4 tagged email agent, measured the same way as everything else here.
Instructions file CodexOpenCode
AGENTS.md instructions for tokencanopy/e2a, covering agents.md, public repository data boundary (non-negotiable), project overview, repository layout and build and test commands.
Instructions file
Claude Code instructions for tokencanopy/e2a, a project described as: The first open source email gateway for AI agents — SPF/DKIM verified inbound, HMAC-signed delivery, webhook + WebSocket fan-out, CLI + SDKs + MCP.
Instructions file CodexOpenCode
AGENTS.md instructions for SinoEdwards/mail-agent-mcp, covering agents.md, project, entry procedure, security boundaries and architecture.
Instructions file
Claude Code instructions for SinoEdwards/mail-agent-mcp, covering claude.md and claude-specific notes.