations](https://skmtc.net/honeycoin/apis/honeycoin-v3-api-official/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/honeycoin/honeycoin-v3-api-official/revisions/f3fef13ed253/schema)