---
title: "Changes to Estimate network fees"
method: POST
path: "/api/v1/network/fees"
---

# Changes to Estimate network fees

`POST /api/v1/network/fees`

> Every recorded change to this endpoint, newest first.

## Timeline

Changed in 4 of 53 revisions.

- **2026-04-14** (v1) `310340b11c48` — 2 info
- **2026-03-12** (v1) `901b8589d0f2` — 7 breaking
- **2025-12-10** (v1) `edb39f55f74d` — 1 info
- **2025-08-08** (v1) `db389f03b097` — 1 breaking

## Changes

- **2026-04-14** (v1) `310340b11c48` — 2 info
  - added the new optional `query` request parameter `high_volume_throttle`
  - added the required property `high_volume_multiplier` to the response with the `200` status
- **2026-03-12** (v1) `901b8589d0f2` — 7 breaking
  - the `node/allOf[#/components/schemas/FeeEstimate]/extras/items/charged` response's property type/format changed from `integer`/`int32` to `integer`/`int64` for status `200`
  - the `node/allOf[#/components/schemas/FeeEstimate]/extras/items/count` response's property type/format changed from `integer`/`int32` to `integer`/`int64` for status `200`
  - the `node/allOf[#/components/schemas/FeeEstimate]/extras/items/included` response's property type/format changed from `integer`/`int32` to `integer`/`int64` for status `200`
  - the `service/allOf[#/components/schemas/FeeEstimate]/extras/items/charged` response's property type/format changed from `integer`/`int32` to `integer`/`int64` for status `200`
  - the `service/allOf[#/components/schemas/FeeEstimate]/extras/items/count` response's property type/format changed from `integer`/`int32` to `integer`/`int64` for status `200`
  - the `service/allOf[#/components/schemas/FeeEstimate]/extras/items/included` response's property type/format changed from `integer`/`int32` to `integer`/`int64` for status `200`
  - removed the required property `notes` from the response with the `200` status
- **2025-12-10** (v1) `edb39f55f74d` — 1 info
  - endpoint added
- **2025-08-08** (v1) `db389f03b097` — 1 breaking
  - api removed without deprecation

---

[Operation](https://skmtc.dev/hiero-ledger/apis/mirror-node-rest-api/docs/api/v1/network/fees/post.md) · [API](https://skmtc.dev/hiero-ledger/apis/mirror-node-rest-api.md) · [Page](https://skmtc.dev/hiero-ledger/apis/mirror-node-rest-api/changes/api/v1/network/fees/post)