---
title: "Changes to Modify instance"
method: POST
path: "/instances/{id}/modify"
---

# Changes to Modify instance

`POST /instances/{id}/modify`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 3 of 21 revisions.

- **2026-09-25** `1216d3111a76`: 1 info
- **2026-09-18** `e6309ce01c8d`: 2 breaking, 7 info
- **2026-07-26** `34c556152ce5`: 1 warning

## Changes

- **2026-09-25** `1216d3111a76`: 1 info
  - request property `mode` deprecated
- **2026-09-18** `e6309ce01c8d`: 2 breaking, 7 info
  - removed `#/components/schemas/thundertypes.InstanceModifyRequest, subschema #1` from the request body `oneOf` list
  - the request's body type changed from no type to `object`
  - added the new optional request property `add_ports`
  - added the new optional request property `cpu_cores`
  - added the new optional request property `disk_size_gb`
  - added the new optional request property `gpu_type`
  - added the new optional request property `mode`
  - added the new optional request property `num_gpus`
  - added the new optional request property `remove_ports`
- **2026-07-26** `34c556152ce5`: 1 warning
  - removed the request property `oneOf[#/components/schemas/thundertypes.InstanceModifyRequest]/ephemeral_disk_gb`

---

[Operation](https://skmtc.dev/thundercompute/apis/thunder-compute-api/docs/instances/:id/modify/post.md) - [API](https://skmtc.dev/thundercompute/apis/thunder-compute-api.md) - [Page](https://skmtc.dev/thundercompute/apis/thunder-compute-api/changes/instances/:id/modify/post)