Changelog

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The kabu_* MCP tools are retired

Deprecated · MCP · 31 October 2026

kabu_notify, kabu_ask and the other kabu_* tools now get the MCP error unknown tool. Use notify_human, ask_human, wait_for_human_answer and upload_file_for_human. Read more

MCP asks can wait up to an hour

New · MCP · 31 October 2026

ask_human and wait_for_human_answer take max_wait_seconds, up to 3600, and send a progress notification about every 15 seconds while they wait, so an agent can wait until you reply. Read more

Log in without a key, and report a long run’s progress

New · CLI, App · 30 October 2026

Connect a computer by approving a code in Kabu, with no key to paste, and report a long run’s status and progress with kabu session start, update and end. Read more

New · CLI, MCP · 30 October 2026

Agents that start MCP servers over stdio can run kabu mcp, so their configuration holds no key. It never retries a tool call. Read more

The Kabu plugin for Claude Code and Copilot CLI

New · Plugin · 30 October 2026

A skill that teaches the agent when to notify and when to ask, the kabu MCP server, and opt-in hooks for a finished turn or a needed answer. Read more

The kabu CLI

New · CLI · 24 October 2026

One standard-library Python file, served at https://usekabu.com/kabu, to send and ask from any script, with JSON on stdout and an exit code for every answer. Read more

Four MCP tools to notify and ask a person

New · MCP · 24 October 2026

notify_human, ask_human, wait_for_human_answer and upload_file_for_human at https://usekabu.com/mcp, with typed arguments. The older kabu_* tools still answer. Read more