---
title: "Prepare Luna3 Scorer Weights Upload"
method: POST
path: "/luna3-scorers/weights/upload"
tags: ["scorer", "llm"]
---

# Prepare Luna3 Scorer Weights Upload

`POST /luna3-scorers/weights/upload`

## Request

- Base URL: `https://api.galileo.ai`
- URL: `https://api.galileo.ai/luna3-scorers/weights/upload`
- Auth: one of:
  - API key in header `Splunk-AO-API-Key`
  - API key in header `Galileo-API-Key`
  - OAuth 2
    - Password
    - Token URL: `https://api.galileo.ai/login`
  - HTTP basic

Prepare object-store uploads for the two PEFT artifacts consumed by Wizard v2.

## Response `200`

Successful Response

- Luna3ScorerWeightsUploadResponse
  - `adapter_id` string, uuid4, required
  - `bucket` string, required
  - `adapter_path` string, required
  - `upload_urls` object, required
  - `object_paths` object, required
  - `presigned_url_expiry_seconds` integer, required

## Changes

> 34 revisions in range; 2 not diffed.

- **2026-09-18** `20760c217c4f`: 1 info
  - endpoint added

[Operation history](https://skmtc.dev/galileo/apis/galileo-api-server/changes/luna3-scorers/weights/upload/post.md)

---

[API](https://skmtc.dev/galileo/apis/galileo-api-server.md) - [All operations](https://skmtc.dev/galileo/apis/galileo-api-server/llms.txt) - [OpenAPI document](https://skmtc.dev/galileo/apis/galileo-api-server/revisions/a289cea1b504?raw)