{
  "slug": "agent-browser-adds-lightpanda-engine-selection-3a9befce6ec8",
  "title": "agent-browser adds Lightpanda engine selection",
  "tools": [
    "agent-browser"
  ],
  "tags": [
    "agent"
  ],
  "introduced_at": "2026-03-08T18:29:35.000Z",
  "announced_at": "2026-03-08T18:29:35.000Z",
  "effective_at": null,
  "date_basis": "source-publication",
  "status": "unknown",
  "how": {
    "incantation": "When automating a browser task with Lightpanda, run `agent-browser --engine lightpanda open <url>`; this selects Lightpanda and implies native mode. Alternatively, set `AGENT_BROWSER_ENGINE=lightpanda` for the CLI invocation.",
    "examples": [
      "agent-browser --engine lightpanda open <url>",
      "AGENT_BROWSER_ENGINE=lightpanda agent-browser open <url>"
    ],
    "gotchas": [
      "Version: v0.17.0",
      "--engine <name>: Select browser engine; documented values are `chrome` (default) and `lightpanda`. Selecting an engine implies `--native`.",
      "AGENT_BROWSER_ENGINE: Environment variable for selecting the browser engine; documented values are `chrome` (default) and `lightpanda`.",
      "<url> (required): URL passed to the `open` command.",
      "Prerequisite: Install `agent-browser` before running the command; the README documents global, project, and `npx` installation options."
    ]
  },
  "why_it_matters": "When running browser automation with Lightpanda, select that browser engine for the task.",
  "sources": [
    "https://github.com/vercel-labs/agent-browser/releases/tag/v0.17.0",
    "https://github.com/vercel-labs/agent-browser/blob/v0.17.0/README.md"
  ],
  "rank": 0.96029,
  "judge": {
    "publish": true,
    "judge_model": "codex-cli/gpt-6-luna+typesafe/jev-1.13.0",
    "prompt_version": "extract-v7+enrich-v2+judge-v2x3+jev-publish-v1"
  },
  "review_state": "approved",
  "provenance": {
    "run_id": "wave2a-20261017",
    "verdict_id": "wave2a-20261017:wave2a-20261017-a9a6b343658790b2-0:gate",
    "evidence_hash": "e1ab9fd064a2d77e7df301af310f6be6fff9d23b459e997724d808fbd8ec41dd"
  },
  "review": {
    "draft_hash": "14bab389eff381deec3fabb33ab24bf36e3f81c6bfebde528343000d29a3834f",
    "reviewer": "publication-gate",
    "reviewed_at": "2026-10-07T00:00:00.000Z",
    "decision": "wave2a-20261017:gate",
    "reason": "3 of 3 judge runs approved with p_yes >= 0.9 (mean 0.96 >= 0.9; 2 needed) and Jev gave 0.73 (>= 0.6 needed)."
  }
}