Model Context Protocol9 min read
Evolving OAuth Client Registration in the Model Context Protocol
The Model Context Protocol (MCP) has adopted OAuth 2.1 as the foundation for its authorization framework. A key part of the authorization flow that MCP is particularly reliant on is client registration.
By Paul Carleton (Core Maintainer)Model Context Protocol (MCP) Blog
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Originally published by Model Context Protocol (MCP) Blog on Aug 22, 2025.
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