---
title: "Changes to Open a tab in a browser window (beta)"
method: POST
path: "/api/v2/sandboxes/browsers/{name}/attachments/{attachment_id}/tabs"
---

# Changes to Open a tab in a browser window (beta)

`POST /api/v2/sandboxes/browsers/{name}/attachments/{attachment_id}/tabs`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 1 of 77 revisions.

- **2026-10-18** `0593afc85ebc`: 1 info

## Changes

- **2026-10-18** `0593afc85ebc`: 1 info
  - endpoint added

---

[Operation](https://skmtc.dev/langchain-ai/apis/langsmith/docs/api/v2/sandboxes/browsers/:name/attachments/:attachment_id/tabs/post.md) - [API](https://skmtc.dev/langchain-ai/apis/langsmith.md) - [Page](https://skmtc.dev/langchain-ai/apis/langsmith/changes/api/v2/sandboxes/browsers/:name/attachments/:attachment_id/tabs/post)