Charm Crush vs Letta Code

Feature	Charm Crush	Letta Code

Tagline	Glamourous agentic coding for all	The memory-first coding agent
Website	https://charm.sh	https://letta.com
Language	go	typescript
Release Date	July 29, 2025	December 16, 2025
Last Updated	August 19, 2026	August 19, 2026
Provider Type	Independent	Independent
MCP Support	Yes	Yes
Multi-Agent Support	Yes	Yes
Git Integration	deep	basic
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		#44 · 59.1% ±2.4 (Terminal-Bench 2.0) ²
Supported Models	All Crush-compatible models via Charm Hyper from Anthropic, OpenAI, Deepseek, Gemini, Groq, etc.	Multi-provider with Claude, GPT, Gemini and self-hosted (BYOK).
Supported Subscriptions	—	ChatGPT GitHub Copilot Claude Code OpenCode Go / Zen
Pricing Model	BYOK	Freemium
Free Tier	Yes	Yes
Price Range	Free (BYOK), $0 - $20 / month	Free (BYOK) / $20-200/mo
Source Code Availability	Open Source (FSL-1.1-MIT)	Open Source (Apache-2.0)
Source Code	https://github.com/charmbracelet/crush	c
Development State	active	active