> ## Documentation Index
> Fetch the complete documentation index at: https://docs.mcp-use.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Version 1.5.2

> Roots support, OAuth 2.1 adaptation, and bug fixes

export const Contributors = props => {
  let users = [];
  if (props.usernames) {
    users = Array.isArray(props.usernames) ? props.usernames : String(props.usernames).split(",").map(u => u.trim());
  } else if (props.users) {
    users = String(props.users).split(",").map(u => u.trim());
  }
  if (users.length === 0) return null;
  return <div>
      <span className="text-base font-medium text-zinc-600 dark:text-zinc-300">Contributors</span>
      <div className="flex items-center" style={{
    marginTop: '8px'
  }}>
        {users.map((username, index) => <a key={username} href={`https://github.com/${username}`} target="_blank" rel="noopener noreferrer" title={`@${username}`} className="relative rounded-full transition-all duration-200 hover:z-50 hover:scale-110 block" style={{
    marginLeft: index === 0 ? 0 : '-8px',
    zIndex: users.length - index,
    lineHeight: 0
  }}>
            <img noZoom src={`https://github.com/${username}.png`} alt={`@${username}`} width="32" height="32" style={{
    display: 'block',
    margin: 0
  }} className="rounded-full ring-2 ring-zinc-100 dark:ring-zinc-900" />
          </a>)}
      </div>
    </div>;
};

<Card img="https://mcp-use.com/api/og/release?v=1.5.2" title="Release 1.5.2" href="https://github.com/mcp-use/mcp-use/releases/tag/python-v1.5.2">
  This patch release introduces **Roots support** in MCPClient and Server, adapts OAuth to the 2.1 specification from the new MCP spec, and includes several bug fixes.
</Card>

## New Features

### Roots Support

**[PR #751](https://github.com/mcp-use/mcp-use/pull/751) by @Pederzh**

Introduced roots support in both MCPClient and MCPServer, enabling hierarchical resource organization and improved navigation capabilities within MCP servers.

### OAuth 2.1 Adaptation

**[PR #518](https://github.com/mcp-use/mcp-use/pull/518) by @renvins**

Updated OAuth implementation to align with the OAuth 2.1 specification from the new MCP spec. This brings improved security practices and better compatibility with modern authentication flows.

### Development Documentation

**[PR #775](https://github.com/mcp-use/mcp-use/pull/775) by @Pederzh**

Added CLAUDE.md files for Python and TypeScript libraries, providing AI-assisted development guidance and project context for contributors.

## Bug Fixes

### Inspector CDN Path Fix

**[PR #773](https://github.com/mcp-use/mcp-use/pull/773) by @pietrozullo**

Fixed the inspector CDN path and added error fallback handling for improved reliability when loading inspector resources.

### Documentation Updates

**[PR #774](https://github.com/mcp-use/mcp-use/pull/774) by @pietrozullo**

Various documentation fixes and improvements for the Python SDK.

## Other Changes

### README Updates

Updated the Python server README with improved documentation and examples.

## Contributors

Thank you to all contributors who made this release possible:

<Contributors users="Pederzh,renvins,pietrozullo" />