---
title: "Changes to POST /v1/projects/{projectOrProductUID}/monitors"
method: POST
path: "/v1/projects/{projectOrProductUID}/monitors"
---

# Changes to POST /v1/projects/{projectOrProductUID}/monitors

`POST /v1/projects/{projectOrProductUID}/monitors`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 8 of 79 revisions.

- **2026-10-09** `680c6a18b4f0`: 1 breaking, 2 warning, 3 info
- **2026-10-02** `41c2cefb56a9`: 3 breaking, 2 warning, 5 info
- **2026-10-02** `66c879e2362c`: 2 warning, 6 info
- **2026-10-02** `1f4693048cb8`: 1 breaking
- **2026-07-30** `1887e880199a`: 2 breaking, 6 info
- **2026-06-01** `a04586086165`: 6 info
- **2026-04-07** `3815e406561b`: 1 warning, 1 info
- **2026-01-15** `de322fa3cf08`: 1 warning, 1 info

## Changes

- **2026-10-09** `680c6a18b4f0`: 1 breaking, 2 warning, 3 info
  - the `threshold` response's property type changed from `integer` to `number`, and format from `int32` to `double` for status `201`
  - changed the pattern of the request property `allOf[#/components/schemas/Monitor]/aggregate_window` from `^[0-9]+[smh]$` to `^(([0-9]+[.]?[0-9]*|[.][0-9]+)(ns|us|µs|ms|s|m|h))+$`
  - changed the pattern of the request property `allOf[#/components/schemas/Monitor]/routing_cooldown_period` from `^[0-9]+[smh]$` to `^(([0-9]+[.]?[0-9]*|[.][0-9]+)(ns|us|µs|ms|s|m|h))+$`
  - the `allOf[#/components/schemas/Monitor]/threshold` request property type was generalized from `integer` to `number`, and format from `int32` to `double`
  - the `aggregate_window` response's property pattern was changed from `^[0-9]+[smh]$` to `^(([0-9]+[.]?[0-9]*|[.][0-9]+)(ns|us|µs|ms|s|m|h))+$` for the status `201`
  - the `routing_cooldown_period` response's property pattern was changed from `^[0-9]+[smh]$` to `^(([0-9]+[.]?[0-9]*|[.][0-9]+)(ns|us|µs|ms|s|m|h))+$` for the status `201`
- **2026-10-02** `41c2cefb56a9`: 3 breaking, 2 warning, 5 info
  - removed the enum value `average` of the request property `allOf[#/components/schemas/Monitor]/aggregate_function`
  - removed the enum value `count` of the request property `allOf[#/components/schemas/Monitor]/condition_type`
  - removed the enum value `device` of the request property `allOf[#/components/schemas/Monitor]/source_type`
  - added the new `avg` enum value to the `aggregate_function` response property for the response status `201`
  - added the new `count` enum value to the `aggregate_function` response property for the response status `201`
  - added the new `avg` enum value to the request property `allOf[#/components/schemas/Monitor]/aggregate_function`
  - added the new `count` enum value to the request property `allOf[#/components/schemas/Monitor]/aggregate_function`
  - removed the `average` enum value from the `aggregate_function` response property for the response status `201`
  - removed the `count` enum value from the `condition_type` response property for the response status `201`
  - removed the `device` enum value from the `source_type` response property for the response status `201`
- **2026-10-02** `66c879e2362c`: 2 warning, 6 info
  - added the new `device` enum value to the `source_type` response property for the response status `201`
  - added the new `usage` enum value to the `source_type` response property for the response status `201`
  - the `description` request property default value `` was added
  - the `source_type` request property default value `event` was added
  - added the new `device` enum value to the request property `allOf[#/components/schemas/Monitor]/source_type`
  - added the new `usage` enum value to the request property `allOf[#/components/schemas/Monitor]/source_type`
  - the `description` response's property default value `` was added for the status `201`
  - the `source_type` response's property default value `event` was added for the status `201`
- **2026-10-02** `1f4693048cb8`: 1 breaking
  - the `allOf[#/components/schemas/Monitor]/threshold` request property format changed from no format to `int32`
- **2026-07-30** `1887e880199a`: 2 breaking, 6 info
  - the request's body type/format changed from ``/`` to ``/``
  - the response's body type changed from no type to `object` for status `default`
  - added the optional property `debug` to the response with the `default` status
  - added the optional property `details` to the response with the `default` status
  - added the optional property `request` to the response with the `default` status
  - added the required property `code` to the response with the `default` status
  - added the required property `err` to the response with the `default` status
  - added the required property `status` to the response with the `default` status
- **2026-06-01** `a04586086165`: 6 info
  - added the new optional request property `allOf[#/components/schemas/Monitor]/usage_scope`
  - added the new optional request property `allOf[#/components/schemas/Monitor]/usage_type`
  - added the new optional request property `allOf[#/components/schemas/Monitor]/usage_window`
  - added the optional property `usage_scope` to the response with the `201` status
  - added the optional property `usage_type` to the response with the `201` status
  - added the optional property `usage_window` to the response with the `201` status
- **2026-04-07** `3815e406561b`: 1 warning, 1 info
  - added the new `count` enum value to the `condition_type` response property for the response status `201`
  - added the new `count` enum value to the request property `allOf[#/components/schemas/Monitor]/condition_type`
- **2026-01-15** `de322fa3cf08`: 1 warning, 1 info
  - added the new `heartbeat` enum value to the `source_type` response property for the response status `201`
  - added the new `heartbeat` enum value to the request property `allOf[#/components/schemas/Monitor]/source_type`

---

[Operation](https://skmtc.dev/notefile/apis/notehub-api/docs/v1/projects/:projectOrProductUID/monitors/post.md) - [API](https://skmtc.dev/notefile/apis/notehub-api.md) - [Page](https://skmtc.dev/notefile/apis/notehub-api/changes/v1/projects/:projectOrProductUID/monitors/post)