---
title: "Changes to Get an array of indexed blocks by their header IDs."
method: POST
path: "/blockchain/block/byHeaderIds"
---

# Changes to Get an array of indexed blocks by their header IDs.

`POST /blockchain/block/byHeaderIds`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 4 of 109 revisions.

- **2026-10-04** `472c81ac38eb`: 1 info
- **2025-08-09** `bb5c14f497d6`: 1 info
- **2025-08-09** `31564407dabe`: 1 breaking
- **2025-07-31** `04463b9c8c11`: 1 info

## Changes

- **2026-10-04** `472c81ac38eb`: 1 info
  - added the non-success response with the status `503`
- **2025-08-09** `bb5c14f497d6`: 1 info
  - endpoint added
- **2025-08-09** `31564407dabe`: 1 breaking
  - api path removed without deprecation
- **2025-07-31** `04463b9c8c11`: 1 info
  - endpoint added

---

[Operation](https://skmtc.dev/ergoplatform/apis/ergo-node-api/docs/blockchain/block/byHeaderIds/post.md) - [API](https://skmtc.dev/ergoplatform/apis/ergo-node-api.md) - [Page](https://skmtc.dev/ergoplatform/apis/ergo-node-api/changes/blockchain/block/byHeaderIds/post)