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Compare servers	Nexus MCP
Purpose	MCP server that lets AI models invoke CLI agents (Codex, Claude, OpenCode) as tools — with parallel execution, retries, and structured output parsing.
Authentication (maintainer declared)	Unknown
Public launch command	uvx nexus-mcp
Configuration source	Public install instructions
Observed tools	Unknown
Last complete tool check	Unknown
License	MIT
	Open setup

A complete tool check lists tools; it does not exercise them or certify security.