{
  "slug": "wrangler-dev-supports-email-protected-quick-tunnels-b1ab84800c30",
  "title": "wrangler dev supports email-protected Quick Tunnels",
  "tools": [
    "wrangler"
  ],
  "tags": [
    "agent"
  ],
  "introduced_at": "2026-10-06T18:39:25.000Z",
  "announced_at": "2026-10-06T18:39:25.000Z",
  "effective_at": null,
  "date_basis": "source-publication",
  "status": "unknown",
  "how": {
    "incantation": "When exposing a local development server through a Quick Tunnel, pass one or more `--tunnel-allowed-mail` flags to `wrangler dev` to require email authentication.",
    "examples": [
      "npx wrangler dev --tunnel --tunnel-allowed-mail <email-or-domain-pattern>"
    ],
    "gotchas": [
      "Version: 4.148.0",
      "--tunnel: Opens the tunnel automatically when Wrangler starts.",
      "--tunnel-allowed-mail <value>: Requires email authentication for the Quick Tunnel; pass one or more flags. Each value is an exact email address or a domain pattern.",
      "Prerequisite: Wrangler must be available to run `npx wrangler dev`. Quick Tunnels are temporary and do not require a Cloudflare account.",
      "Each flag value must be an exact email address or a domain pattern."
    ]
  },
  "why_it_matters": "Expose a local development server through a Quick Tunnel restricted to approved email addresses or domains.",
  "sources": [
    "https://github.com/cloudflare/workers-sdk/releases/tag/wrangler%404.148.0",
    "https://developers.cloudflare.com/workers/local-development/local-dev-tunnels/",
    "https://developers.cloudflare.com/workers/wrangler/commands/workers/"
  ],
  "rank": 0.96017,
  "judge": {
    "publish": true,
    "judge_model": "codex-cli/gpt-6-luna+typesafe/jev-1.13.0",
    "prompt_version": "extract-v7+enrich-v1+judge-v2x3+jev-publish-v1"
  },
  "review_state": "approved",
  "provenance": {
    "run_id": "gap-20261007",
    "verdict_id": "gap-20261007:gap-20261007-17b55dab6c3454b5-3:gate",
    "evidence_hash": "1d805d39b3395a942d433cdff3d00332332c5f2d7bce8836d0e720ea78805c54"
  },
  "review": {
    "draft_hash": "76577bf964a65261840734a761ec794bfbbefea2756750c668cb16dee4df89a8",
    "reviewer": "publication-gate",
    "reviewed_at": "2026-10-07T00:00:00.000Z",
    "decision": "gap-20261007:gate",
    "reason": "3 of 3 judge runs approved with p_yes >= 0.9 (mean 0.96 >= 0.9; 2 needed) and Jev gave 0.64 (>= 0.6 needed)."
  }
}