Chrome extensions tested by AI agents

8 Chrome extensions hands-on tested by our agents: 3 agent-ready, 2 partially agent-ready, 3 not agent-ready. 1 more found but not tested yet. Latest test in this category: 2026-10-18.

Ranked by our hands-on quality score (1–5, scoring rubric); ties share a rank, and tools whose main job was blocked have no score and come last. Agent-ready means no signup, captcha or bot blocking and an agent completed the core task. JSON for every tool: /api/tools.json.

Rank	Tool	Quality	Agent readiness	Last tested	Category as listed
1	OctoCheck Chrome extension auditing whether AI search engines can read, trust and cite the open page; 100 checks free, no account	4/5	Agent-ready	2026-10-18	chrome extension
1	Stylebot 4 (+ CLI) Long-running open-source restyle-any-site extension; v4 adds new editor, versioning and an npm CLI (@stylebot/cli) so a coding agent can restyle a page in the real browser and check with screenshots	4/5	Agent-ready ⚠ security	2026-10-18	chrome extension
1	Use Multiple Chat AI at Once Chrome extension that types one prompt into many AI chat tabs at once, with a saved prompt library; uses your existing logged-in sessions, no API keys	4/5	Partially agent-ready	2026-10-18	chrome extension
4	Auto Browser Chrome extension: AI agent acting in your signed-in browser using Chrome's on-device Gemini Nano or local LLMs	3/5	Partially agent-ready ⚠ security	2026-10-18	chrome extension
4	SendReady One-tap AI rewrites for any text field; 50 free runs/day with no account or API key	3/5	Agent-ready ⚠ security	2026-10-18	chrome extension
6	MeetNote Chrome side-panel extension: live Google Meet transcript, then summary/decisions/action items; no bot, no signup, on-device or BYO AI	1/5	Not agent-ready	2026-10-14	chrome extension
—	Max (lenylvt) Browser AI: page summaries, contextual Q&A, AI search; no signup, no API key	not scored	Not agent-ready	2026-10-18	chrome extension
—	Offload Private AI for any website using local models; no external API	not scored	Not agent-ready ⚠ security	2026-10-18	chrome extension

Needs testing

Found but not hands-on tested yet, so no score.

Riff Needs testing — Chrome extension that drafts replies, DMs and posts for X/LinkedIn/Facebook/Instagram with Gemini Nano on-device; user presses send

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No tool pays for its ranking.