---
title: 'V4.12.3'
description: 'FastGPT V4.12.3 Update Notes, released on 2025-9-8'
---

## Upgrade Guide

### 1. Update Images:

- Update FastGPT image tag: v4.12.3
- Update FastGPT commercial edition image tag: v4.12.3
- Update fastgpt-plugin image tag: v0.1.12
- mcp_server: no update required
- Sandbox: no update required
- AIProxy: no update required

## New Features

1. Prompt editor now supports lists, tabs, and other rich text interactions.
2. Apps now have additional global variables: password, multi-select, and internal variables (hidden in on-site chat).

## Improvements

1. Corrected the RRF weight merging algorithm to use the standard RRF weight formula.
2. Multi-select component now supports dynamic width calculation to fit visible tags.
3. Variable update component rendering optimized for consistency with global variable rendering.

## Bug Fixes

1. In single-team mode, users who left could not rejoin the team.
2. Workflow file upload was enabled by default, but the input side did not include file output.
3. Consecutive user selections: branches could not run correctly.
4. Workflow: variable update array selector was not working properly.
5. App evaluation: only the first output text was captured instead of all output texts.

## Plugin Updates

1. Migrated system tool types to the plugin.
2. Moved model provider configuration to the plugin for hot-reload support.
3. Moved app templates to the plugin.
