Amp vs. Grok Build CLI

Feature	Amp	Grok Build CLI

Tagline	The frontier coding agent	Bring Grok into your terminal
Website	https://ampcode.com	https://x.ai/cli
Language	typescript	rust
Release Date	April 14, 2025	May 14, 2026
Last Updated	June 29, 2026	June 29, 2026
Provider Type	AI Lab	AI Lab
MCP Support	Yes	Yes
Multi-Agent Support	Yes	Yes
Git Integration	deep	deep
Multi-File Editing	Yes	Yes
Auto Test Running	Yes	Yes
Sandbox / Permissions	Yes	Yes
Image / Multimodal Input	Yes	Yes
Voice Mode	No	No
IDE Integration	VS Code	None - Terminal only
Hooks / Extensions	Yes	Yes
Web Search	Yes	Yes
Local Model Support	No	Yes
Context Window	Model-dependent	Model dependent
Supported Models	Claude Opus 4.8, GPT-5.5, GPT-5.3-Codex, Gemini 3.1 Pro / Flash	SuperGrok Heavy, Grok 4.3, 4.20, Grok 4, Grok Build 0.1, custom models including OpenAI compatible models
Supported Subscriptions	—	SuperGrok X Premium
Pricing Model	Usage Based	Subscription
Free Tier	Yes	Yes
Price Range	Free daily grant, then usage-based	$0 (3 Day Trial) / $30 monthly (SuperGrok) / $300 monthly (SuperGrok Heavy)
Source Code Availability	Proprietary Software	Proprietary Software
Source Code		N/A
Development State	active	active