---
title: 'V4.11.0'
description: 'FastGPT V4.11.0 Update Notes'
---

## Upgrade Guide

### 1. Update Environment Variables

Commercial edition users can add the following evaluation-related environment variables, then click Save once in the admin panel after updating.

```
EVAL_CONCURRENCY=3 # Evaluation single-node concurrency
EVAL_LINE_LIMIT=1000 # Maximum lines per evaluation file
```

### 2. Update Images:

- Update FastGPT image tag: v4.11.0
- Update FastGPT commercial edition image tag: v4.11.0
- Update fastgpt-plugin image tag: v0.1.5
- mcp_server: no update required
- Sandbox: no update required
- AIProxy: no update required

## Project Changes

1. Removed all restrictions on **open-source features**, including limits on the number of apps and knowledge bases.
2. Updated the roadmap to include `Context Management`, `AI-Generated Workflows`, `Advanced Orchestration Debug Mode`, and more.
3. The international domain has been changed from `fastgpt.io` to `fastgpt.io`.

## New Features

1. Commercial edition: added **App Evaluation (Beta)** for supervised scoring of apps.
2. Workflow nodes now support error-catching branches.
3. Chat page: independent tab UX.
4. Support for Signoz traces and logs system monitoring.
5. Added model configurations for Gemini 2.5, Grok 4, and Kimi.
6. Model invocation logs now include time-to-first-token and request IP.

## Improvements

1. Optimized code to prevent memory buildup from recursion, significantly reducing memory consumption during high-concurrency knowledge base preprocessing.
2. Knowledge base training: support for retrying all failed data in a collection at once.
3. Workflow valueTypeFormat to prevent data type inconsistencies.
4. Knowledge base list search now properly escapes special characters in regex.

## Bug Fixes

1. Question classification and content extraction nodes: default model failed frontend validation, preventing workflow execution and publishing.

## Tool Updates

1. Markdown text to Docx and Xlsx file conversion.