Alternatives to Untether
Untether and 5 alternative tools evaluated on the Tekai technology radar.
Untether
SubjectMIT-licensed Python daemon that bridges six CLI coding agents (Claude Code, Codex, OpenCode, Pi, Gemini CLI, Amp) to Telegram for remote task delegation, voice input, live progress streaming, and interactive approval from mobile.
Alternatives
Claude Code
Anthropic's terminal-based AI coding agent with file access, command execution, layered memory, and MCP integration.
Codex CLI
OpenAI's open-source terminal AI coding agent with OS-level sandboxing, subagent delegation, and AGENTS.md support.
OpenCode
An open-source AI coding agent with a terminal UI, desktop apps, and IDE extensions, connecting to 75+ LLM providers via the Vercel AI SDK.
Pi Coding Agent
A minimal, terminal-based AI coding agent with four core tools and a ~150-word prompt, supporting 20+ LLM providers and TypeScript extensions.
Gemini CLI
Google's open-source terminal AI coding agent using Gemini models with a ReAct loop, 1M token context, and a generous free tier.
Comparison Summary
| Tool | Radar | Type | License |
|---|---|---|---|
| Untether | assess | open-source | MIT |
| Claude Code | trial | vendor | Proprietary |
| Codex CLI | trial | vendor | Apache-2.0 |
| OpenCode | assess | open-source | MIT |
| Pi Coding Agent | assess | open-source | MIT |
| Gemini CLI | assess | open-source | Apache-2.0 |