Blackbox AI CLI vs. Letta Code

Feature	Blackbox AI CLI	Letta Code

Tagline	Feature-rich AI coding agent in your terminal	The memory-first coding agent
Website	https://www.blackbox.ai/cli	https://letta.com
Language	typescript	typescript
Release Date	September 20, 2025	December 16, 2025
Last Updated	April 28, 2026	June 3, 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	Yes	No
IDE Integration	35+ IDE integrations including VS Code, JetBrains	None - terminal only
Hooks / Extensions	Yes	Yes
Web Search	Yes	Yes
Local Model Support	Yes	Yes
Context Window	Model Dependent	Model-dependent
Terminal Bench 2.0		#48 · 59.1% ±2.4 ²
Supported Models	400+ models including Opus, GPT, Gemini, Qwen, GLM, Grok, Minimax (free), Mimo, Llama, Kimi, Mistral, DeepSeek	Multi-provider with Claude, GPT, Gemini and self-hosted (BYOK).
Pricing Model	Freemium	Freemium
Free Tier	Yes	Yes
Price Range	Free (BYOK) / $10-40/mo	Free (BYOK) / $20-200/mo
Source Code Availability	Open Source (GPL-3.0)	Open Source (Apache-2.0)
Source Code	https://github.com/blackboxaicode/cli	https://github.com/letta-ai/letta-code
Development State	active	active