Connecting tools
Custom adapters
Custom adapters for each program
Claude Code and Codex each connect to GitHub, Slack, and Gmail. A separate adapter block on each connection illustrates the integration work required for each program and service.
Programs
Services
Claude Code
Codex
GitHub
Slack
Gmail
MCP
MCP clients and servers share a protocol
Claude Code and Codex contain MCP clients. MCP servers expose tools for GitHub, Slack, and Gmail. A broad two-way arrow represents the common protocol used by clients and servers to communicate.
Clients
Servers
Claude Code
Codex
Shared
protocol
GitHub
Slack
Gmail