---
title: "Obj Set Aliases"
method: PUT
path: "/objs/{object_id}/aliases"
tags: ["Objects"]
---

# Obj Set Aliases

`PUT /objs/{object_id}/aliases`

## Request

- Base URL: `https://trace.wandb.ai` (the document declares no server; this is the origin it was published from)
- URL: `https://trace.wandb.ai/objs/{object_id}/aliases`
- Auth: none declared

Set aliases for an object version.

## Path parameters

- `object_id` string, required

## Request body

- ObjSetAliasesBody: Request body for setting aliases (object_id comes from path).
  - `project_id` string, required
  - `digest` string, required
  - `aliases` string[], required

## Response `200`

Successful Response

- ObjSetAliasesRes

## Other responses

- `422`: Validation Error

## Changes

- **2026-10-16** `dd89fadfe4e4`: 1 info
  - endpoint added

[Operation history](https://skmtc.dev/wandb/apis/fastapi/changes/objs/:object_id/aliases/put.md)

---

[API](https://skmtc.dev/wandb/apis/fastapi.md) - [All operations](https://skmtc.dev/wandb/apis/fastapi/llms.txt) - [OpenAPI document](https://skmtc.dev/wandb/apis/fastapi/revisions/f7643c49bf2e?raw)