Happy Coder

happy-coder

CLI for operating AI coding agents from mobile devices.

Runs as happy|macOS, Linux, Windows|happy.engineering

Open form in Otty otty.toml

Command form

ai-draft · 2 tasks · 5 fields

Start a Claude Code session with mobile control through happy. Subcommands (codex, daemon, auth, resume ...) and the claude flags Happy passes through are left out.

Opens the form; the finished command lands at your prompt, unrun

Run in Otty

otty gui happy-coder

Start a Happy sessionExample values, fixed in this page — nothing here reaches a terminal

TasksEach one presets the form for one job

Start session

Use a custom API endpoint

claude_env

ParametersOnly these flags are editable in the form

Bypass permissions

Shortcut for --dangerously-skip-permissions.
boolean

--yolo

Chrome access

Enable or disable Chrome browser access for this session.
boolean

--chrome

Disable sandbox

boolean

--no-sandbox

JavaScript runtime

enum

--js-runtimenodebun

Claude environment

KEY=VALUE passed to Claude Code, e.g. a custom ANTHROPIC_BASE_URL.
string · repeatable

--claude-env

SourcesEvery flag above is checked against these

help

happy --yolo Start with bypassing permissions happy sugar for --dangerously-skip-permissions happy --chrome Enable Chrome browser access for this session happy --no-chrome Disable Chrome even if default is on happy --no-sandbox Disable Happy sandbox for this session happy --js-runtime b…

help2026-10-27

github.com

Before it fills your prompt, Otty checks the installed happy against its version. A form that does not match your version is not offered.