Alternatives to Claude Code

Claude Code and 6 alternative tools evaluated on the Tekai technology radar.

Claude Code

Subject

Anthropic's terminal-based AI coding agent with file access, command execution, layered memory, and MCP integration.

vendor Proprietary

trial

Google's open-source terminal AI coding agent using Gemini models with a ReAct loop, 1M token context, and a generous free tier.

OpenAI's open-source terminal AI coding agent with OS-level sandboxing, subagent delegation, and AGENTS.md support.

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.

An open-source, MCP-native on-machine AI agent by Block that autonomously executes multi-step development workflows with any LLM provider.

A minimal, terminal-based AI coding agent with four core tools and a ~150-word prompt, supporting 20+ LLM providers and TypeScript extensions.

AI-native code editor built as a VS Code fork with integrated chat, code generation, and multi-model support.

Tool	Radar	Type	License
Claude Code	trial	vendor	Proprietary
Gemini CLI	assess	open-source	Apache-2.0
Codex CLI	trial	vendor	Apache-2.0
OpenCode	assess	open-source	MIT
Goose	trial	open-source	Apache-2.0
Pi Coding Agent	assess	open-source	MIT
Cursor	assess	vendor	Proprietary