According to a post in the Live Search blog on August 22nd, They're currently working on the Windows Live Webmaster Portal with a proposed release date scheduled for late fall.
Tools to be included are:
- Troubleshooting tools to ensure MSNBot is effectively crawling and indexing your site
- Sitemap creation, submission and ping tools
- Statistics about your website
- Consolidation of content submission resources
- New content and community resources
source:
Live Search's WebLog : Our New Webmaster Portal and an Invitation to the Private Beta