---
title: "Changes to Get Multiple Market Orderbooks"
method: GET
path: "/markets/orderbooks"
---

# Changes to Get Multiple Market Orderbooks

`GET /markets/orderbooks`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 3 of 69 revisions.

- **2026-09-29** `dde105932d49`: 1 info
- **2026-07-31** `a07481be8bf9`: 3 warning
- **2026-04-13** `218c1f661cbd`: 1 info

## Changes

- **2026-09-29** `dde105932d49`: 1 info
  - the endpoint scheme security `kalshiAccessKey AND kalshiAccessSignature AND kalshiAccessTimestamp` was removed from the API
- **2026-07-31** `a07481be8bf9`: 3 warning
  - 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
- **2026-04-13** `218c1f661cbd`: 1 info
  - endpoint added

---

[Operation](https://skmtc.dev/kalshi/apis/kalshi-trade-api-manual-endpoints/docs/markets/orderbooks/get.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/markets/orderbooks/get)