---
title: "Changes to GraphQL endpoint"
method: POST
path: "/v3/graphql"
---

# Changes to GraphQL endpoint

`POST /v3/graphql`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 1 of 30 revisions.

- **2026-10-02** `8246bd01965b`: 3 breaking, 3 info

## Changes

- **2026-10-02** `8246bd01965b`: 3 breaking, 3 info
  - the request property `query` became required
  - the `query` request property's minLength was increased from `0` to `1`
  - added the pattern `\S` to the request property `query`
  - added the new optional `header` request parameter `X-Chain-Id`
  - added the new optional `query` request parameter `chainId`
  - added the new optional request property `chainId`

---

[Operation](https://skmtc.dev/euler/apis/euler-data-api-v3/docs/v3/graphql/post.md) - [API](https://skmtc.dev/euler/apis/euler-data-api-v3.md) - [Page](https://skmtc.dev/euler/apis/euler-data-api-v3/changes/v3/graphql/post)