---
title: "Changes to Execute JavaScript in the persistent Browser REPL"
method: POST
path: "/browsers/{id_or_name}/repl"
---

# Changes to Execute JavaScript in the persistent Browser REPL

`POST /browsers/{id_or_name}/repl`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 2 of 123 revisions.

- **2026-10-28** `5e31244c396e`: 2 info
- **2026-10-16** `03b369edee49`: 1 info

## Changes

- **2026-10-28** `5e31244c396e`: 2 info
  - added the new optional `header` request parameter `Idempotency-Key`
  - added the non-success response with the status `422`
- **2026-10-16** `03b369edee49`: 1 info
  - endpoint added

---

[Operation](https://skmtc.dev/kernel/apis/kernel-api/docs/browsers/:id_or_name/repl/post.md) - [API](https://skmtc.dev/kernel/apis/kernel-api.md) - [Page](https://skmtc.dev/kernel/apis/kernel-api/changes/browsers/:id_or_name/repl/post)