Mastra Code vs. Zot

Feature	Mastra Code	Zot

Tagline	Coding agent that replaces compaction with Observational Memory	Yet another coding agent harness.
Website	https://code.mastra.ai/	https://zot.sh
Language	typescript	go
Release Date	December 24, 2025	April 18, 2026
Last Updated	September 4, 2026	September 4, 2026
Provider Type	Independent	Independent
MCP Support	Yes	No
Multi-Agent Support	Yes	Yes
Git Integration	basic	low
Multi-File Editing	Yes	Yes
Auto Test Running	No	No
Sandbox / Permissions	Yes	Yes
Image / Multimodal Input	Yes	Yes
Voice Mode	Yes	No
IDE Integration	ACP (Agent Client Protocol)	None
Hooks / Extensions	Yes	Yes
Web Search	Yes	Yes
Local Model Support	Yes	Yes
Context Window	Model-dependent; observation-based	Model dependent
Supported Models	Claude, GPT, Gemini and thousands more via Mastra's unified model router, plus custom OpenAI-compatible providers	Models from Anthropic, OpenAI, Kimi, DeepSeek, Google Gemini/Vertex, GitHub Copilot, Bedrock, Azure and 300+ models from OpenRouter.
Supported Subscriptions	Claude Code ChatGPT GitHub Copilot SuperGrok	—
Pricing Model	Free, BYOK	Free
Free Tier	Yes	No
Price Range	Free (BYOK)	$0
Source Code Availability	Open Source (Apache-2.0)	Open Source (MIT)
Source Code	https://github.com/mastra-ai/mastra	https://github.com/patriceckhart/zot
Development State	active	active