T3rnel Browser – DevTools you can talk to, and a browser your AI can drive
T3rnel Browser is a developer tool extension that integrates conversational DevTools with AI agent capabilities for major browsers. It allows users to inspect CSS, capture screenshots, and drive browser sessions using various AI clients while maintaining human oversight. The product differentiates itself through a focus on security, offering an encrypted credential vault and a human-in-the-loop mechanism to prevent unauthorized actions.
- ▪T3rnel Browser supports integration with numerous AI clients, including Claude Code, Cursor, and VS Code, to automate browser tasks.
- ▪The extension provides a free tier with a one-time Pro purchase option of $29.99 for three activations.
- ▪Security features include an encrypted identity vault that keeps credentials on-device and a system that pauses actions to request human approval.
- ▪The tool offers specific developer utilities such as clean CSS inspection, full-page screenshot stitching, and React component debugging.
- ▪T3rnel operates within the user's existing browser profile to utilize current login sessions without requiring separate automation environments.
Hacker News (AI / LLM) files mainly under ai. We currently carry 6,634 of its stories.
Story provenance
Source · retrieval · rights · ranking — open for full record
inspect →
Story provenance
Attribution is not the same as permission. This drawer separates discovery metadata, excerpts, WeSearch-generated summaries, reuse status, and whether the publisher receives the visit. Nothing here claims a legal grant the publisher has not made.
Record
| Original publisher | T3rnel Browser |
| Canonical URL | https://t3ratech.github.io/t3rnel-browser-plugin/ |
| Publication time | Sun, 27 Sep 2026 21:24:30 +0000 |
| Retrieval time | 2026-09-27T21:36:06.676Z |
| Last seen | 2026-09-27T21:36:06.676Z |
| Headline source | Publisher (no WeSearch rewrite) |
| Excerpt source | publisher body |
| Excerpt method | First ~120 words (~800 chars) of extracted publisher body, fair-use limited. |
| Summary | WeSearch · cerebras-chat (WeSearch summarizer) |
| Summary source text | contentText |
| Citation coverage | Summary is a WeSearch-generated derivative; primary citation is the original publisher URL. |
| Cluster | i0RC2LgzhoHi · 1 stories |
| Cluster logic | Grouped by semantic title/content similarity across sources within a rolling window. Same-publisher template collisions are excluded from coverage comparison. |
| Ranking reason | Story pages are not engagement-ranked. Hub feeds use recency, with optional source-diversified chronological ordering (cap consecutive stories per source). No personalized ranking. |
| Publisher visit | Yes — open original |
| Substitutes article? | No — link-out required for full text |
Rights status (four layers)
WeSearch handling by dimension
| Indexing | May the item be indexed (stored, ranked, made findable)? | Allowed |
| Snippet | May a short excerpt of the publisher's text be shown? | Allowed |
| AI summary | May WeSearch generate its own short summary of the article? | Limited |
| Retrieval / RAG | May the content be exposed for third-party retrieval-augmented generation? | Not asserted |
| Model training | May the content be used to train AI models? | Not asserted |
| Commercial reuse | May the content be reused commercially? | Not permitted |
Basis: Derived from the published RSS/Atom feed. Contact: [email protected]. Reviewed: 2026-07-24.
Opening excerpt (first ~120 words) tap to expand
Version 1.2.0 · 102 tools · no servers DevTools you can talk to,and an agent runway you can trust. Inspect and copy CSS from any element. Capture full-page screenshots that handle sticky headers and lazy loading. Read Markdown as a document. Then hand the wheel to Claude Code/Desktop, Cursor, VS Code, Windsurf, Antigravity, IntelliJ, Codex, Grok Build, Kimi Code/Desktop, JCode, Cline, OpenCode, Continue.dev, KiloCode, Roo Code, Aider, OpenClaw, Hermes, OpenFang or any other MCP client — driving the browser you are already signed into, with a human able to see and stop what it does. Install — free ChromeBraveEdgeOpera — in reviewChromiumFirefox Read the manual Chrome, Brave, Edge, Opera and Chromium use the same store package. Firefox is partly supported — see what differs.
…
Excerpt limited to ~120 words for fair-use compliance. The full article is at T3rnel Browser.
Discussion
0 commentsMore from T3rnel Browser
