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iceberg

v0.4.0

Show 1/8, keep 7/8 below the surface. One-line answers, a four-line ceiling, no summary blocks, and -a for depth.

CodexClaude Code1 Skill

By hellohelen-aiLicense: MIT2 GitHub starsUpdated 2 weeks ago

Directory evidence

Runtimes
Codex and Claude Code
Parsed components
1 skill or MCP entry
Source updated
Sep 5, 2026
Manifest status
Canonical path parsed

The directory validates manifest shape and source location. It does not execute the plugin or provide a security endorsement. Review the indexing methodology →

Install iceberg for Codex and Claude Code

Installs for the current user
codex plugin marketplace add IchenDEV/agent-plugin-mkt
codex plugin marketplace upgrade agent-plugin-marketplace
codex plugin add iceberg@agent-plugin-marketplace

Paste and run these commands in a terminal with Codex. They add and refresh the PluginsMP catalog, then install this plugin.

The installer fetches third-party code from the source repository shown on this page. This directory validates manifest structure and source location, but does not perform a security audit; review the manifest, components, and source before installing.

Get the source manually
git clone https://github.com/hellohelen-ai/iceberg

Clone the source repository, then follow its setup instructions to add the plugin to a compatible client. The repository root is the plugin root.

Plugin files

iceberg/
├── .codex-plugin/plugin.json
├── .claude-plugin/plugin.json
└── skills/iceberg/SKILL.md

Included Skills1

icebergskills/iceberg/SKILL.md

Terse output mode. One-line answers, a four-line ceiling, no summary blocks, no recaps, and a -a flag for a longer answer that keeps its shape. Use for /iceberg, "iceberg mode", "be brief", "shorter answers", "stop writing so much", or whenever the user complains about wall-of-text replies.

Plugin manifests2

.codex-plugin/plugin.json
{
  "name": "iceberg",
  "version": "0.4.0",
  "description": "Show 1/8, keep 7/8 below the surface. One-line answers, a four-line ceiling, no summary blocks, and -a for depth.",
  "skills": "./skills/",
  "hooks": "./hooks/codex-hooks.json",
  "author": {
    "name": "hellohelen-ai",
    "url": "https://github.com/hellohelen-ai"
  },
  "homepage": "https://github.com/hellohelen-ai/iceberg",
  "repository": "https://github.com/hellohelen-ai/iceberg",
  "license": "MIT",
  "keywords": [
    "brevity",
    "verbosity",
    "productivity",
    "output-style",
    "tokens"
  ],
  "interface": {
    "displayName": "Iceberg",
    "shortDescription": "Make your agent laconic. One-line answers, full accuracy, -a for depth.",
    "longDescription": "Terse output mode. The agent answers on line one and stops, offers detail instead of dumping it, holds a four-line ceiling, and never recaps its own diff. Code, commands, and error strings are never compressed. Measured at 83% shorter replies than the agent's default. Put a bare -a in a message and the rules swap: the ceiling lifts to 40 lines, the shape holds, and the reply still lands 82% under a plain ask for detail.",
    "developerName": "hellohelen-ai",
    "category": "Productivity",
    "capabilities": [
      "Write"
    ],
    "websiteURL": "https://github.com/hellohelen-ai/iceberg",
    "privacyPolicyURL": "https://github.com/hellohelen-ai/iceberg/blob/main/README.md",
    "termsOfServiceURL": "https://github.com/hellohelen-ai/iceberg/blob/main/LICENSE",
    "defaultPrompt": [
      "Use iceberg mode. Answer on line one and stop."
    ],
    "brandColor": "#2E4A62"
  }
}
.claude-plugin/plugin.json
{
  "name": "iceberg",
  "description": "Makes your coding agent laconic. One-line answers, no walls of text. The work stays below the surface. Put -a in a message for the long answer, still in shape.",
  "version": "0.4.0",
  "author": {
    "name": "David Hanlon"
  },
  "homepage": "https://github.com/hellohelen-ai/iceberg",
  "keywords": [
    "output-style",
    "verbosity",
    "concise",
    "brevity",
    "dx"
  ],
  "repository": "https://github.com/hellohelen-ai/iceberg",
  "license": "MIT"
}

For maintainers

If you maintain this plugin, link to this source-backed listing from your README so users can review its manifest and indexed components.

[iceberg on Agent Plugins Marketplace](https://pluginsmp.com/plugins/iceberg)