Nanocode vs. OpenBlock

Feature	Nanocode	OpenBlock

Tagline	Minimal Claude Code alternative in ~250 lines	A self-improving coding agent that handles the full dev lifecycle
Website	https://github.com/1rgs/nanocode	https://openblocklabs.com/
Language	python	typescript
Release Date	January 11, 2026	March 16, 2026
Last Updated	April 28, 2026	May 14, 2026
Provider Type	Independent	Independent
MCP Support	No	Yes
Multi-Agent Support	No	Yes
Git Integration	none	deep
Multi-File Editing	Yes	Yes
Auto Test Running	No	Yes
Sandbox / Permissions	No	Yes
Image / Multimodal Input	No	Yes
Voice Mode	No	No
IDE Integration	None - terminal only	None - Terminal onle
Hooks / Extensions	No	Yes
Web Search	No	Yes
Local Model Support	No	Yes
Context Window	Model-dependent	Model-dependent
Supported Models	Claude family of models via the Anthropic API + Any model supported via OpenRouter (400+ models)	400+ via OpenRouter (Claude, GPT, Gemini, Grok, open-source)
Pricing Model	BYOK	Freemium
Free Tier	Yes	Yes
Price Range	Free (BYOK)	$10-100 (credit-based)
Source Code Availability	Open Source (MIT)	Proprietary Software
Source Code	https://github.com/1rgs/nanocode	N/A
Development State	active	active