---
title: "PayPacketFee defines a rpc handler method for MsgPayPacketFee PayPacketFee is an open callback that may be called by any module/user that wishes to escrow funds in order to incentivize the relaying of the packet at the next sequence NOTE: This method is intended to be used within a multi msg transaction, where the subsequent msg that follows initiates the lifecycle of the incentivized packet"
method: POST
path: "/ibc.applications.fee.v1.Msg/PayPacketFee"
tags: ["Msg"]
---

# PayPacketFee defines a rpc handler method for MsgPayPacketFee PayPacketFee is an open callback that may be called by any module/user that wishes to escrow funds in order to incentivize the relaying of the packet at the next sequence NOTE: This method is intended to be used within a multi msg transaction, where the subsequent msg that follows initiates the lifecycle of the incentivized packet

`POST /ibc.applications.fee.v1.Msg/PayPacketFee`

## Request body

- IbcApplicationsFeeV1MsgPayPacketFee
  - `fee` IbcApplicationsFeeV1Fee
    - `ack_fee` CosmosBaseV1beta1Coin[]
      - `amount` string
      - `denom` string
    - `recv_fee` CosmosBaseV1beta1Coin[]
      - `amount` string
      - `denom` string
    - `timeout_fee` CosmosBaseV1beta1Coin[]
      - `amount` string
      - `denom` string
  - `relayers` string[]
  - `signer` string
  - `source_channel_id` string
  - `source_port_id` string

## Response `200`

A successful response.

- IbcApplicationsFeeV1MsgPayPacketFeeResponse

## Other responses

- `default` — An unexpected error response.

## Changes

- **2025-03-27** `4f349536c8f3` — 1 info
  - endpoint added
- **2025-02-24** `2ab9d24288c2` — 1 breaking
  - api path removed without deprecation
- **2024-08-14** `21c607e4fa20` — 1 info
  - api operation id `IbcApplicationsFeeV1Msg_PayPacketFee` removed and replaced with `FeeMsg_PayPacketFee`
- **2024-02-23** `54713b4a9d25` — 1 info
  - endpoint added

[Change history](https://skmtc.dev/pokt-network/apis/http-api-console/changes/ibc.applications.fee.v1.Msg/PayPacketFee/post.md)

---

[API](https://skmtc.dev/pokt-network/apis/http-api-console.md) · [All operations](https://skmtc.dev/pokt-network/apis/http-api-console/llms.txt) · [OpenAPI document](https://skmtc.dev/pokt-network/apis/http-api-console/revisions/671fab54b729?raw)