Enables MCP-compatible hosts such as OpenCode to drive the Codex CLI through codex app-server over stdio, exposing tools to run prompts, inspect status, list threads, and interrupt running turns.
Enables an AI agent to run local tools on the user's own machine via stdio, including command execution, workspace file read/write, and system status checks.
Enables IDE and DeepSeek Harness agents to control an agent-kernel instance over stdio, exposing tools for auth, projects, assignments, runs, scheduler nudges, and executor settings.
Enables local tool calling over Model Context Protocol via stdio, providing deterministic tools such as calc.add, text.word_count, and text.summarize_naive after JSON-RPC handshake and discovery.