Charm Crush vs Grok Build CLI

Feature	Charm Crush	Grok Build CLI

Tagline	Glamourous agentic coding for all	Bring Grok into your terminal
Website	https://charm.sh	https://x.ai/cli
Language	go	rust
Release Date	July 29, 2025	May 14, 2026
Last Updated	August 19, 2026	August 19, 2026
Provider Type	Independent	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	None - Terminal only	None - Terminal only
Hooks / Extensions	Yes	Yes
Web Search	Yes	Yes
Local Model Support	Yes	Yes
Context Window	Model-dependent	Model-dependent
Terminal Bench		#9 · 20.3% ±3.1 (Terminal-Bench 4.0) ²
AA Coding Agent Index	-	47% · Grok 4.6 (xhigh)
Supported Models	All Crush-compatible models via Charm Hyper from Anthropic, OpenAI, Deepseek, Gemini, Groq, etc.	SuperGrok Heavy, Grok 4.5, 4.20, Grok 4, Grok Build 0.1, custom models including OpenAI compatible models
Supported Subscriptions	-	SuperGrok X Premium
Pricing Model	BYOK	Subscription
Free Tier	Yes	Yes
Price Range	Free (BYOK), $0 - $20 / month	$0 (3 Day Trial) / $30 monthly (SuperGrok) / $300 monthly (SuperGrok Heavy)
Source Code Availability	Open Source (FSL-1.1-MIT)	Open Source (EULA)
Source Code	https://github.com/charmbracelet/crush	https://github.com/xai-org/grok-build
Development State	active	active