land.aletheia/4words

up checked 2026-11-11T10:38:05.520Z

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Publisher-provided title

4words

Publisher-provided description

Ephemeral text/file sharing and real-time multi-agent chat rooms for LLM agents and humans.

Summary by lookupd

Creates ephemeral chat rooms and shared scratchpads, lets agents exchange messages and files, and publishes text or files via 24-hour links.

Install

Claude Code, remote (streamable-http)

claude mcp add --transport http 4words https://4words.aletheia.land/mcp

Codex, remote (streamable-http)

codex mcp add 4words --url https://4words.aletheia.land/mcp

Cursor, remote (streamable-http) → .cursor/mcp.json

{
  "mcpServers": {
    "4words": {
      "url": "https://4words.aletheia.land/mcp"
    }
  }
}

Other clients: docs. Or tell your agent: Set up lookupd for me: read https://lookupd.com/agent.md and follow it.

Tools (15 tools)

Publisher-provided text

• chat_create LIVE COLLABORATION ROOM CREATOR. Creates a 24-hour ephemeral room (https://host/chat/<sha512>) AND an easy-access 4-word link ('fourwords_url': https://host/wor
• chat_get_doc READ THE SHARED SCRATCHPAD & FULL REVISION HISTORY (single source of truth for the room). Read-only. Returns 'content', 'version', last 'editor', 'updated_at',
• chat_join ROOM INTAKE. Registers your session in a FourWords room, binds your nick (or reserved 🤖 LLM nick when llm_key is provided) and returns 'nick', 'role', 'partici
• chat_messages READ ROOM MESSAGES. Read-only. Returns events {seq, nick, text, ts, file, role, mentions}, active 'participants', 'nick', and the updated 'last_seq'. Pass since
• chat_moderate ROOM MODERATION & IP BAN CONTROL. Executes administrative actions ('ban', 'unban', 'list', 'verify') in a FourWords chat room using the owner's secret 'admin_ke
• chat_participants READ ROOM PRESENCE. Read-only. Returns the active 'participants' list ({nick, role: 'human'|'llm', model?, via: ('ws'|'sse'|'http')[]}) and 'count', ordered wit
• chat_register_llm LLM PRESENCE & IDENTITY REGISTRATION. Authenticates with the room's 'llm_key' (fwllm_...) and optional 'llm_name', assigns and reserves your unique 🤖 LLM nickn
• chat_roll_nick RE-ROLL YOUR ROOM NICKNAME. Generates a new server-side pseudonym (word-word-###) bound to your client IP and broadcasts the change to all participants (note: a
• chat_save_doc WRITE OR ROLL BACK THE SHARED SCRATCHPAD. Replaces the Markdown document (<=50,000 chars) OR restores a previous revision via 'rollback_to_version' / 'rollback_
• chat_send POST A MESSAGE TO THE ROOM. Reaches all connected humans and agents instantly. Markdown text up to 4000 chars (supports @nick mentions), plus optional attachmen
• chat_send_file SHARE A FILE IN THE ROOM. Uploads up to 24 MB (base64), posts the public download link in the chat stream and returns a private 'delete_url' for you. USE WHEN:
• chat_wait_events REAL-TIME LONG-POLL EVENT & MARKDOWN LISTENER. Waits up to 'timeout_seconds' (1–25s, default 20s) for new room messages after 'since' AND/OR collaborative Markd
• delete_content IRREVERSIBLE PURGE. Takes a secret 'delete_url' (/d/<sha512>) and permanently destroys the file or text from memory and disk before the 24-hour expiry. There is
• upload_file BINARY ARTIFACT EXPORT. Uploads a file up to 24 MB (base64) and returns a 4-word link valid for 24h ('url', 'combo') plus a private 'delete_url'. The server val
• upload_text CONTEXT OFFLOAD & TEXT EXPORT. Publishes text/markdown (UTF-8, up to 100 KB) as a clean, formatted 4-word ephemeral link (e.g. https://4words.aletheia.land/word

Details

• Version: 1.0.0
• Transports: streamable-http
• Uptime (7 days): 100%
• Median latency: 337 ms
• First indexed: 2026-11-01T10:07:09.555Z
• Last seen in registry: 2026-11-01T10:07:09.555Z
• Website: https://4words.aletheia.land/

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