---
title: "Changes to Create Order Group"
method: POST
path: "/portfolio/order_groups/create"
---

# Changes to Create Order Group

`POST /portfolio/order_groups/create`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 6 of 69 revisions.

- **2026-07-31** `a07481be8bf9`: 3 warning, 1 info
- **2026-05-18** `7e31fc4590e0`: 3 info
- **2026-01-30** `c2d717743574`: 1 info
- **2026-01-26** `ea5437268cb9`: 2 info
- **2025-12-02** `02c9ca7d135f`: 3 info
- **2025-11-06** `6ad7527f54aa`: 2 breaking, 4 info

## Changes

- **2026-07-31** `a07481be8bf9`: 3 warning, 1 info
  - removed the optional property `service` from the response with the `400` status
  - removed the optional property `service` from the response with the `401` status
  - removed the optional property `service` from the response with the `500` status
  - the `subaccount` request property default value `0` was removed
- **2026-05-18** `7e31fc4590e0`: 3 info
  - added the new optional request property `exchange_index`
  - added the optional property `exchange_index` to the response with the `201` status
  - added the required property `subaccount` to the response with the `201` status
- **2026-01-30** `c2d717743574`: 1 info
  - added the new optional request property `subaccount`
- **2026-01-26** `ea5437268cb9`: 2 info
  - added the new optional request property `contracts_limit_fp`
  - the request property `contracts_limit` became optional
- **2025-12-02** `02c9ca7d135f`: 3 info
  - api tag `order-groups` added
  - api tag `portfolio` removed
  - the response property `order_group_id` became required for the status `201`
- **2025-11-06** `6ad7527f54aa`: 2 breaking, 4 info
  - the request property `contracts_limit` became required
  - the `contracts_limit` request property format changed from no format to `int64`
  - the endpoint scheme security `kalshiAccessKey AND kalshiAccessSignature AND kalshiAccessTimestamp` was added to the API
  - added the non-success response with the status `400`
  - added the non-success response with the status `401`
  - added the non-success response with the status `500`

---

[Operation](https://skmtc.dev/kalshi/apis/kalshi-trade-api-manual-endpoints/docs/portfolio/order_groups/create/post.md) - [API](https://skmtc.dev/kalshi/apis/kalshi-trade-api-manual-endpoints.md) - [Page](https://skmtc.dev/kalshi/apis/kalshi-trade-api-manual-endpoints/changes/portfolio/order_groups/create/post)