Agents & InferenceSimon Willison
Custom MCP servers connect to Claude and ChatGPT in multiple steps
Which summary reads better? Pick one — models revealed after.Both summaries are AI-generated.
Summary A
Claude and ChatGPT now support integration with custom Model Context Protocol (MCP) servers, enabling developers to extend their capabilities with custom tools and data sources in a few steps, effectively expanding the range of tasks these models can handle in production environments.
Summary B
Custom MCP servers can now be wired into the standard Claude and ChatGPT chat interfaces, but the setup is still multi-step rather than plug-and-play. For production teams, this makes MCP useful for exposing internal tools to mainstream chat UIs, but you should budget for integration friction and operational docs instead of assuming a simple end-user install flow.
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