e2a — email for AI agents

e2a — email for AI agents is a remote (hosted) MCP server: Authenticated email gateway for AI agents — per-agent inboxes, HITL approval, SPF/DKIM verified. Connect any MCP client to https://mcp.e2a.dev/mcp.

Claude CodeCodexAntigravity

commandprompt

Terminal

claude mcp add --transport http mnexa-ai-github-io https://mcp.e2a.dev/mcp --header "Authorization: Bearer $TOKEN"

Run in your project folder. Add --scope user to use it everywhere.

Open Settings → Connectors → Add custom connector, then paste https://mcp.e2a.dev/mcp.

Add to .cursor/mcp.json or your client's MCP config.

{
  "mcpServers": {
    "mnexa-ai-github-io": {
      "type": "http",
      "url": "https://mcp.e2a.dev/mcp"
    }
  }
}

Needs an API key or token in the request headers. Get one from the vendor first.

• Runtime: Nothing, it's hosted.
• MCP client: Claude Code, Codex, Antigravity, Claude Desktop, Cursor or any other client that speaks MCP over streamable HTTP.
• Credentials: a bearer token or API key from e2a.dev, sent in the Authorization header.
• Environment variables: E2A_API_KEY, E2A_AGENT_EMAIL, E2A_BASE_URL