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Computer-Use Agents API

by hcompai · remote · no sign-in to list tools · v1.0.0 · published by GitHub user hcompai

Run and manage H Company's Computer-Use Agents from any MCP client.

Deletes · 1Final · 1Changes · 3
CompareRegistry entry

9 tools: 1 can delete or cancel things, 1 do something that can't be undone, 3 change things and 4 only read.

Scanned Oct 21, 2026

No check matched anything in the tool definitions. No finding is not a safety guarantee. How the checks work.

claude mcp add --transport http hai-agents https://agp.hcompany.ai/mcp --header 'Authorization: <your-authorization>'

Tools

Open a tool for its reasons and full description. Descriptions are the publisher's own words, shown as they are.

9 tools

Deletes or cancels 1Claude Code: deny
  • cancel_sessionCancel a session; a no-op if it does not exist or already finished.No findings

    Why it is in this group

    • The name "cancel_session" says "cancel": a word for removing or ending something.
    Description, as the server wrote it
    Cancel a session; a no-op if it does not exist or already finished.
Can't be undone 1Claude Code: ask
  • send_messageSend a follow-up message to a running session.No findings

    Why it is in this group

    • The name "send_message" says "send": a word for sending, and what is sent cannot be taken back.
    Description, as the server wrote it
    Send a follow-up message to a running session.
Changes things 3Claude Code: ask
  • run_agentStart an agent on a task; return the answer or a session handle to wait on.No findings

    Why it is in this group

    • The name "run_agent" says "run": a word for a change.
    Description, as the server wrote it
    Start an agent on a task; return the answer or a session handle to wait on. ``agent`` is a name from list_agents, which runs its latest revision, or ``name:N`` to run revision N.
  • share_sessionMake a session publicly readable and return its absolute share URL.No findings

    Why it is in this group

    • Nothing in its name or description says what it does, so it is counted as a write.
    Description, as the server wrote it
    Make a session publicly readable and return its absolute share URL.
  • write_fileWrite base64-encoded content to a file on a browser session's machine.No findings

    Why it is in this group

    • The name "write_file" says "write": a word for a change.
    Description, as the server wrote it
    Write base64-encoded content to a file on a browser session's machine. ``session_id`` is the browser session id issued by env-manager when the session was created, not the id ``run_agent`` returns.
Only reads 4Claude Code: allow
  • list_agentsList agents the caller can run: their org's agents plus the public ``h/`` ones.No findings

    Why it is in this group

    • The name "list_agents" says "list": a word for reading.
    Description, as the server wrote it
    List agents the caller can run: their org's agents plus the public ``h/`` ones.
  • list_filesList files on a browser session's machine (e.g.No findings

    Why it is in this group

    • The name "list_files" says "list": a word for reading.
    Description, as the server wrote it
    List files on a browser session's machine (e.g. downloads), newest first. ``session_id`` is the browser session id issued by env-manager when the session was created, not the id ``run_agent`` returns. When a listing is truncated, page on the last entry's modified_at (ISO-8601) and name, passed as modified_before and name_after. Send both: modification times are not unique, and a timestamp alone skips the rest of a tied group.
  • read_fileRead a file from a browser session's machine; returns base64 content and metadata.No findings

    Why it is in this group

    • The name "read_file" says "read": a word for reading.
    Description, as the server wrote it
    Read a file from a browser session's machine; returns base64 content and metadata. ``session_id`` is the browser session id issued by env-manager when the session was created, not the id ``run_agent`` returns.
  • wait_for_sessionPoll a session: with ``wait`` long-poll for the answer, else return the current snapshot.No findings

    Why it is in this group

    • The name "wait_for_session" says "wait": a word for reading.
    Description, as the server wrote it
    Poll a session: with ``wait`` long-poll for the answer, else return the current snapshot.

This is not a safety rating, and no finding is not a safety guarantee. The groups and findings come from fixed checks of the tool definitions the server returned on the date shown, not from its code or what it does when called. How the checks work.

Install

Pinned to version 1.0.0. Values in angle brackets are yours to fill in.

claude mcp add --transport http hai-agents https://agp.hcompany.ai/mcp --header 'Authorization: <your-authorization>'

Run in a terminal.

Claude Code permissions

Allow the reads, ask before a change, deny the deletes. Paste into .claude/settings.json.

.claude/settings.json
{
  "permissions": {
    "allow": [
      "mcp__hai-agents__wait_for_session",
      "mcp__hai-agents__list_agents",
      "mcp__hai-agents__list_files",
      "mcp__hai-agents__read_file"
    ],
    "ask": [
      "mcp__hai-agents__run_agent",
      "mcp__hai-agents__send_message",
      "mcp__hai-agents__share_session",
      "mcp__hai-agents__write_file"
    ],
    "deny": [
      "mcp__hai-agents__cancel_session"
    ]
  }
}

Tools that only read are allowed, tools that change things ask first, tools that delete or cancel are denied. It assumes the server is installed as hai-agents. Review it before you use it.