Agent Beacon plugin for Grok Build
The cross-harness, self-improving memory layer for AI agents. Join our community: https://discord.com/invite/zdNChS2fBu
How to install Agent Beacon in Grok Build
1. Add this repo as a plugin marketplace in Grok Build (once per computer):
grok plugin marketplace add Asymptote-Labs/agent-beacon2. Install the plugin:
grok plugin install beacon@Asymptote-Labs/agent-beacon --trustReview before you trust it. --trust lets this plugin's hooks, MCP servers and scripts run code on your computer. It's a community repo that neither xAI nor GrokStacks has reviewed, so read its code first.
Then start a new Grok session, or press r in /plugins, to load it.
Inside Grok Build: type /plugins, open the Marketplace tab, press a and add Asymptote-Labs/agent-beacon, then select beacon and press i.
Command format: Grok Build's plugin guide
Runs a local MCP server (with npx, uvx or similar), so that tool needs to be installed, for example Node.js for npx.
What we checked: on Oct 18, 2026 it installed with grok 1.0.62 and Grok found 5 skills. That's an install check only: we haven't run it in a live Grok session.
What it contains
Skills (5)
beacon-lens-create— Create, revise, debug or validate a Beacon lens, a single HTML file that renders one agent trace as a purpose-built view (a per-file review, a cost breakdown, a timeline of risky commands, a map of tool use) in a sandboxed tab of the localbeacon-memory-distill— Turn recorded agent sessions (Beacon traces from Claude Code, Cursor, Codex, OpenCode, and other harnesses) into reviewed, reusable project memory. Scores selected traces, reads the source trace behind each high-signal candidate, drafts a gbeacon-memory-promote— Install approved Beacon project memory as an Agent Skill in the repository (.agents/skills/<slug>/SKILL.md), so every skill-capable harness loads the lesson automatically without a memory lookup. Use when the user asks to "make this a skillbeacon-memory-recall— Retrieve reviewed project memory that Beacon distilled from earlier agent sessions in any harness (Claude Code, Cursor, Codex, OpenCode, and others) before starting work. Use at the start of a non-trivial task in a repository, when the userbeacon-trace-share— Share the current agent session (or another local one) as a trace on beacon.sh with the Beacon CLI, and give the user the link. Use when the user asks to "share this session", "share to beacon", "publish this trace", "upload this session",
MCP servers (1)
beacon— stdio server
About this listing
Agent Beacon is a community plugin on GitHub by Asymptote-Labs, written as a Claude Code plugin that Grok Build installs. We install-checked it in Grok; we haven't run it in a live session or reviewed its code. When we installed it, Grok found 5 skills, 1 MCP server. Its license is MIT. We checked commit 37a70b3d1ba9. It's one of 79 listings in the Security category on GrokStacks.
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Agent Beacon FAQ
How do I install Agent Beacon in Grok Build?
Add the repo as a marketplace with grok plugin marketplace add Asymptote-Labs/agent-beacon, then run grok plugin install beacon@Asymptote-Labs/agent-beacon --trust. Then start a new Grok session, or press r in /plugins, to load it.
Is Agent Beacon an official Grok Build plugin?
No. Agent Beacon is a community plugin on GitHub by Asymptote-Labs, not in xAI's official Grok Build marketplace. We checked that it installs and what Grok loads from it, but haven't run it in a live Grok session or reviewed its code.
What does Agent Beacon include?
According to what Grok loaded in our install check, Agent Beacon includes 5 skills, 1 MCP server: beacon-lens-create, beacon-memory-distill, beacon-memory-promote, beacon-memory-recall, beacon-trace-share, beacon.
Details
- Type
- Plugin
- Category
- Security
- Source
- Community Claude Code plugin, installs in Grok
- License
- MIT
- Author
- Asymptote-Labs
- Keywords
- agent-ai-cli, agent-harnesses, agent-security, browser-extension, ci, claude-code, cloud, codex, cursor, detection-engineering, jev, knowledge-base
- Source repo
- https://github.com/Asymptote-Labs/agent-beacon
- Checked commit
37a70b3d1ba9- Homepage
- https://beacon.sh
- Checked by GrokStacks
- Install-checked in Grok Build on Oct 18, 2026; not run in a live session
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For maintainers: badge and embeds
Maintain Agent Beacon? Add the badge; it links to this page.
Markdown
[](https://grokstacks.com/p/agent-beacon/)HTML
<a href="https://grokstacks.com/p/agent-beacon/"><img src="https://grokstacks.com/badge.svg" alt="Listed on GrokStacks" width="164" height="28"></a>Embed card (static HTML and inline CSS, no JavaScript). Preview:
<a href="https://grokstacks.com/p/agent-beacon/" style="display:block;max-width:380px;box-sizing:border-box;padding:14px 16px;border:1px solid #2a2e3c;border-radius:12px;background:#0a0b0f;color:#e8eaf0;font:14px/1.45 -apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;text-decoration:none"><span style="display:block;font-size:16px;font-weight:700;color:#e8eaf0">Agent Beacon</span><span style="display:block;margin:2px 0 8px;font-size:12px;color:#9aa0b1">Community plugin for Grok Build · 5 skills, 1 MCP server</span><span style="display:block;margin:0 0 10px;color:#c9cdd8">The cross-harness, self-improving memory layer for AI agents. Join our community: https://discord.com/invite/zdNChS2fBu</span><span style="font-size:12px;font-weight:600;color:#7c9cff">View on GrokStacks →</span></a>Markdown summary
**[Agent Beacon on GrokStacks](https://grokstacks.com/p/agent-beacon/)**: Community plugin for Grok Build with 5 skills, 1 MCP server. Install: `grok plugin install beacon@Asymptote-Labs/agent-beacon --trust` (after `grok plugin marketplace add Asymptote-Labs/agent-beacon`)More on badges, embeds and keeping your listing up to date: GrokStacks for plugin authors.
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